1. Equipment and material storage shall be confined to areas approved by the Engineer.
Disposal of all rubbish and surplus materials shall be at the Contractor’s expense.
2. The Contractor shall order, purchase, transport, coordinate delivery, accept delivery, confirm the quantity and quality received, prepare storage area(s), store, handle, protect, move, relocate, remove and dispose excess of all materials used to accomplish the Work.
3. Materials shall be delivered to the Work Site only during Working Hours and shall be accompanied by bills of lading that shall clearly state for each delivery: the name of the Contractor as consignee, the Project name and number, address of delivery and name of consignor and a description of the material(s) shipped.
4. Prior to storage of any materials which have been shipped to or by the Contractor to any location within the City’s boundaries the Contractor shall provide the Engineer a copy of lease agreements for each property where such materials are stored. The lease agreement shall clearly state the term of the lease, the description of materials allowed to be stored and shall provide for the removal of the materials and restoration of the storage site within the time allowed for the Work.
5. All such storage shall conform to all laws and ordinances that may pertain to the materials stored and to preparation of the storage site and the location of the site on which the materials are stored. Storage of hazardous wastes, construction equipment ma terial, and parking and fueling of equipment shall not occur in biologically sensitive areas.
6. Loss, damage or deterioration of all stored materials shall be the Contractor’s responsibility.
Conformance to the requirements of this section, both within and outside the limits of work is a part of the Work. The Engineer shall have the right to verify the suitability of materials and their proper storage at any time during the Work.
7. The Contractor shall furnish and maintain in good condition all equipment and facilities as required for the proper execution and inspection of the Work. Such equipment and facilities shall meet all requirements of applicable ordinances and laws.
8. Restore the storage area to an equal or better condition as deemed necessary by the Engineer and at no additional cost to the Agency.
10. When required by the Engineer, the Contractor shall furnish and operate a self-loading motor sweeper with spray nozzles at least once each Working Day for the purpose of keeping paved areas acceptably clean wherever construction, including restoration, is incomplete.
11. Materials and equipment shall be removed from the Site as soon as they are no longer necessary. Before the final inspection, the Site shall be cleared of equipment, unused materials, and rubbish so as to present a satisfactory clean and neat appearance. All cleanup costs shall be included in the Contractor’s Bid.
12. Care shall be taken to prevent spillage on haul routes. Any such spillage shall be removed immediately, and the area cleaned.
13. Excess excavation material from catch basins or similar structures shall be removed from the Site immediately. Sufficient material may remain for use as backfill if permitted by the Specifications. Forms and form lumber shall be removed from the Site as soon as practicable after stripping.
14. Failure of the Contractor to comply with the Engineer’s cleanup orders may result in an order to suspend Work until the condition is corrected. No additional compensation will be allowed because of such suspension.
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15. Cleanup and dust control required in the Contract shall also be executed on weekends and other non-Working Days when needed to preserve the health safety or welfare of the public.
The Contractor shall conduct effective cleanup and dust control throughout the duration of the Contract. The Engineer may require increased levels of cleanup and dust control that, in his/her sole discretion, are necessary to preserve the health, safety and welfare of the public.
Cleanup and dust control shall be considered incidental to the items of W ork that they are associated with, and no additional payment will be made for them.
16. Vermin Control. At the time of acceptance, structures entirely constructed under the Contract shall be free of rodents, insects, vermin, and pests. Necessary extermination work shall be arranged and paid for by the Contractor as part of the Work within the Contract time and shall be performed by a licensed exterminator in accordance with requirements of governing authorities. The Contractor shall be liable for injury to persons or property and responsible for the elimination of offensive odors resulting from extermination operations.
17. Temporary Light, Power, and Water. The Contractor shall furnish, install, maintain, and remove all temporary light, power, and water at its own expense. These include piping, wiring, lamps, and other equipment necessary for the Work. The Contractor shall n ot draw water from any fire hydrant (except to extinguish a fire), without obtaining permission from the water agency concerned. The Contractor shall obtain a construction meter for water used for the construction, plant establishment, maintenance, cleanup, testing and all other work requiring water related to this Contract. The Contractor shall contact the appropriate water agency for requirements. The Contractor shall pay all costs of temporary light, power and water including hookup, service, meter and any, and all, other charges, deposits and/or fees for them . These costs shall be considered incidental to the items of W ork that they are associated with, and no additional payment will be made for them. 3-12.4.2 Storage in Public Streets.
DELETE in its entirety and SUBSTITUTE with the following:
1. Construction materials shall not be stored in streets, roads, or highways for more than 5 Calendar Days after unloading. All materials not installed or used in construction within 5 Calendar Days after unloading shall be stored at a location approved by the Engineer.
2. Construction equipment shall not be stored at the Work Site before its actual use nor for more than 5 Calendar Days after it is no longer needed. Time necessary for repair or assembly of equipment may be authorized by the Engineer.
3. Excavated material, except that which is to be used as backfill in the adjacent trench, shall not be stored in public streets unless otherwise permitted. Immediately after placing backfill, all excess material shall be removed.
4. The Contractor shall not store equipment for traffic control in right of way.
ADD 3- 12.4.3 Storage and Staging Areas.
1. Storage and staging areas are the Contractor’s responsibility. If the Plans designate a staging location within the Project or in close proximity, the Contractor may utilize such area for their
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use. The storage and staging areas shall be as close as possible to the Site. Contractor is responsible for obtaining any permits, leases, or any other items necessary to obtain staging areas.
2. Storage of hazardous wastes, construction equipment material, and parking and fueling of equipment shall not be allowed in the MHPA or other biologically sensitive areas. Ensure the fueling of vehicles occurs only within designated staging areas using appropriate catch basins and devices.
3. Return the storage and staging area and the adjacent area to an equal or better condition as deemed necessary by the Engineer, at no additional cost to the Agency.
4. The Contractor shall provide the Engineer a copy of the lease agreement for any property to be used for the storage of materials or equipment prior to delivery or storage of any materials or equipment. Each lease agreement shall clearly state the term of the lease and a description of the materials or equipment allowed to be stored and shall provide for the removal of the materials or equipment and restoration of the storage site within the time allowed for the Work.
5. Construction equipment shall not be stored at the Work Site before its actual use on the Work nor for more than 5 Calendar Days after it is no longer needed. Time necessary for repair or assembly of equipment may be authorized by the Engineer. 3-12.6 Water Pollution Controls
3-12.6.2 Best Management Practices (BMPs).
ADD the following:
1. Contractor shall submit a BMP plan as a submittal to the Agency. 3-12.6.3 Storm Water Pollution Prevention Plan (SWPPP).
ADD the following:
1. The Contractor shall evaluate the requirements for the preparation of a SWPPP for Work within the City’s boundary by reviewing the Determination of SWPPP Tier Level and Construction Threat Level (form E-32), which may be obtained at:
http://www.carlsbadca.gov/services/depts/landev/engineering.asp
2. The Contractor shall review the criteria requiring the preparation of a SWPPP conforming with the State Water Resources Control Board Order No. 2022-0057-DWQ, NPDES General Permit No. CAS000002, Waste Discharge Requirements for Discharges of Storm Water Runoff Associated with Construction and Land Disturbance Activities (the Construction General Permit or CGP). The CGP and other information are available at:
https://www.waterboards.ca.gov/water_issues/programs/stormwater/constpermits.sht ml
3. If a SWPPP has been prepared specifically for the Project and is included as a part of the Contract Documents, the Contractor shall use the SWPPP as a baseline document and shall
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amend the SWPPP, with the Engineer’s approval, as necessary to include the Contractor’s proposed Construction Schedule, construction operations, and the S ite conditions encountered or created during the Work.
4. If the Agency has not prepared a SWPPP for the Project and the Project is subject to coverage under the CGP, the Contractor shall prepare and implement the SWPPP conforming with the CGP requirements.
5. The Contractor shall comply with all requirements of the approved SWPPP and the CGP including implementation during construction by a QSP, The Contractor shall provide all information necessary for the Agency to obtain coverage under the CGP during the electronic submittal of Permit Registration Documents and supporting data necessary for the filing of the storm water Notice of Intent and Notice of Termination. The Contractor shall be responsible for conducting all monitoring and inspections and filing all reports required by and in accordance with the CGP.
3-12.6.5 Payment.
DELETE in its entirety and SUBSTITUTE with the following:
1. Unless otherwise specified, payment for water pollution control, including implementation and maintenance of BMPs, shall be considered as included in the Contract Bid Price.
2. Payment for dewatering shall be as specified in the Special Provisions.
ADD 3- 12.7 Vermin Control.
1. The Site and structures constructed under the Contract shall be kept free of rodents, insects, vermin, and pests. Necessary extermination work shall be arranged and paid for by the Contractor as part of the Work within the Contract time and shall be performed by a licensed exterminator in accordance with requirements of governing authorities. The Contractor shall be liable for injury to persons or property and responsible for the elimination of offensive odors resulting from extermination operations.
3-13 COMPLETION, ACCEPTANCE, AND WARRANTY
3-13.1 Completion.
DELETE in its entirety and SUBSTITUTE with the following:
1. The Contractor shall comply with the following prior to requesting a Pre -Final inspection of the Work and filing of a written assertion that the Work has been completed:
a. Provide completed and signed redline drawings and record documents including installation, maintenance and operation instructions, manuals and/or tools for installed equipment.
b. Provide and properly label all keys for existing facilities or new permanent work. c. Provide all items specified to be supplied as extra stock and spare parts. Wrap, seal, or place in a container all items as necessary to allow for storage by the Agency for future use. Verify the specified quantities.
d. Provide all final Special Inspection reports and certifications required by equipment manufacturers to demonstrate compliance with applicable codes and standards.
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e. Obtain any required certifications from the Engineer of Record for permanent BMPs. f. Comply with all requirements of permits issued by jurisdictional agencies. g. Remove temporary facilities from the Site.
h. Thoroughly clean the Site and remove all mark-outs and construction staking.
2. The Agency’s Project Inspector will schedule the Pre -Final inspection within 5 Working Days of receipt of the Contractor’s request. The Inspector will generate a list of deficiencies (Punchlist) within 5 Working Days after the Pre-Final inspection.
3. The Contractor shall have 30 Working Days to correct the deficiencies and provide a written response to each Punchlist item. The Inspector will review the corrective work within 5 Working Days of receipt of the Contractor’s written response to each Punchlist item. Any outstanding deficiencies will be considered incomplete Work and the Punchlist will be returned to Contractor. Full payment will not be made for any Bid item with outstanding deficiencies and a Final Inspection will not be scheduled until all deficiencies are completed to the satisfaction of the Inspector.
4. The Contractor shall submit a request for Final Inspection which shall include a written assertion that the Work has been completed in accordance with the Contract Documents and a written response describing the corrective Work completed for all punch list items identified in the Pre -Final inspection(s). The request for Final Inspection will not be considered without the Contractor’s written response to the punch list items. The Inspector will schedule the Final Inspection within 10 Working Days of receipt of the Contractor’s request and invitees will include the Construction Manager, Engineer and representatives from agencies or utility companies having jurisdiction over the Work. The Contractor’s attendance is mandatory.
5. If, in the Engineer’s judgment, the Work has been completed in accordance with the Contract Documents, the Engineer will set forth in writing the date the Work was completed. This will be the date when the Contractor is relieved from responsibility to protect and maintain the Work, and to which liquidated damages will be computed.
ADD 3- 13.1.1 Requirements Before Requesting a Walk-through.
1. The following items are required prior to requesting a Walk-through:
a. Remove temporary facilities from the Site.
b. Thoroughly cleaning the Site and removing all mark outs and construction staking. c. Provide completed and signed Red -lines in accordance with Contract Document requirements.
d. Provide all material and equipment maintenance and operation instructions and/or manuals.
e. Provide all tools which are a permanent part of the equipment installed in the Project. f. Provide and properly identify all keys for construction and all keys for permanent work.
g. Provide all final Special Inspection reports required by the applicable building code. h. Provide all items specified to be supplied as extra stock. Wrap, seal, or place in a container all items as necessary to allow for storage by the Agency for future use.
Verify the specified quantities.
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i. Ensure that all specified equal opportunity (if applicable) and certified wage rate documentations covering the Contract Time have been submitted. j. Provide the spare parts for the proposed irrigation system as specified in the Special Provisions.
2. Contractor shall notify the Engineer to arrange a final inspection of permanent BMPs installed and shall obtain the completed, signed, and stamped DS-563 Form 30 Calendar Days prior to the issuance of the Notice of Completion.
ADD 3- 13.1.2 Walk-through and Punchlist Procedure.
1. When Contractor considers that the Work and Services are complete, notify the Engineer in writing that the Project is complete and request that the Contractor and the Engineer perform a Walk-through for the generation of a Punchlist. Contractor shall notify the Engineer at least 7 Working Days in advance of the Walk-through.
2. The Engineer will first determine if the Project is ready for a Walk -through by verifying whether the Contractor have completed all items as required by 3 -13.1.1, “Requirements Before Requesting a Walk-through.”
3. If the Work includes sewer and storm drain installations, the inspection shall include televising in accordance with the requirements in the Contract Documents.
4. The Engineer shall facilitate the Walk-through.
5. Contractor shall make Plans, specifications, and technical data, such as submittals and equipment manuals, available at the Site for the Walk-through attendees.
6. The Engineer will provide the Contractor with the Punchlist within 15 Working Days after the date of the Walk -through and submit it to the Contractor. The Agency shall not provide a preliminary Punchlist.
7. If the Engineer finds that the Project is not substantially complete as defined in the Contract, the Engineer will terminate the Walk-through and notify the Contractor in writing.
8. If, at any time during the Engineer’s evaluation of the corrective Work required by the Punchlist, the Engineer discovers that additional corrective Work is required, the Engineer may include that corrective Work in the Punchlist. Contractor shall remain solely responsible for the Project Site until the Project is completely operational, all Punchlist items have been corrected, and all operation and maintenance manuals have been accepted by the Agency.
9. The Engineer shall meet with the Contractor until all Punchlist items are corrected. If Contractor takes longer than 30 Working Days to complete the corrective Work, the Project shall be subject to re-evaluation.
10. Upon acceptance of the Work, Contractor shall assemble and deliver to the Engineer all records, documents, warranties, material certifications, bonds, guarantees, maintenance and service agreements, and maintenance and operating manuals. Written warranties , except manufacturer’s standard printed warranties, shall be on a letterhead addressed to the Contractor. Warranties shall be submitted in the format described in this section, modified as approved by the Agency, to suit the conditions pertaining to the warranty. 3-13.2 Acceptance
DELETE in its entirety and SUBSTITUTE with the following:
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1. Acceptance of the Work will occur after all the requirements of the Contract Documents have been fulfilled. If, in the Engineer’s judgment, the Contractor has fully performed the Contract, the Engineer will recommend to the City Manager for the City of Car lsbad or Executive Manager for the Carlsbad Municipal Water District that the Contractor’s performance of the Contract be accepted. Upon such certification by the Engineer, the City Manager or Executive Manager may accept the Work. Upon the acceptance of the Work by the City Manager or Executive Manager, a “Notice of Completion” will be filed in the office of the San Diego County Recorder. The date of recordation shall be the date of acceptance of the Work.
2. Once the “Notice of Completion” has been recorded, the Engineer will release the retention. 3-13.3 Warranty.
DELETE in its entirety and SUBSTITUTE with the following:
1. Contractor shall warranty and repair all defective materials and workmanship for a period of 1 year. This warranty period shall start on the date the Work was recorded by the “Notice of Completion” unless the Agency has beneficial use of the Project (excluding water, sewer, and storm drain projects). In addition, Contractor shall warranty the Work against all latent and patent defects for a period of 10 years.
2. The warranty period for specific items covered under manufacturers’ or suppliers’ warranties shall commence on the date they are placed into service at the direction of or as approved by the Engineer in writing.
3. All warranties, express or implied, from Subcontractors, manufacturers, or suppliers, of any tier, for the materials furnished and work performed shall be assigned, in writing, to the Agency, and shall be delivered to the Engineer prior to the acceptance of the Contractor’s performance of the Contract.
4. Replace or repair defective materials and workmanship in a manner satisfactory to the Engineer after notice to do so from the Engineer and within the time specified in the notice.
If Contractor fails to make such replacements or repairs within the time spe cified in the notice, the Agency may perform the replacement or repairs at Contractor’s expense. If Contractor fails to reimburse the Agency for the actual costs, Contractor’s Surety shall be liable for the cost.
5. The warranty period shall be extended with respect to portions of the Work corrected under warranty. I n addition to the longer warranty periods required in the Agency Technical Specification for certain items, other items that shall be warrantied free from workmanship and/or material defect for a period longer than 1 year are as follows:
Specified Item Minimum Warranty Period
Detectable Warning Tile Construction 3 Years of Manufacturer’s Warranty All Work Under SECTION 500 – PIPELINE
REHABILITATION
3 Years
Fiber Optic Interconnect Cables 2 Years
Luminaires1 10 Years of Manufacturer’s Warranty
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LED Signal Modules 3 Years of Manufacturer’s Warranty
1 Provide documentation verifying that the induction luminaire models being offered for the Project are covered by the 10-year warranty.
6. Contractor shall provide the Agency a copy of the manufacturer’s warranty for private sewer pumps, including the alarm panel and all other accessories. a. Contractor shall involve the manufacturer in the installation and startup as needed to secure any extended warranty required.
b. This section is not intended to limit any manufacturer’s warranty which provides the Agency with greater warranty rights than set forth in this section or the Contract Documents.
c. The warranty shall include all components. The form of the warranty shall be approved by the Engineer in accordance with 3 -13.3.2, “Warranty Format Requirements.”
7. If, during the warranty period, any item of the Work is found to be Defective Work, Contractor shall correct it promptly after receipt of written notice from the Agency to do so. The warranty period shall be extended with respect to portions of the Work corrected as part of the warranty requirements.
ADD 3- 13.3.1 Defective Work.
1. If the Engineer finds any part of the Work, to be defective or not in compliance with the Contract Documents, the Contractor shall correct the Defective Work in accordance with the Engineer’s written instructions and within the specified time limits.
2. The Engineer may order Contractor to stop all or part of the Project if, upon notice, Contractor fails to immediately correct the Defective Work in conformance with the Contract Documents. The Contractor bears all direct and indirect costs and damages that result from the Agency’s Stop Work notice.
3. The Engineer may determine in its sole discretion to accept Defective Work instead of having the Contractor correct the Defective Work. However, the Contractor will still be financially responsible for the Defective Work. The Engineer shall issue a deductive Change Order and will incorporate the necessary revisions in the Contract Documents for the Defective Work, the diminished value to the Project, or for the cost to repair the Defective Work.
4. If the Contractor fails to correct Defective Work within the specified time limits, the Engineer may correct the Contractor’s Defective Work. The Agency has the right to correct any Defective Work without notice in the event of an emergency. Contractor sha ll bear all direct and indirect costs of the Defective Work that the Agency corrects.
5. When undertaking remedial action under this section, the Agency may exclude Contractor from all or part of the Site, take possession of all or part of the Work and suspend Contractor’s Work and or services, and incorporate into the Project all materials and equipment stored at the Site or for which the Agency has paid but Contractor has stored elsewhere.
6. For Building Projects which require a certificate of occupancy, not including sewer and water facilities, if the Contractor fails to correct the Defective Work listed on the Agency’s Punchlist within 30 Working Days in accordance with 6 -1.1, “Construction Schedule,” the Contractor
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shall reimburse the Agency for all costs to provide inspection services required to monitor the Contractor’s Work beyond the 30 Working Days. The Agency shall bill the Contractor for the additional inspection at the Agency’s established rates.
7. If the Contractor completes the Project or portions of the Project prior to NOC, the Contractor shall preserve equipment by developing and implementing a preventive maintenance program in compliance with manufacturer’s recommendations.
ADD 3- 13.3.2 Warranty Format Requirements.
1. Written warranties, except manufacturer’s standard printed warranties, shall be on the Contractor’s and Contractor’s agents’, material suppliers’, installers’, or manufacturers’ own letterhead, addressed to and for the Agency’s benefit. Submit warranties i n the format described in this section, modified as approved by Engineer to suit the conditions pertaining to the warranty.
2. The Contractor shall obtain warranties, executed in triplicate by responsible Subcontractors and Suppliers, within 10 Working Days after completion of the applicable item of Work.
Except for items put into use with the Engineer’s permission with date mutually agreed upon in writing, ensure that the beginning time of the warranty is the Project completion date.
3. The Contractor shall verify that the documents are in proper form, contain full information, and are notarized.
4. The Contractor shall verify that warranties are signed by both the Contractor and the appropriate party.
5. The Contractor shall provide warranties to the Engineer with a neatly typed table of contents, identifying each warranty with the number and title of the applicable specification section requiring the warranty and the name of the product or work item.
6. The Contractor shall separate each warranty with index tab sheets keyed to the table of contents listing. Provide complete information using separate typed sheets as necessary. The information shall include a list of Subcontractors and Suppliers with the name, address, and telephone number of the responsible principals.
3-13.3.3 Long-Term Warranty Contract (LTWC).
1. If specified in the Special Provisions and when a LTWC is included in the Contract Documents, the Contractor shall execute and submit the supplemental agreement for the extended Project warranty (the LTWC covering the workmanship and materials).
2. The first 3 years of warranty protection after installation shall be secured by the faithful performance and payment bonds in accordance with 1-7.2, “Contract Bonds.”
3. At the conclusion of the initial 3 -year bonded warranty period, an “n” -year subsequent manufacturer’s warranty for labor and materials shall commence and run concurrently with the LTWC, where “n” is the number of additional years beyond the initial 3 years as specified in the Special Provisions. Alternatively, and with respect to the 3 -year bonded warranty, the Contractor may submit a 2 -year bond followed by 1 -year bond. If the alternate option is selected, the 1-year bond shall be submitted to the Agency at least 90 Calendar Days before the expiration of the original 2 -year bond. Contractor shall clearly inform the Contract Specialist of the option selected. The protection provided shall not be for less than 3 + “n” years continuously.
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4. The manufacturer’s warranty for parts and labor shall secure performance of the LTWC by the Contractor. Additional security in the form of bonds for both the LTWC and the manufacturer’s extended “n” -year warranty (in years 4 and on following Acceptance) fo r labor and materials may, but is not required to be, provided per the compensation provisions of the LTWC.
5. The manufacturer warranty shall extend to performance of the LTWC by the Contractor, including without limitation the performance of periodic inspections, preparation of periodic reports, and performance of repairs or replacements including parts and labor. If the manufacturer warranty does not expressly extend to the LTWC or is qualified in any way to exclude warranty of the performance of the LTWC by the Contractor, the surety bond shall be provided for the LTWC in accordance with 1-7.2, “Contract Bonds.”
6. If the Contractor is unable to obtain a bond which extends the “n”-year term of the LTWC, to obtain a manufacturer warranty or both which clearly and unambiguously extends to secure performance of the LTWC by the Contractor for the “n” - year term, the Agency shall accept either form of security provided that at least 1 of these forms is provided before award.
7. Provision of the manufacturer’s warranty, bonds, or both as specified is a pre -condition to award of the Contract.
8. Refer to the LTWC for additional information. The provisions of 3 -3, “SUBCONTRACTORS” shall not apply to LTWC.
ADD 3- 14 PARTNERING
1. Contractor may request the formation of a formal partnering relationship (Partnering) by submitting a request in writing to the Engineer after approval of the Contract. If Contractor’s request for Partnering is approved by the Engineer, scheduling of a Partnering workshop, selecting the Partnering facilitator and workshop, selecting the Partnering facilitator and workshop site, and other administrative details shall be as agreed to by both Parties.
2. The establishment of Partnering shall not change or modify the terms and conditions of the Contract and shall not relieve either party of the legal requirements of the Contract.
3. The goals of Partnering include the following:
a. The Engineer and Contractor’s representatives, including Contractor’s Subcontractors, actively working together as partners.
b. Avoidance of destructive confrontation and litigation among the parties. c. Mutual understanding on how the Work is to be conducted. d. Establishment of mutual key results to facilitate Project success. e. Establishment of an atmosphere of teamwork, trust, and open communication. 3-14.1 Payment.
1. The payment for providing a facilitator and a workshop site shall be borne equally by the Agency and Contractor. Contractor shall pay in advance all compensation for the costs of the facilitator and for the costs of obtaining the workshop site.
2. Unless a Bid item has been provided for “Partnering,” the Agency’s share of such costs shall be reimbursed to Contractor as Extra Work. Markups shall not be added. Other costs associated with the Partnering relationship shall be borne separately by the par ty incurring the costs.
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ADD 3- 15 PUBLIC CONVENIENCE
1. The Contractor shall provide and maintain safe and adequate pedestrian and vehicular access to fire hydrants; hospitals; police and fire stations; commercial and industrial establishments including churches, schools and parking lots; service stations; public transportation; pedestrian crossing; motels and establishments of similar nature. Access shall be continuous and unobstructed unless otherwise approved by the Engineer.
2. The Contractor shall provide access for emergency vehicles and mail delivery and trash collection services. The trash hauling schedule can be obtained by contacting Republic Services at Customer Support | Republic Services.
3. During paving operations, the Contractor shall provide paved parking within 800 feet of the affected residences or businesses unless otherwise approved by the Engineer.
4. The Contractor shall provide notification 72 hours prior to the start of construction in the public right-of-way that affects vehicular traffic, parking, or pedestrian routes. For a full street closure, all residences and/or businesses on the affected street or alley shall be notified . For partial street closures or for curb, sidewalk or driveway repairs, the residences and/or businesses directly affected by the Work shall be notified. The notice shall:
a. Be written and hand delivered.
b. State the date and time the Work will begin and its anticipated duration. c. Provide a brief description of the Work and simple instructions to the home or business owner on actions to facilitate the construction. d. List 2 telephone numbers to obtain additional information. One number shall be the Contractor’s permanent office or field office and the other number shall be a 24-hour number answered by someone who is knowledgeable about the Project. An answering machine shall not be connected to either number. e. For residences, be prepared on 65 -lb. brightly colored card stock or equivalent durability with contrasting, 12 -point font or larger printing; pre -cut in a manner for hanging on a doorknob; and minimum size of 3 -1/2 inches wide by 8-1/2 inches long (refer to the appendices for an example).
f. Be approved by the Engineer prior to distribution.
5. The Contractor shall post “No Parking” signs 72 hours in advance of the Work. The signs shall state the date and time of parking restriction for a duration not to exceed the time necessary to complete the Work at that location. If the Work is delayed or rescheduled, the signs shall be removed and re-posted 72 hours in advance of the rescheduled Work.
6. Payment for public convenience shall be considered as included in the Contract Price for each item in the Bid and no additional payment will be made.
ADD 3- 16 SITE ACTIVITIES BY THE AGENCY OR SEPARATE CONTRACTORS 3-16.1 The Agency’s Right to Award Separate Contracts.
1. The Agency reserves the right to perform work or operations outside the Scope of Work of the Contract related to the Project with Agency Forces, Separate Contractors, or both. If work to be performed by another party was not noted in the Contract, the Agency shall give written notice to Contractor 10 Working Days prior to the start of any Work. If Contractor determines that the work being performed by the Agency or others may interfere with or cause damage
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to Work being performed by Contractor, notify the Engineer in writing within 3 Working Days of the Engineer’s notice.
3-16.2 Integration of the Work with Separate Contractors.
1. When specified in the Contract Documents, prepare a plan to integrate the work performed by Separate Contractors, Agency Forces, or both with the performance of the Work and submit the plan to the Engineer for approval. The plan shall be fair and reasonable for Contractor and the Separate Contractors. Work with Separate Contractors to reach an agreement for the prepared plan. Arrange the performance of the work so that the Work and the work of the Separate Contractors are, to the extent applicable, properly integrated and jointed in a manner that avoids any damage to the Work or to the work of the Separate Contractors.
3-16.3 Coordination.
1. Coordinate Contractor’s activities and the Schedule with the activities and schedules of the Separate Contractors and make any revisions to the Schedule deemed necessary to avoid any disruption to the Work or to the work of the Separate Contractors. 3-16.4 Use of Site.
1. Provide the Agency and the Separate Contractors reasonable opportunities for the storage of materials and equipment and performance of their work. Connect and coordinate work and operations with the work and operations of the Agency and the Separate Contra ctors as required by the Contract Documents.
2. Coordinate traffic control with the Separate Contractors for other projects and minimize the impact to the community. Prior to the start of construction, submit Contractor’s plan for coordination.
3-16.5 Deficiency in Work of Separate Contractors.
1. If part of Contractor’s Work depends on proper execution or results upon construction or operations by the Agency or a Separate Contractor, prior to proceeding with that portion of the Work, promptly report to the Separate Contractor and the Engineer any a pparent discrepancies or defects in construction that would render it unsuitable for proper execution and results. Use good faith efforts to resolve any such discrepancies or defects or any related disagreements. Contractor’s failure to report constitutes Contractor’s acceptance of the Work of Separate Contractors as fit, proper, and coordinated with the Work. 3-16.6 Payment.
1. Payment for reporting deficiencies, coordinating, and resolving discrepancies shall be included in the Contract Price.
SECTION 4 – CONTROL OF MATERIALS
4-1 PROTECTION
ADD the following:
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1. The Contractor shall repair or replace any equipment and materials in the event of vandalism, damage, or theft at no additional cost to the Agency.
2. The Contractor shall be responsible for the protection of public and private property adjacent to the Work and shall exercise due caution to avoid damage to such property.
3. All costs to the Contractor for protecting, removing, and restoring existing improvements shall be included in the Bid.
4. The Agency and affected utility companies have, by a search of known records, endeavored to locate and indicate on the Plans, all utilities which exist within the limits of the Work.
However, the accuracy and/or completeness of the nature, size and/or loc ation of utilities indicated on the Plans is not guaranteed.
5. The Contractor shall determine the location and depth of all utilities, including service connections, which have been marked by the respective owners and which may affect or be affected by its operations. If no pay item is provided in the Contract for thi s Work, full compensation for such Work shall be considered as included in the prices Bid for other items of Work.
6. The Contractor shall not interrupt the service function or disturb the support of any utility without authority from the owner or order from the Agency. All valves, switches, vaults, and meters shall be maintained readily accessible for emergency shutoff.
7. Where protection is required to ensure support of utilities located as shown on the Plans or in accordance with Section 5-1, the Contractor shall, unless otherwise provided, furnish, and place the necessary protection at its expense.
8. Upon learning of the existence and location of any utility omitted from or shown incorrectly on the Plans, the Contractor shall immediately notify the Engineer in writing. When authorized by the Engineer, support or protection of the utility will be paid for.
9. The Contractor shall immediately notify the Engineer and the utility owner if any utility is disturbed or damaged. The Contractor shall bear the costs of repair or replacement of any utility damaged if located.
10. When placing concrete around or contiguous to any non -metallic utility installation, the Contractor shall at its expense:
a. Furnish and install a 2 -inch cushion of expansion joint material or other similar resilient material; or
b. Provide a sleeve or other opening which will result in a 2-inch minimum-clear annular space between the concrete and the utility; or
c. Provide other acceptable means to prevent embedment in or bonding to the concrete.
11. Where concrete is used for backfill or for structures which would result in embedment, or partial embedment, of a metallic utility installation; or where the coating, bedding or other cathodic protection system is exposed or damaged by the Contractor’s ope rations, the Contractor shall notify the Engineer and arrange to secure the advice of the affected utility owner regarding the procedures required to maintain or restore the integrity of the system.
12. Unless otherwise specified, the Contractor shall remove all interfering portions of utilities shown on the Plans or indicated in the Bid documents as “abandoned” or “to be abandoned in place.” Before starting removal operations, the Contractor shall ascertain from the Agency
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whether the abandonment is complete, and the costs involved in the removal and disposal shall be included in the Bid for the items of Work necessitating such removals.
13. When feasible, the owner is responsible for utilities within the area affected by the Work will complete their necessary installations, relocations, repairs, or replacements before commencement of Work by the Contractor. When the Plans or Specifications indicate that a utility installation is to be relocated, altered, or constructed by others, the Agency will conduct all negotiations with the owners and work will be done at no cost to the Contractor, except for manhole frame and cover sets to be brought to grade as provided in the Contract Documents. Utilities which are relocated to avoid interference shall be protected in their position and the cost of such protection shall be included in the Bid for the items of Work necessitating such relocation.
14. After award of the Contract, portions of utilities which are found to interfere with the Work will be relocated, altered, or reconstructed by the owners, or the Engineer may order changes in the Work to avoid interference. Such changes will be paid.
15. When the Plans or Specifications provide for the Contractor to alter, relocate, or reconstruct a utility, all costs for such Work shall be included in the Bid for the items of Work necessitating such Work. Temporary or permanent relocation or alteration of utilities requested by the Contractor for its convenience shall be its responsibility and it shall make all arrangements and bear all costs.
16. The utility owner will relocate service connections as necessary within the limits of the Work or within temporary construction or slope easements. When directed by the Engineer, the Contractor shall arrange for the relocation of service connections as nec essary between the meter and property line, or between a meter and the limits of temporary construction or slope easements. The relocation of such service connections will be paid and will include the restoration of all existing improvements which may be affected by the relocation . The Contractor may agree with the owner of any utility to disconnect and reconnect interfering service connections. The Agency will not be involved in any such agreement.
17. Contractor shall coordinate the Work with utility agencies and companies. Prior to the installation of any and all utility structures within the limits of work by any utility agency or company, or its contractor, the Contractor shall place all curb or curb and gutter that is a part of the Work and adjacent to the location where such utility structures are shown on the Plans and are noted as being located, relocated or are otherwise shown as installed by others. In order to minimize delays to the Contractor caused by the failure of other parties to relocate utilities that interfere with the construction, the Contractor, upon the Engineer’s approval, may be permitted to temporarily omit the portion of Work affected by the utility. If such temporary omission is approved by the Engineer, the Contractor shall place survey or other physical control markers sufficient to locate the curb or curb and gutter to the satisfaction of the utility agency or company. Such temporary omission shall be for the Contractor’s convenience and no additional compensation will be allowed therefore or for additional work, materials or delay associated with the temporary omission. The portion thus omitted shall be constructed by the Contractor immediately following the relocation of the utility involved unless otherwise directed by the Engineer.
18. The Contractor shall notify the Engineer of its Construction Schedule insofar as it affects the protection, removal, or relocation of utilities. The notification shall be included as a part of
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the Construction Schedule. The Contractor shall notify the Engineer in writing of any subsequent changes in the Construction Schedule which will affect the time available for protection, removal, or relocation of utilities.
19. The Contractor will not be entitled to damages or additional payment for delays attributable to utility relocations or alterations if correctly located, noted, and completed.
20. The Contractor may be given an extension of time for unforeseen delays attributable to unreasonably protracted interference by utilities in performing the Work correctly shown on the Plans.
21. The Agency will assume responsibility for the timely removal, relocation, or protection of existing main or trunkline utility facilities within the area affected by the Work if such utilities are not identified in the Contract Documents. The Contractor will not be assessed liquidated damages for any delay caused by failure of Agency to provide for the timely removal, relocation, or protection of such existing facilities.
22. The Contractor will be compensated for damages incurred due to delays for which the Agency is responsible or for delays attributable to interferences, relocations, or alterations not covered by the Contract Documents. These damages for delay will be determ ined by the Engineer. The Agency shall not be liable for damages which could have been avoided by the judicious handling of forces, equipment, or plant. These avoidable damages will be determined by the Engineer. The Engineer may grant Contractor an extens ion of time for damages due to delay.
23. When necessary, the Contractor shall so conduct its operations as to permit access to the Work Site and provide time for utility work to be accomplished during the progress of the Work.
4-2 INSPECTION
4-2.1 General
ADD the following:
1. All costs of inspection at the source, including salaries and mileage costs, shall be paid by the Contractor.
2. Materials typically accepted by Certificate of Compliance shall not require inspection at the source unless specified in the Contract Documents. For a list of these items or materials, Contractor may refer to the Summary of Work.
3. Location changes to the source of materials requiring inspection without the required 24 - hour notification may result in non -compliant material subject to rejection. Contractor shall be responsible for staff charges resulting from last minute changes or cancellations once staff has been deployed. The Engineer shall issue a deductive Field Order for a minimum of 2 hours of staff time to reimburse the Agency for misdirected staff charges. The Contractor shall be notified in writing of the additional staff charges incurred.
4. Steel pipe in sizes larger than 18 inches shall require inspection at the source of production.
5. Vitrified clay and cast -iron pipe in all sizes are acceptable upon submittal of a Certificate of Compliance, subject to sampling and testing by the Agency.
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6. Agency staff or a qualified inspection agency approved by the Engineer shall witness all welding, lining, coating, and testing. Contractor shall incur additional inspection costs outlined in 4-2.3, “Inspection of Items Not Locally Produced.”
7. All parts of production (including but not limited to product fabrication, welding, testing, lining, and coating of straight pieces and specials) shall be performed or produced in the United States.
8. Welding and all testing shall be performed by certified welders and testing staff with credentials traceable in the United States.
9. The Contractor shall provide the Engineer free and safe access to any and all parts of Work at any time. Such free and safe access shall include means of safe access and egress, ventilation, lighting, shoring, dewatering and all elements pertaining to the safety of persons as contained in the California Code of Regulations, Title 8, Industrial Relations, Chapter 4, Division of Industrial Safety, Subchapter 4, Construction Safety Orders and such other safety regulations as may apply. Contractor shall furnish Engineer with such information as may be necessary to keep the Engineer fully informed regarding progress and manner of work and character of materials. Inspection or testing of the whole or any portion of the Work or materials incorporated in the Work shall not relieve Contractor from any obligation to fulfill this Contract.
4-2.3 Inspection of Items Not Locally Produced
ADD the following:
1. The Engineer may elect Agency staff or Consultants to perform inspection of an out-of-town manufacturers. The Contractor shall incur additional inspection costs of the Engineer including lodging, meals, and incidental expenses based on Federal Per Diem Rates, along with travel and car rental expenses. If the manufacturing plant operates a double shift, a double shift shall be figured in the inspection costs.
a. At the option of the Engineer, full time inspection shall continue for the length of the manufacturing period. If the manufacturing period will exceed 3 consecutive weeks, Contractor shall incur additional inspection expenses of the Engineer’s supervisor for a trip of 2 Working Days to the site per month.
b. When the Engineer elects Agency staff or Consultants to perform out- of-town inspections, the wages of staff employed by the Agency shall not be part of the additional inspection expenses paid by Contractor.
c. Federal Per Diem Rates can be determined at the location below:
https://www.gsa.gov/portal/content/104877
2. Specialty Testing of Foreign Materials.
a. Materials that are manufactured, produced, or fabricated outside of the United States shall be delivered to a distribution point in California, unless otherwise specified.
Quality Control and related testing shall be performed to all applicable specified U S standards. Manufacturer’s testing and staff certification shall be traceable to a United States regulatory agency. Retain the materials for a sufficient period of time to permit inspection, sampling, and testing. The Contractor shall not be entitled to an extension
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of time for acts or events occurring outside of, at point of entry, or during transport to the United States, unless the extension is acceptable to the Engineer.
ADD 4- 2.4 Specialty Inspection Paid for by the Contractor
1. Contractor shall employ and pay for the services of a qualified inspection agency to perform specialty inspection services as required by the Contract Documents.
2. The payment for the specialty inspection service Work shall be included under the Bid item for “Specialty Inspection Paid For By the Contractor.”
3. When an Allowance Bid item for “Specialty Testing Under the Direction of the Engineer” is provided, Contractor shall employ and pay for the services of a qualified third -party independent laboratory to perform the required testing. Contractor shall be reimbursed for the cost of testing under this Bid item.
4. Contractor shall be reimbursed for the cost of specialty inspections when an Allowance Bid item is included in the Bid otherwise the cost is the responsibility of the Contractor if the manufacturer requires a specialty inspection service.
4-3 TESTING
ADD the following:
1. Except as specified in these Special Provisions, the Agency will bear the cost of testing of locally produced materials and/or on-site workmanship where the results of such tests meet or exceed the requirements indicated in the Standard Specifications, Technical Specification, and any Supplemental Provisions. The cost of all other tests shall be borne by the Contractor.
2. At the option of the Engineer, the source of supply of each of the materials shall be approved by the Engineer before the delivery is started. All materials proposed for use may be inspected or tested at any time during their preparation and use. If, after incorporating such materials into the Work, it is found that sources of supply that have been approved do not furnish a uniform product, or if the product from any source proves unacceptable at any time, the Contractor shall furnish approved material from other approved sources. If any product proves unacceptable after improper storage, handling or for any other reason it shall be rejected, not incorporated into the Work and shall be removed from the Project Site all at the Contractor’s expense.
3. Compaction tests may be made by the Engineer and all costs for tests that meet or exceed the requirements of the specifications shall be borne by the Agency. The tests may be made at any place along the Work as deemed necessary by the Engineer. The costs of any retests made necessary by noncompliance with the specifications shall be borne by the Contractor. 4-4 TRADE NAMES
ADD the following:
1. Whenever materials or equipment are indicated in the Contract Documents by using the name of a proprietary item or the name of a particular s upplier, the naming of the item is intended to establish the type, function, and quality required.
2. Unless stated otherwise, materials or equipment of other s uppliers may be accepted if sufficient information is submitted to the Engineer for review to determine whether the material or equipment proposed is equivalent or equal to that named.
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3. For reviews prior to Bid:
a. The Engineer shall respond to Contractor’s substitution proposal by the last date for issuing an Addendum for the Contract. If the Engineer fails to respond to Contractor’s substitution proposal before the Bid due date, the substitution proposal shall be deemed denied.
b. Contractor may bring forward a substitution proposal after Award that was denied based on the Engineer’s failure to respond by submitting a Cost Reduction Proposal in accordance with 2-6.1, “Cost Reduction Proposal.”
4. Include the following information in the request for substitution:
a. Whether or not acceptance of the substitute for use in the Work shall require a change in any of the Contract Documents to adopt the design to the proposed substitute. b. Whether or not incorporation or use of the substitute in connection with the Work is subject to the payment of any license fee or royalty.
c. All variations of the proposed substitute from the items originally specified shall be identified.
d. Available maintenance, repair, and replacement service requirements. The manufacturer shall have a local service agency within 50 miles (80.5 km) of the S ite which maintains properly trained personnel and adequate spare parts and is able to respond and complete repairs within 24 hours.
e. Certifications from the manufacturer or service provider that the proposed substitute shall perform the intended function adequately under the expected service conditions, achieve the results called for by the general design, and be similar and of equal substance to that indicated.
5. There is no guaranteed time frame for the Engineer’s review of the substitution requests. Any lack of action on the Engineer’s side within Contractor’s requested time does not constitute acceptance of the substitution.
6. If, in the opinion of the Engineer, substitute items are determined to be unsatisfactory in performance, appearance, durability, compatibility with existing equipment or systems, availability of repair parts and suitability of application, the Contractor shall remove the substituted item and replace it with the originally specified item at no cost to the Agency.
7. The burden of proof as to the type, function, and quality of any such substitute product, material or equipment shall be upon Contractor. The Engineer may require at Contractor’s expense additional data about the proposed substitute.
8. Acceptance by the Engineer of a substitute item does not relieve Contractor of the responsibility for full compliance with the Contract Documents. If the Engineer takes no exceptions to the proposed substitution, it shall not relieve Contractor from Contra ctor’s responsibility to the efficiency, sufficiency, quality, and performance of the substitute material or equipment in the same manner and degree as the material and equipment specified by name.
9. The Bid submittal shall be based on the material and equipment specified by name in the Contract. If the proposal is rejected by the Engineer, Contractor shall not be entitled to either an extension in Contract Time, an increase in the Contract Price, or both.
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10. As applicable, no Shop Drawing or Working Drawing submittals shall be made for a substitute item nor shall any substitute item be ordered, installed, or utilized without the Engineer’s prior written approval.
11. The Contractor is responsible for the satisfactory performance of substituted items. If, in the sole opinion of the Engineer, the substitution is determined to be unsatisfactory in performance, appearance, durability, compatibility with associated items, availability of repair parts and suitability of application the Contractor shall remove the substituted item and replace it with the originally specified item at no cost to the Agency. 4-5 WEIGHING AND METERING EQUIPMENT
REPLACE the first paragraph with the following:
All scales and metering equipment used for proportioning materials shall be inspected for accuracy and certified within the past 12 months by the State of California Bureau of Weights and Measures, by the County Director or Sealer of Weights and Measures, or by a scale mechanic registered with or licensed by the County.
SECTION 5 – LEGAL RELATIONS AND RESPONSIBILITIES
5-1 LAWS AND REGULATIONS
ADD the following:
1. The Contractor shall strictly adhere to the provisions of the Labor Code regarding minimum wages; the 8-hour day and 40-hour week; overtime; Saturday, Sunday, and holiday work; and prohibitions against discrimination, harassment, and retaliation. The Contractor shall forfeit to the Agency the penalties prescribed in the Labor Code for violations.
2. Each worker shall be paid subsistence and travel as required by the collective bargaining agreement on file with the State of California Department of Industrial Relations.
3. The Contractor’s attention is directed to Labor Code Section 1776 which imposes responsibility upon the Contractor for the maintenance, certification, and availability for inspection of such records for all persons employed by the Contractor or Subcontractor in connection with the Project. The Contractor shall agree through the Contract to comply with this Section and the remaining provisions of the Labor Code.
4. Municipal ordinances that affect this Work include Chapter 11.06. Excavation and Grading. If this notice specifies locations or possible materials, such as borrow pits or gravel beds, for use in the proposed construction Project which would be subject to Fish and Game Code Section 1601 or 1603, the conditions established in Fish and Game Code Section 1601 et seq. shall become conditions of the Contract.
5-3.3 Payroll Records.
ADD the following:
1. The Contractor and its Subcontractors shall maintain and furnish to the Agency, at a designated time, a certified copy of each weekly payroll reflecting the wages containing all of Contractor’s and Subcontractors’ employees engaged in the Work and a statement of compliance signed under penalty of perjury.
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5-3.4 Hours of Labor
ADD the following:
1. Unless otherwise approved in writing by the Engineer, the hours of work shall be between the hours of 7:00 AM and 5:00 PM on Mondays through Fridays, excluding Agency holidays.
The Contractor shall obtain the written approval of the Engineer if the Contractor desires to work outside these hours or at any time during weekends and/or holidays. This written permission must be obtained at least 48 hours prior to such work. The Engineer may approve work outside the stated hours and/or days when, in his/her sole opinion, such work conducted by the Contractor is beneficial to the best interests of the Agency. The Contractor shall pay the inspection costs of such work.
2. The Contractor shall incorporate the dates, areas and types of work prohibited in this section in the Construction Schedule. No additional payment, adjustment of bid prices or adjustment of contract time of completion will be allowed as a consequence of th e prohibition of work being performed within the dates, areas and/or types of work prohibited in this section. 5-4 INSURANCE
5-4.1 General.
ADD the following:
1. Contractor shall procure and maintain for the duration of the Contract insurance against claims for injuries to persons or damage to property which may arise from or in connection with the performance of the Work by the Contractor, his or her agents, representatives, employees or Subcontractors. The insurance shall meet the City’s policy for insurance as stated in City Council Policy No. 70.
a. Coverages and Limits: Contractor shall maintain the types of coverages and minimum limits specified in these Agency Supplemental General Provisions (00 73 00):
i. Commercial General Liability (CGL) Insurance : Insurance written on an “occurrence” basis, including products -completed operations, personal & advertising injury, with limits no less than $2,000,000 per occurrence. If a general aggregate limit applies, either the general aggregate limit shall apply separately to this project/location or the general aggregate limit shall be twice the required occurrence limit.
ii. Business Automobile Liability Insurance : $2,000,000 combined single limit per accident for bodily injury and property damage. In addition, the auto policy must cover any vehicle used in the performance of the Contract, used onsite or offsite, whether owned, non -owned or hired, and whether scheduled or non-scheduled.
iii. Workers’ Compensation and Employers’ Liability Insurance : Workers’ compensation limits as required by the Labor Code and Employers’ Liability limits of $1,000,000 per incident. Workers’ compensation offered by the State Compensation Insurance Fund is acceptable to the City.
b. Additional Provisions: Contractor shall ensure that the policies of insurance required under this Contract with the exception of Workers’ Compensation and Business
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Automobile Liability Insurance contain, or are endorsed to contain, the following provisions.
i. The Agency, its officials, employees and volunteers must be covered as additional insured as respects: liability arising out of activities performed by or on behalf of the Contractor; products and completed operations of the Contractor; premises owned, leased, hired or borrowed by the Contractor. The coverage shall contain no special limitations on the scope of protection afforded to the Agency, its officials, employees or volunteers. All additional insured endorsements must be evidenced using separate documents attached to the certificate of insurance; 1 for each company affording general liability, and employers’ liability coverage.
ii. The Contractor’s insurance coverage shall be primary insurance as respects the Agency, its officials, employees and volunteers. Any insurance or self - insurance maintained by the Agency, its officials, employees or volunteers shall be in excess of the Contr actor's insurance and shall not contribute with it.
iii. Any failure to comply with reporting provisions of the policies shall not affect coverage provided to the Agency, its officials, employees or volunteers. iv. Coverage shall state that the Contractor’s insurance shall apply separately to each insured against whom claim is made or suit is brought, except with respect to the limits of the insurer’s liability.
c. Notice of Cancellation. Each insurance policy required by this Contract shall be endorsed to state that coverage shall not be nonrenewed, suspended, voided, canceled, or reduced in coverage or limits except after 10 Calendar Days’ prior written notice has been sent to the Agency by certified mail, return receipt requested. d. Deductibles and Self -Insured Retention (S.I.R.) Levels. Any deductibles or self - insured retention levels must be declared to and approved by the Agency. At the option of the Agency, either: the insurer shall reduce or eliminate such deductibles or self-insured retention levels as respects the Agency, its officials and employees; or the Contractor shall procure a bond guaranteeing payment of losses and related investigation, claim administration and defense expenses. e. Waiver of Subrogation. All policies of insurance required under this Contract shall contain a waiver of all rights of subrogation the insurer may have or may acquire against the Agency or any of its officials or employees. f. Subcontractors. Contractor shall include all Subcontractors as insured under its policies or shall furnish separate certificates and endorsements for each Subcontractor. Coverages for Subcontractors shall be subject to all of the requirements stated in these Agency Supplemental General Provisions (00 73 00). g. Acceptability of Insurers. Insurance must be placed with insurers that have a rating in Best’s Key Rating Guide of at least A -:VII. Insurers must also be authorized to transact the business of insurance by the State of California Insurance Commissioner as admitted carriers as evidenced by a listing in the official publication of the Department of Insurance of the State of California and/or under the standards specified by City Council Policy No. 70.
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h. Verification of Coverage. Contractor shall furnish the Agency with certificates of insurance and original endorsements affecting coverage required by this clause. The certificates and endorsements for each insurance policy are to be signed by a person authorized by that insurer to bind coverage on its behalf. The certificates and endorsements are to be in forms approved by the Agency and are to be received and approved by the Agency before the Contract is executed by the Agency. i. Coverage and Limits . Contractor will maintain the types of coverage and minimum limits indicated below unless the Risk Manager or City Manager or Executive Manager approves a lower amount. These minimum amounts of coverage will not constitute any limitations or cap on Contractor’s indemnification obligations under this Contract.
Agency, its officers, agents, and employees make no representation that the limits of the insurance specified to be carried by Contractor pursuant to this Contract are adequate to protect Contractor. If Contractor believes that any required insurance coverage is inadequate, Contractor will obtain such additional insurance coverage, as Contractor deems adequate, at Contractor’s sole expense. The full limits available to the named insured shall also be a vailable and applicable to the Agency as an additional insured.
j. Cost of Insurance. The Cost of all insurance required under this Contract shall be included in the Contractor’s Bid.
5-6 PATENTS FEES AND ROYALTIES.
DELETE in its entirety and SUBSTITUTE with the following:
1. Contractor shall pay, at no additional cost to the Agency, all applicable royalties and license fees arising from the Work. Contractor shall indemnify and defend all claims and lawsuits for infringement of patent, trademark, and copyright against the Agency and shall hold the Agency harmless from any loss.
5-7 SAFETY
5-7.1.1 General.
ADD the following:
1. When conducting grading or excavation, place Contractor’s name and emergency telephone number adjacent to the Work at intervals and locations approved by the Engineer. The method of posting shall be approved by the Engineer.
2. The Contractor shall respond and initiate corrective action in accordance with OSHA and within 24 hours of the notice of the nonconforming Work that poses an imminent threat to person or property.
3. The Contractor shall erect and properly maintain at all times, as required by the conditions and progress of the Work, all necessary safeguards for the protection of workers and public and shall use danger signs warning against hazards created by such features of construction as protruding nails, hoists, well holes, and falling materials.
ADD: 5-7.1.3 Health and Safety Plan (HSP).
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1. The Contractor is ultimately responsible for the health and safety of Contractor’s employees.
These specifications shall not be construed to limit Contractor’s liability nor to assume that the Agency, its employees, or designees shall assume any of Contractor’s liability associated with Site safety considerations.
2. Contractor shall have a HSP in effect at least 1 week prior to the commencement of the Work.
The HSP shall comply with all OSHA and other applicable requirements.
3. The HSP shall specifically address procedures and protocols that shall be followed to monitor for or respond to the presence of hazardous atmosphere, possibility for engulfment, gasses due to organic soils or proximity to landfills, exposure to hazardous products such as may be released when grinding, cutting, or torching galvanized or painted surfaces or asbestos containing materials, contaminated soil, and groundwater. Identify response actions that shall be taken when these conditions are encountered.
4. The Agency shall not assume any role in determining the adequacy of the HSP on Contractor’s behalf.
5-7.3 Use of Explosives.
ADD the following:
1. Explosives may be used only when authorized in writing by the Engineer. The Contractor shall prepare and submit an application for blasting permit to the City of Carlsbad Engineering Department and comply with the City’s blasting policy.
5-7.7 Security and Protective Devices.
5-7.7.1 General.
DELETE in its entirety and SUBSTITUTE with the following:
1. Security and protective devices shall consist of fencing, railing, steel plates, or other devices for the protection of workers or the public from hazards posed by open excavations or any work in progress. Security and protective devices shall remain in place until the Work is accepted.
2. Unless otherwise specified, no separate or additional payment will be made for security and protective devices. Payment shall be included in the Contract price for the various Bid items requiring such devices.
ADD: 5-7.7.3 Playground Safety. Not Used
1. Provide a secured fence around the playground to prevent use or access. Do not remove the fence until the independent Playground Safety Audit has been done by the Contractor and the Engineer, the Engineer has accepted the playground design and installation, and the Punchlist items have been completed.
2. Provide certification by a NPSI certified playground inspector that confirms that the installed equipment is compliant with all applicable codes.
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3. The payment for the fencing around the playground and the playground safety audit is included in the Contract Price.
5-7.7.2 Security Fencing
1. The payment for security fencing Work for open excavations shall be included in the Contract Price.
5-7.8 Steel Plate Covers
5-7.8.1 General.
ADD the following:
1. The Contractor shall protect transverse or longitudinal cuts, voids, trenches, holes, and excavations in the right-of-way that cannot be properly completed within 1 Working Day by adequately designed barricades and structural steel plates (plates) that shall support legal vehicle loads in such a way as to preserve unobstructed traffic flow.
2. For trench widths exceeding those in Table 5-7.8.2, a structural design shall be prepared by a California registered civil or structural engineer regularly engaged in the design of shoring systems.
3. The Contractor shall secure approval in advance from authorities concerning the use of any bridging proposed on the Work.
4. The Contractor shall shore the trench adequately to support the bridging and traffic loads.
5. The Contractor shall design plates for HS 20 -44 truck loading in accordance with Caltrans Bridge Design Specifications Manual and evaluate soil conditions and ensure that the plate extends enough beyond the trench walls to support traffic loads.
6. The Contractor shall use the plates skid -resistant with a nominal COF of 0.35 as determined by California Test Method 342. If a different test method is used, the Contractor may utilize standard test plates with known coefficients of friction available fro m each Caltrans District Materials Engineer to correlate skid resistance results to California Test Method 342.
7. Plates shall provide complete coverage to prevent any person, bicycle, motorcycle, or motor vehicle from being endangered due to plate movement causing separations or gaps.
8. Alternative installation methods may be submitted in accordance with 3 -8, “SUBMITTALS” for the Engineer’s approval.
9. Contractor shall install signage and postings with a 2 inch (50.8 mm) minimum letter height indicating the steel plate cover load limit, the Company’s name, and a 24 -hour emergency contact phone number. See 601-1, “GENERAL.”
10. Contractor is responsible for the maintenance of the plates, shoring, and asphalt concrete ramps or any other approved device used to secure the plates. Contractor shall immediately mobilize necessary personnel and equipment after being notified by the Eng ineer, the Agency, or a member of the public of a repair needed for such items as plate movements, noise, anchors, and asphalt ramps. Failure to respond to the emergency request within 2 hours shall be grounds for the Agency to perform necessary repairs that shall be invoiced at the actual cost including overhead or $500 per incident, whichever is greater. Failure may also result in a “Stop Work” notice.
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11. When plates are removed, Contractor shall repair any damage to the pavement with fine graded asphalt concrete mix or slurry seal satisfactory to the Engineer.
12. The pavement shall be cold planed to a depth equal to the thickness of the plate and to a width and length equal to the dimensions of the plate. The cold milling shall produce a flat surface that the plate shall rest on with no horizontal or vertical movement. Horizontal gaps between the unmilled pavement and the plate shall not exceed 25 mm (1 ") and shall be filled with elastomeric sealant material which may, at the contractor's option, be mixed with no more that 50%, by volume, of Type I aggregate conforming to the requirements of tables 203-
5.2 and 203-5.3.
ADD 5- 8 INDEMNIFICATION AND HOLD HARMLESS AGREEMENT
1. Contractor agrees to defend, indemnify, and hold harmless Agency, its affiliated and subsidiary entities, and its elected and appointed officials, officers, directors, managers, employees and agents (“Indemnified Parties”) from and against all claims asserted, liability established, or judgments for damages or injuries to any person or property, including to Contractor’s officers, employees, agents, or subcontractors, arising directly or indirectly out of the Work, which arise from, are connected with, or are caused or claimed to be caused by the acts or omissions of Contractor, its officers, employees, agents or subcontractors.
Contractor’s duty to defend, indemnify, and hold harmless shall not include any claims or liabilities arising from the sole negligence or sole willful misconduct of the Indemnified Parties.
Contractor further agrees that its duty to defend includes all attorney fees and costs associated with enforcement of this indemnification provision, defense of any claims arising from this Contract, and, where a conflict of interest exists or may exist be tween Contractor and Agency, the reasonable value of attorney fees and costs if Agency chooses, at its own election, to conduct its own defense or participate in its own defense of any claim related to this Contract.
2. Contractor shall also defend and indemnify the Indemnified Parties against any challenges to the Award of the Contract to Contractor, and Contractor will pay all costs, including defense costs for the Agency. Defense costs include the cost of separate counsel for the Indemnified Parties, if the Indemnified Parties request separate counsel.
3. Contractor shall also defend and indemnify the Indemnified Parties against any challenges to the Award of the Contract to Contractor, arising in whole or in part from alleged inaccuracies or misrepresentation by the Contractor, whether intentional or otherwise, and Contractor will pay all costs, including defense costs for the Agency. Defense costs include the cost of separate counsel for the Indemnified Parties , if the Indemnified Parties request separate counsel.
4. Contractor shall defend, indemnify, protect and hold the Indemnified Parties harmless from and against any dispute between Contractor and Contractor’s Subcontractors if the Indemnified Parties are made a party to any judicial or administrative proceeding.
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ADD 5- 9 CONFLICT OF INTEREST
1. Establish and make known to Contractor’s employees appropriate safeguards to prohibit employees from using their positions for a purpose that is or gives the appearance of being motivated by desire for private gain for themselves or others and particularly those with whom they have family, business, or other relationships. Project personnel shall not accept gratuities or any other favors from Subcontractors or potential Subcontractors.
2. Contractor is subject to all federal, state, and local conflict of interest laws, regulations, and policies applicable to public contracts and procurement practices (Government Code Sections 1090 et. seq. and 81000 et. seq., the Agency’s Ordinances, and the City of Carlsbad Municipal Code). If, in performing the Work, Contractor make s or participate s in a “governmental decision” in accordance with T itle 2, Section 18701, subdivision (a)(2) of the California Code of Regulations, or performs the same or substantially all the same duties for Agency that would otherwise be performed by an Agency employee holding a position specified in the Agency’s conflict of interest code, Contractor shall be subject to a conflict of interest code requiring the completion of 1 or more statements of economic interests disclosing Contractor’s relevant financial interests.
3. Statements of economic interests shall be made on Fair Political Practices Commission Form 700 and filed with the City of Carlsbad’s City Clerk. Contractor shall file a Form 700 (Assuming Office Statement) within 30 Calendar Days of the Agency’s written determination that Contractor shall be subject to a conflict of interest code and f ile a Form 700 (Annual Statement) on or before April 1st disclosing any financial interests held during the previous calendar year for which Contractor was subject to a conflict of interest code.
4. If the Agency requires Contractor to file a statement of economic interests as a result of the Work performed, Contractor shall be considered a n “Agency Official” for conflict of interest purposes, including the prohibition against lobbying the Agency for 1 year following the expiration or termination of the Contract.
5. Contractor’s personnel employed on the Project shall not accept gratuities or any other favors from any Subcontractors or potential Subcontractors. Contractor shall not recommend or specify any product, supplier, or other Contractor with whom Contractor ha s a direct or indirect financial or organizational interest or relationship that would violate conflict of interest laws, regulations, or policies.
6. If Contractor violates any conflict of interest laws or any of these conflict of interest provisions, the violation shall be grounds for immediate termination of this Contract. Further, the violation subjects Contractor to liability to the Agency for all damages sustained as a result of the violation.
ADD the following: 5- 10 ELECTRONIC COMMUNICATION
1. When specified in the Contract Documents, Contractor shall post all communications addressed to the Engineer concerning construction including RFIs, submittals, daily logs, and transmittals to the Project management website established for the Project. The Contractor shall maintain a list of scheduled activities including planned and actual execution dates for all major construction activities and milestones defined in the approved Schedule. The Contractor shall review and act on all communications addressed to the Contractor in the
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Project management website. A user’s guide to the Project management system may be available on the City’s website.
2. The payment for electronic communications shall be included in the Contract Price.
ADD the following: 5- 11 STATUTORY REFERENCES
1. All references in these Agency Supplemental General Provisions (00 73 00) to any statute, rule or regulation are to the statute, rule or regulation as amended, modified, supplemented, or replaced from time to time by the corresponding legislative or regulatory body.
SECTION 6 – PROSECUTION AND PROGRESS OF THE WORK
6-1 CONSTRUCTION SCHEDULE AND COMMENCEMENT OF THE WORK ADD the following:
1. A Payment for the Construction Schedule shall be included in the Contract Price and no separate payment will be made, therefore.
6-2 PROSECUTION OF WORK
ADD the following:
1. As soon as possible under the provisions of the Specifications, the Contractor shall backfill all excavations and restores to usefulness all improvements existing prior to the start of the Work.
2. When a Subcontractor fails to prosecute a portion of the Work in a manner satisfactory to the Agency, Contractor shall remove such Subcontractor immediately upon written request of the Agency and shall request approval of a replacement Subcontractor to perform the Work in accordance with the Subletting and Subcontracting Fair Practices Act (Pub. Contract Code, § 4100 et seq.) at no added cost to the Agency.
ADD the following: 6- 2.1 Order of Work.
1. The Contractor shall incorporate the requirements of the c ity, utility companies or agencies having jurisdiction over the Work in accordance with 2 -4 Cooperation and Collateral Work, including any phasing requirements identified on the Plans or Special Provisions.
2. If construction and demolition operations are within an active public space, the Contractor shall submit a phasing plan to the Engineer to accommodate accessibility to the public and Agency staff. Phasing plan must be approved before Work starts. Phasing plan will be considered part of the mobilization Bid item and shall include any revisions or implementation of the Plan.
ADD the following: 6- 2.2 Moratoriums.
1. When moratorium periods are specified in the Special Provisions, Contractor shall stop Work and completely demobilize all construction related activity, equipment, and materials within the stated limits prior to the beginning of the moratorium periods at no additional cost to the Agency. The Contractor shall complete any Work that has been started prior to the start of the moratorium.
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2. Contractor shall restore and clean the Site prior to each moratorium. The Contractor shall not leave equipment, materials, or traffic control on the Site during the moratorium periods.
Trenches shall be backfilled during moratorium periods. Temporary resurfacing or steel plate covers over trenches shall not be used.
3. The payment for complying with moratorium requirements shall be included in the Contract Bid. Contractor shall not be entitled to any additional costs for repeated mobilization and demobilization to continue the Work after the moratorium periods. 6-3 TIME OF COMPLETION
6-3.1 General.
ADD the following:
1. Unless otherwise specified in the Contract, the time of completion of the Contract shall be expressed in Working Days.
2. The number of Working Days specified for the walk-through, preparation, and the completion of Punchlist items until acceptance shall be included in the stipulated Contract Time.
3. For pipeline Projects, the following shall be included in the stipulated Contract Time:
a. Complete each street segment within 15 Working Days from the day the slurry seal or asphalt overlay is placed. Each completed segment shall include other incidental Work items (weed abatement, damaged asphalt pavement replacement, asphalt patching, resurfacing, striping, markings, raised pavement markers, and inlet markers). b. Where shutdowns of 16 -inch and larger pipes are required, there is a shutdown moratorium from May until October. The Contractor shall plan and schedule Work accordingly. No additional payment or Working Days will be granted for delays due to the moratorium.
4. When specified in the Contract Documents, the plant establishment period (PEP) is included in the stipulated Contract Time and shall begin with the acceptance of the installation of the vegetation plan in accordance with Part 8 – LANDSCAPING AND IRRIGATION.
5. The Contractor shall obtain the written approval of the Engineer to perform any Work outside of normal Work hours. This approval must be obtained at least 48 hours prior to commencement of such Work. The Contractor shall pay any additional costs for inspection or testing of such Work.
6. Work that is required by the Engineer to occur outside of normal Work hours will be identified in the Special Provisions.
7. The Contractor shall not perform Work during moratoriums per 6 -2.2 or during any periods of restriction identified in agency permits or Project environmental documents and shall include all such schedule constraints in the Construction Schedule.
8. No additional payment or adjustment of Bid item prices or adjustment of Contract Time will be made for the Contractor’s inability to work outside of normal Work hours if Contractor’s request is denied by the Engineer or during prohibited periods.
9. Contractor’s schedule shall plan for a minimum of 2 weeks after final walk-through to receive a final punch list from the Agency. Punch list items can be worked on during this 2- week period.
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6-4 DELAYS AND EXTENSIONS OF TIME
6-4.1 General.
ADD the following:
1. The Agency shall only grant an extension of time if the Extra Work or unforeseen condition impacts the Project’s critical path. All requests for an extension in Contract Time for any Extra Work or unforeseen event shall be demonstrated by using the CPM. No other scheduling method shall be used to calculate the Project’s schedule. 6-4.2 Extensions of Time.
DELETE in its entirety and SUBSTITUTE with the following:
1. The Contract Time shall be modified only by Change Order.
2. Contractor shall immediately submit to the Agency a written request for a Change Order to modify the Contract Time, but in no event later than 1 Working Day after the occurrence and discovery of the events giving rise to the request. Contractor shall include in Contractor’s request a general description of the basis for and the estimated length of any extension and submit supporting data, including a time impact analysis setting forth the claimed Critical Path impacts to the Construction Schedule consistent with Section 1.14 of Section 01 33 00 CONSTRUCTION PROGRESS SCHEDULE (Change Orders, Delays, and Extensions of Time).
3. The Engineer shall not grant an extension of Contract Time unless Contractor demonstrates, through an analysis of the critical path, the following:
a. The event causing the delay impacted the activities along the Project’s critical path. b. The increases in the time to perform all or part of the Project beyond the Contract Time arose from unforeseeable causes beyond Contractor’s control and without Contractor’s fault or negligence.
c. All Project float has been used.
4. The Engineer shall issue a weekly document that stipulates the Contract Time. If Contractor does not agree with this document, Contractor shall submit to the Engineer for review a written protest supporting Contractor’s objections to the document within 15 Working Days after receipt of the weekly document. Contractor’s failure to file a timely protest shall constitute Contractor’s acceptance of the Engineer’s weekly document. a. Contractor’s protest will be considered a claim for time extension and shall be subject to 2-10.1, “Claims.”
6-4.4 Written Notice and Report.
DELETE in its entirety and SUBSTITUTE with the following:
1. Contractor’s failure to file with the Engineer a written request and report of cause within 24 hours will be considered grounds for refusal by the Agency to consider such request.
2. The Contractor shall provide written notice to the Engineer within 2 hours after the beginning of the delay, or when the Contractor has placed any workers or equipment on standby for any reason that the Contractor has determined to be caused by the Agency or by any organization that the Agency may otherwise be obligated by. The Contractor shall provide continuing daily
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written notice to the Engineer, each Working Day, throughout the duration of such period of delay. The initial and continuing written notices shall include the classification of each worker and supervisor and the make and model of all equipment placed on standby, the cumulative duration of the standby, the Contractor’s opinion of the cause of the delay and a cogent explanation of why the Contractor could not avoid the delay by reasonable means. Should the Contractor fail to provide the notice(s) required by this section the Contractor agrees that no delay has occurred and that it will not submit any claim(s) therefore.
3. The request for payment or extension must be made at least 15 Calendar Days prior to the specified completion date. Failure by the Contractor to provide notices and reports as specified in the Contract will be considered grounds for refusal by the Agency to consider such request.
6-6 SUSPENSION OF THE WORK
6-6.1 General.
ADD the following:
1. The Agency reserves the right to shut down any trenching operation if Contractor is not proceeding within a reasonable period of time to restore the pavement and Site cleanup. A reasonable period of time is considered to be 5 to 10 Working Days after backfilling any 1 block, approximately 600 feet, of pipeline. The Engineer shall determine the period of time allowed which shall not be subject to dispute.
2. During periods when the Work is suspended, Contractor shall be prepared for any emergency Work that shall be supervised by Contractor’s representative.
3. Trenching operations are subject to suspension if the Contractor does not comply with the requirements for the maximum length of open trench specified in 306-3.5. 6-7 TERMINATION OF THE CONTRACT FOR DEFAULT
6-7.1 General.
DELETE in its entirety and SUBSTITUTE with the following:
1. Prior to the Acceptance of the Work, Contractor shall be found in default of the Contract if:
a. Contractor becomes insolvent, assign Contractor’s assets for the benefit of Contractor’s creditors, are unable to pay Contractor’s debts as they become due, or are otherwise financially unable to complete the Work.
b. Contractor abandon s the Work by failing to report to the Site and by failing to diligently execute the Work to completion.
c. Contractor disregards written instruction from the Engineer or materially violates provisions of the Contract Documents.
d. Contractor fails to execute the Work according to the Schedule approved by the Engineer.
e. Contractor disregards laws or regulations of any public body having jurisdiction. f. Contractor commits continuous or repeated violations of regulatory or statutory safety requirements.
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g. Contractor fails to notify the Engineer upon discovery of items of Native American, Archaeological, or Paleontological interests.
2. Notices and other written communications regarding default between the Contractor, the Agency, and the Surety shall be transmitted in accordance with 5- 2, “SPECIAL NOTICES.” 6-8 TERMINATION OF THE CONTRACT FOR CONVENIENCE.
DELETE in its entirety and SUBSTITUTE with the following:
1. At any time, the Agency may at its sole discretion terminate this Contract in whole or in part.
If the Agency decides to terminate this Contract for convenience, the Agency shall issue a written notice of termination for convenience in accordance with 5 -2, “SPECIAL NOTICES .” Upon receipt of this notice, Contractor shall immediately proceed as follows:
a. Stop Work immediately or in accordance with the Notice of Termination. b. Notify Subcontractors and Suppliers to immediately cease their Work and place no further subcontracts for materials, services, or facilities except as necessary to complete any authorized continued portion of the Contract. c. Terminate all subcontracts to the extent that they relate to the Work terminated. d. With approval by the Engineer, settle all outstanding obligations arising from the termination of subcontracts. This approval shall be final for the purposes of this section.
e. As directed by the Engineer, transfer and deliver completed or partially completed drawings, plans, calculations, specifications, and any other documents and records that, if the Contract had been completed, would be required to be furnished to the Agency.
f. Complete the performance of the Work not terminated. g. Take all necessary steps and actions to minimize all costs to the Agency as a result of the termination.
h. Take any action that may be necessary or that the Engineer may direct for the protection and preservation of the property related to the Contract that is in Contractor’s possession and in which the Agency has or may acquire an interest. 6-8.1 Termination Cost.
1. The Agency shall determine and pay Contractor the fair and reasonable amounts for Contractor’s termination cost as follows:
a. The Contract Price for completed services accepted by the Engineer not previously paid or adjusted for any saving of freight and other charges. b. The fair and reasonable cost of settling and paying termination settlements for terminated subcontracts that are chargeable to the terminated portion of the Contract.
c. The Agency shall pay Contractor a prorated amount of profit for Work that Contractor performed. The Agency shall not pay for lost profit on Work that was not performed by Contractor.
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6-8.2 Termination Settlement.
1. After termination, Contractor shall submit a final termination settlement proposal to the Engineer no later than 3 months from the effective date of termination, unless extended in writing by the Engineer.
2. If Contractor fails to submit the proposal within the time allowed, the Agency may determine and pay the fair and reasonable amount that may be due Contractor as a result of the termination. If Contractor does not agree that the amount determined by the Engineer is fair and reasonable, Contractor must notify the Engineer within 30 Calendar Days of receipt of payment.
6-8.3 Determination of Amount Due the Contractor.
1. In determining the amount due Contractor, the Agency shall deduct the following:
a. The fair value of property destroyed, lost, stolen, or damaged that has become undeliverable to the Agency.
b. Any claim which the Agency has against Contractor under the Contract. 6-8.4 Records and Documents Relating to Termination.
1. The Engineer will file an Agreement of Mutual Rescission of Contract with the Board. Once the Agreement is executed and a Notice of Completion is recorded, retention can be released.
2. Unless otherwise specified or required by statute, Contractor shall maintain all records and documents relating to the terminated portion of the Contract for 3 years after final settlement. This includes all books and other evidence bearing on Contractor’s costs, expenses, and settlement under the Contract. Contractor shall make these records and documents available to the Agency, at Contractor’s office, at all reasonable times, without any direct charge. If approved by the Engineer, Contractor may maintain photographs, microphotographs, and other authentic reproductions instead of original records and documents.
6-8.5 The Agency’s Right to Terminate or Suspend for Loss of Project Funds.
1. The Agency may terminate or suspend the Contract at its sole discretion if the State of California or its agents render the funds being used to fund this Project unavailable. If the Agency chooses to suspend the Contract, that suspension shall last until funds are identified and approved by the Board, whichever is appropriate, to be used to complete this Project. If the Agency elects under this provision to terminate the Contract, then neither Party is entitled to compensation from the other Party for any costs arising from such termination.
The Agency may also elect to terminate after invoking a suspension under this provision. 6-9 LIQUIDATED DAMAGES
DELETE in its entirety and SUBSTITUTE with the following:
1. Contractor’s failure to complete the Work within the time allowed shall result in damages being sustained by the Agency. Such damages are, and shall continue to be, impracticable and extremely difficult to determine. For each consecutive Working Day in excess of the time specified for the completion of the Work, as adjusted in accordance with 6 -4, “DELAYS AND EXTENSIONS OF TIME,” Contractor shall pay to the Agency, or have withheld from monies
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due it, the sum described in the table below, along with any other damages that may be sustained by the Agency during the Project , unless otherwise specified in the Special Provisions.
2. The execution of the Contract shall constitute agreement between Contractor and the Agency that the liquidated damage amount described in the table below is the value of the damage caused by Contractor’s failure to complete the Work within the allotted time. Such sum shall not be construed as a penalty and may be deducted from Contractor’s payments if such delay occurs.
Contract Value Liquidated Damage Daily Amount
Less than $100,000 $1,000
$100,000 and more $ 2,500
3. Any progress payments made to Contractor after the specified completion date shall not constitute a waiver of payment for damages sustained by the Agency under this section.
ADD the following: 6- 10 RIGHT TO AUDIT
6-10.1 General.
1. The Agency retains the right to review, audit, reasonably access Contractor’s and all Contractor’s Subcontractor’s premises to review and audit Contractor’s compliance with the provisions of the Contract. This includes the right to inspect, photocopy, and retain copies, outside of Contractor’s premises, of all records with appropriate safeguards if such retention is deemed necessary by the Agency in its sole discretion. The Agency will keep this information in strictest confidence.
2. Contractor shall include the Agency’s right to audit in its subcontracts and ensure that these specifications are binding upon all Subcontractors.
6-10.2 Audit.
1. The right to audit includes the right to examine any and all books, records, documents, and any other evidence of procedures and practices that the Agency determines is necessary to discover and verify that Contractor are in compliance with all requirements under the Contract.
2. If there is a claim for additional compensation or for changes in Work, the right to audit also includes the right to verify all direct and indirect costs which are claimed to have been incurred, anticipated to be incurred, or for which a claim for additio nal compensation or for changes in the Work have been submitted.
3. Contractor shall maintain complete and accurate records in accordance with generally accepted accounting practices in the construction industry. Contractor shall also make available to the Engineer for review and audit all Project -related accounting record s and documents and any other financial data. Upon the Engineer’s request, Contractor shall submit exact duplicates of originals of all requested records to the Engineer.
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6-10.3 Compliance Required Before Mediation and Litigation.
1. As a condition precedent to proceeding with mandatory mediation and further litigation under 2 -10.2, “Dispute Resolution Process” Contractor shall comply with the audit specifications within 60 Calendar Days of the Engineer’s notice to review and audit compliance. See 5-2, “SPECIAL NOTICES.”
6-10.4 Access to Records on Federally Funded Projects.
1. Contractor shall retain all records, books, papers, and documents directly pertinent to the Contract for a minimum of 5 years after the Agency makes final payments and all other pending matters are closed and shall allow access to those records to the Agency, the Federal grantor agency, the Comptroller General of the United States, or any duly authorized representatives.
SECTION 7 – MEASUREMENT AND PAYMENT
Units of Measurement. The system of measure for this contract shall be the U.S. Standard Measures.
7-2 LUMP SUM WORK
ADD the following: 7- 2.1 Schedule of Values (SOV).
1. Submit a SOV for the lump sum Bid items of the Work to the Engineer for review and approval at the pre-construction meeting.
2. The SOV shall:
a. Subdivide the Work into its respective parts.
b. Include values for all items comprising the Work.
c. Serve as the basis for monthly progress payments.
3. The Engineer is the sole judge of acceptable numbers, details, and description of values established. If, in the opinion of the Engineer, a greater number of SOV items than proposed by Contractor is necessary, add the additional items identified by the Eng ineer. When requested by the Engineer, provide substantiating data in support of the SOV.
4. The Contractor shall incorporate the SOV into the cost loading function of the Schedule in accordance with 6 -1, “CONSTRUCTION SCHEDULE AND COMMENCEMENT OF THE WORK.” Monthly progress payment amounts for Lump Sum items shall be determined from the monthly updates of the Schedule activities.
5. The Contractor shall develop the SOV independently but simultaneously with the development of the Schedule activities and logic. Incorporate phase funding impacts, if applicable, into the Schedule.
6. The Contractor shall break down the Work not specifically included in the Bid as necessary for establishment of cost and Schedule activity.
7. Following acceptance of the SOV, the Contractor shall incorporate the changes (if any) into the cost loading portion of the Schedule. Where coordination of the Schedule and the SOV requires changes made to 1 or both documents, the Contractor shall propose changes to the SOV and to the Schedule activities to satisfy the Schedule cost loading requirements.
8. The Contractor shall update and submit these listings in conjunction with the Schedule monthly submittals.
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9. The Contractor shall incorporate issued Change Orders or Field Orders in the Schedule into the SOV as single units identified by the Change Order or Field Order number.
10. Changes to the Schedule which add activities not included in the original Schedule but included in the original Work (schedule omissions) shall have values assigned as accepted by the Engineer. Other activity values shall be reduced to provide equal value adjustment increases for added activities as accepted by the Engineer.
11. In the event that the Contractor and the Engineer agree to make adjustments to the original SOV because of inequities discovered in the original accepted SOV, increases and equal decreases to values for activities may be made.
12. The payment for the preparation of the SOV shall be included in the Contract Price. 7-3 PAYMENT
7-3.1 General.
To paragraph (8), DELETE in its entirety and SUBSTITUTE with the following:
If, within the time fixed by law, a properly executed notice to stop payment is filed with the Agency, due to the Contractor’s failure to pay for labor or materials used in the Work, all money plus 25 percent due for such labor or materials will be withheld from payment in accordance with applicable laws. At the expiration of 30 Calendar Days from the date of recording the NOC, the amount deducted from the final estimate and retained by the Agency shall be paid to Contractor except such amounts as are required by law to be withheld by properly executed and filed notices to stop payment.
ADD the following:
1. Unless specified otherwise, the Contract Price includes use, consumer, and other taxes mandated by applicable legal requirements. The Contract Price is not subject to adjustment for tax increases.
2. As provided in California Public Contract Code Section 7105, if the Contract is not financed by revenue bonds, Contractor is not responsible for the cost of repairing or restoring damage to the Project when damage was proximately caused by an A ct of God, in excess of 5% of the Contract Price, if the following occur:
a. The damaged portion of the Project was built in accordance with the Contract requirements.
b. There are no insurance requirements in the Contract for the damages.
3. Guarantee periods shall not be affected by any payment but shall commence on the date of recordation of the Notice of Completion.
7-3.2 Partial and Final Payment.
To paragraph (5), DELETE in its entirety and SUBSTITUTE with the following:
Pursuant to Public Contract Code Section 22300, Contractor shall have the option, at Contractor’s expense, to substitute for any money withheld by the Agency, securities equivalent to the amount being withheld. Securities eligible for such substitution are bank or savings and loans certificates of deposit or such securities which are eligible for investment pursuant to
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Government Code Section 16430. As to any such security or securities so substituted for monies withheld, Contractor shall be the beneficial owner of same and shall receive any accrued interest.
Such security shall, at Contractor’s request and expense, be deposited with the Agency or with a State or Federally Chartered bank as the escrow agent who shall pay such monies to Contractor upon notification by the Engineer that payment can be made. Such notification shall be given at the expiration of 30 Calendar Days from the date of NOC, or as prescribed by law, provided however, that there shall be a continued retention of the necessary securities to cover such amounts as are required by law to be withheld by properly executed and filed notices to stop payment, or as may be authorized by the Contract to be further retained.
ADD the following:
1. After final inspection, the Engineer will make a Final Payment Estimate and process a corresponding payment. This estimate will be in writing and shall be for the total amount owed the Contractor as determined by the Engineer and shall be itemized by the Contract Bid item and Change Order item with quantities and payment amounts and shall s how all deductions made or to be made for prior payments and amounts to be deducted under provisions of the Contract. All prior estimates and progress payments shall be subject to correction in the Final Payment Estimate.
The Contractor shall have 30 C alendar Days from receipt of the Final Payment Estimate to make a written statement disputing any Bid item or Change Order item quantity or payment amount. The Contractor shall provide all documentation at the time of submitting the statement supporting its position. Should the Contractor fail to submit the statement and supporting documentation within the time specified, the Contractor acknowledges that full and final payment has been made for all Contract Bid items and Change Order items.
If the Contractor submits a written statement with supporting documents within 30 Calendar Days from receipt of the Final Payment Estimate, the Engineer will review the disputed item within 30 C alendar Days and make any appropriate adjustments on the Final Payment.
Remaining disputed quantities or amounts not approved by the Engineer will be subject to resolution as specified in Section 2-10.1.1, Initiation of Claim.
The written statement filed by the Contractor shall be in sufficient detail to enable the Engineer to ascertain the basis and amount of the disputed items. The Engineer will consider the merits of the Contractor’s claims. It will be the responsibility of the Contractor to furnish within a reasonable time such further information and details as may be required by the Engineer to determine the facts or contentions involved in its claims. Failure to submit such information and details will be sufficient cause for denying payment for the disputed items.
2. Final Payment and release of Retention shall be paid after Contractor submits the following:
a. An affidavit that payrolls and bills for materials, equipment, and other indebtedness connected with the Work for which the Agency or the Agency’s property might be
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responsible for or encumbered by. Fewer amounts withheld by the Agency shall have been paid for or otherwise satisfied.
b. A certificate evidencing that insurances required by the Contract Documents shall remain in force after Final Payment is currently in effect and shall not be canceled or allowed to expire until at least a 30 Calendar Days prior written notice has been given to the Engineer.
c. Consent of Surety to Final Payment.
d. If required by the Engineer, other data establishing payment or satisfaction of obligations such as receipts, releases and waivers of liens, claims, and security interests or encumbrances arising out of the Contract Documents. If a Subcontractor refuses to furnish a release or waiver required by the Agency, Contractor may furnish a bond satisfactory to the Engineer to indemnify the Agency against such lien. e. If required in the Contract Documents, the successful completion and submittal of the required reports such as construction demolition, waste recycling, and hydrostatic discharge reports.
f. Required documentation, record drawings, operations manuals, test reports, warranty documentation, and UL labels shall be submitted before requesting the release of retention.
ADD the following: 7- 3.2.1 Application for Progress Payment.
1. By the 5th day of each month, sign, fill out, and submit to the Engineer a partial payment estimate that identifies acceptable Work performed during the previous month, or since the last partial payment estimate was submitted. If requested by the Engineer, provide such additional data as may be required to support the payment estimate. Such data may include submission of signed field orders and satisfactory evidence of payment for equipment, materials, and labor, including payments to Subcontractors and Suppliers.
2. For application for progress payments, Contractor shall use the format required by the Agency. An electronic copy of the invoice form is available from the Engineer upon request.
Progress payments shall be signed, and the date of the invoice shall be the date that the invoice is submitted.
3. The Agency shall not pay progress or partial payments until Contractor submits to the Engineer an updated Schedule. It is solely the Contractor’s responsibility to prepare and submit the Schedule updates.
4. Disputed or incorrect applications shall be returned to the Contractor within 7 Calendar Days with documentation describing the reason for the rejection of the payment request.
ADD the following: 7- 3.2.2 Amount of Progress Payments.
1. If an undisputed and properly submitted application for payment is received by the Engineer, the Agency shall pay Contractor within 30 Calendar Days after the Engineer receives the application for Payment consistent with Public Contract Code S ection 20104.50. The Agency shall pay Contractor for the Work performed, including the payment for offsite stored materials per section 7-3.3.1.2, through the period covered by the application for payment if the payment amount before Retention does not exceed the percentage of completion of the Work as set forth in the SOV.
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ADD the following: 7- 3.2.2.1 Progress Payment for Pipelines.
1. Progress payments for pipelines shall be determined based on percentage completion of the associated work.
2. The progress payment may include payment for items in the Bid proposal, other than mains, which have been installed complete during the payment period.
3. Payment breakdown shall be as follows:
OPERATION PERCENTAGE
WATER:
Trench Excavation, Pipe in Place, Backfill and Cleanup. 80% Hydrostatic and Bacterial Testing, Pavement Restoration and Final Cleanup
20%
SEWER:
Trench Excavation, Pipe in Place, Backfill and Cleanup. 80% Testing (Wayneball and/or Mandrel), Pavement Restoration and Final Cleanup.
20%
STORM DRAIN:
Trench Excavation, Pipe in Place, Backfill and Cleanup. 80% Pavement Restoration and Final Cleanup. 20%
SEWER MAIN REHABILITATION:
Cleaning, Televising, liner installation, point repairs, and lateral reinstatements.
80%
Approval of pipeline rehabilitation verified by Final Video. 20%
4. In asphalt-surfaced streets, the Agency shall pay 15% for hydrostatic and bacterial testing, Wayneball and Mandrelling (where necessary), for water and sewer utility constructions respectively, and operational testing for storm drains, including the trench cap and cleanup.
The Agency shall pay the remaining 5% after completing the asphalt wearing surface and final cleanup.
5. Trench excavation, pipe in place, backfill, and cleanup of construction debris are 1 operation that shall be complete before the Agency pays the first 80%.
ADD the following: 7- 3.2.3 Waiver of Claims at Final Payment.
1. Contractor’s acceptance of Final Payment constitutes a waiver of affirmative c laims by Contractor, except those previously made in writing and identified as unsettled at the time of Final Payment, which are expressly reserved by Contractor from operation of its Release of Claims pursuant to Public Contract Code Section 7100 or other Applicable Law.
ADD the following: 7- 3.2.4 Withholding of Payment and Back Charge.
1. The Engineer may withhold payment for any of the following reasons:
a. Defective or incomplete Work.
b. Stop notices, wage orders, or other withholdings required by Applicable Law.
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c. Contractor’s failure to comply with 5 -3.3, “Payroll Records” and the Contractor Registration and Electronic Reporting System requirements of the Contract Documents.
d. Failure to submit monthly Construction Schedule updates.
2. The Engineer may back charge the Contractor for any of the following reasons:
a. Defective or incorrect Work not remedied.
b. Damage to Agency property or a third party’s property that was caused by Contractor. c. Liquidated Damages.
d. Non-attendance at meetings without prior cancellation notice. e. Failed inspections or re-inspections paid by the Agency. 7-3.3 Delivered Materials
DELETE in its entirety and SUBSTITUTE with the following:
1. The cost of materials and equipment delivered but not incorporated into the Work will not be included in the progress estimate.
ADD the following: 7- 3.3.1 Payment for Stored Materials on Site.
ADD the following: 7- 3.3.1.1 General.
1. When authorized, Contractor may request payment for materials and equipment which has not been incorporated into the Work but will be at a later date and will be delivered and stored at the Project Site.
2. The material shall meet the Contract requirements and the material’s required test results and certifications shall be filed with the Engineer.
3. Only non -perishable materials for major items of Work or Materials Subject to Price Adjustment shall be considered for payment for on- site storage. However, each individual item has a value of more than 1% of the Contract Price and shall become a permanent part of the Work.
4. Materials cost shall be evidenced by the manufacturer’s paid invoice bearing the statement that Contractor has paid all invoices in full.
5. The payments for the stored materials shall not exceed the invoice price or 60% of the Bid prices for the pay items into which the materials are to be incorporated, whichever is less, unless otherwise approved by the Engineer.
6. Apply for the payment for materials stored on a form provided by the Engineer and attach documentation to show the following:
a. The amount paid on the invoice (or other record of production cost) for the stored items.
b. The dollar amount of the material incorporated into each of the various Work items for the month.
c. The amount that should be retained for stored materials. d. That Contractor ha s received the materials and equipment free and are clear of all liens, charges, secured interests, and encumbrances.
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e. That the materials and equipment are covered by the appropriate property insurance in accordance with the insurance provisions and other arrangements that protect the Agency’s interest.
7. Contractor shall provide the Engineer, upon request and prior to any partial payment, documentation which transfers full legal title to such materials to the Agency conditional only upon receipt of the Final Payment. Such transfer of title or any partial payment shall not constitute acceptance by the Agency of the materials, nor shall it void the right to reject materials subsequently found to be unsatisfactory in accordance with SECTION 4 – CONTROL OF MATERIALS. This shall also not relieve Contractor of any obligation arising under the Contract Documents.
8. The payments for materials on-site are subject to retention as set forth in 7-3.2, “Partial and Final Payment.”
9. Contractor shall assume all risks associated with the loss or damage to the stored products for which payment has or has not been received.
10. Equipment and materials shall be stored in accordance with manufacturer’s recommendations. The stored products shall be in a form ready for installation. The Agency shall not pay for raw materials or parts and pieces of equipment.
11. Any and all surplus materials that are not incorporated in the Work shall become Contractor’s property at no additional cost to the Agency.
12. Unless specifically provided in the Contract, payment for the materials on hand shall not be included when determining the percentage of Work completed.
13. The cost of materials reported shall be at invoice or lowest current price at which such materials are locally available and delivered to the job site in the quantities involved, plus sales tax, freight, and delivery.
The Agency reserves the right to approve materials and sources of supply, or to supply materials to the Contractor if necessary, for the progress of the Work. No markup shall be applied to any material provided by the Agency.
ADD the following: 7- 3.3.1.2 Payment for Stored Materials Offsite.
1. The payment of materials and equipment delivered and stored offsite shall be contingent upon Contractor’s compliance with the storage and protective maintenance requirements set forth in the Contract Documents and all other requirements necessary to preserve equipment warranties for the benefit of the Agency.
2. The Agency reserves the right to refuse approval for the payment of any equipment or materials suitably stored offsite in its sole discretion, regardless of whether all conditions in the Contract Documents have been met.
3. Partial payment may be made for products eligible for offsite delivery and storage only upon Contractor’s presentation of a bill of sale, a paid invoice, or an affidavit certifying that the material is received by the Contractor free and clear of all liens, encumbrances, and secured interest of any kind including offsite delivery.
4. Partial payment for products delivered and stored offsite shall be contingent upon Contractor’s compliance with the storage and protective maintenance requirements set forth in the Contract Documents and all other requirements necessary to preserve equipme nt warranties for the benefit of the Agency.
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5. The cost of materials and equipment delivered but not incorporated into the Work will not be included in the progress estimate.
6. Costs associated with the delivery to and storage at an offsite facility shall be at Contractor’s expense regardless of the Engineer’s approval to deliver and store the materials.
7. Contractor shall provide written evidence to the Engineer of having made arrangements for unrestricted access by the Agency and the Agency’s authorized representatives to the materials wherever stored, including provisions for the Agency to take control and possession of such materials at any time and without restriction. Contractor shall furnish the Engineer a permit of entry, from the owner of the property, for at least 6 months after the NOC has been filed. The permit of entry shall contain information similar to the following:
PERMIT OF ENTRY: Permission is granted to the Agency and its designated employees or agents to enter upon the property described in this permit for a period of not less than 6 months after the NOC has been filed for the Monroe Street Pool Replacement Project for the purpose of removing materials for which advance materials on hand payment has been made to (Contractor’s Name). The property is owned by (Owner’s Name) and is described as follows: (Address and Description of Property). (Include signature(s) and date(s) for owner and lessee or purchaser, and, if appropriate, attach a copy of a warehouse receipt or contract for storage.
8. The material shall be clearly marked and identified as being specifically fabricated, produced, and reserved for use on the Project. The Contractor shall provide payment documentation for the materials.
7-3.4 Mobilization.
ADD the following:
1. Mobilization consists of Work necessary for the movement of personnel, equipment, supplies, and incidentals to and from the Site; for establishment of all offices, buildings, storage yards, and other facilities necessary for the Work; and for all other Work and operations which shall be performed prior to beginning the Work and after completion of the Work on the various Contract items on the Site.
2. Contractor shall properly design the Project parameters to incorporate construction mobility for moving on and off the Site in a manner that limits disturbance to the surrounding residences, businesses, and any other citizens. This includes the designated staging areas, loading areas, and assemblage areas. Contractor shall consider and address access rights of the public at all times. Prepare a mobilization plan that shall describe and govern Contractor’s mobilization activities.
3. When a Bid item has been provided for “Mobilization,” payment for mobilization Work shall be distributed equally over the first 2 progress payments up to the Bid amount of the “Mobilization” Bid item but shall not exceed 3% of the Contract Price. If Contractor’s Bid item for “Mobilization” exceeds 3% of the Contract Price, then anything above 3% of the Contract Price shall be paid as a part of the Final Payment.
4. The complete dismantling and removal of all of Contractor’s properties, temporary facilities, equipment, materials, construction wastes, and personnel at the Site referred to as
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demobilization is included in the payment for mobilization, unless there is a Bid item for demobilization.
5. If a separate Bid item has not been provided for mobilization, the payment for mobilization is included in the Contract Price.
7-3.5 Contract Unit Prices – Not Used
7-3.5.1 General.
ADD the following:
1. Unit Bid prices shall not be subject to adjustment regardless of quantity used or if none is used for the following Bid items:
a. additional bedding
b. imported backfill
c. shoring
d. water services and connections
e. water pollution control items
f. point repairs for existing sewer mains
g. additional point repairs for existing sewer mains
h. sewer lateral connections
i. sewer lateral linings
j. traffic control
k. additional equipment
2. Should the actual quantity of an item of Work covered by a Contract Unit Price and constructed in conformance with the Plans and Specifications, exceed the Bid quantity by more than 50 percent, payment for the quantity in excess of 150 percent of the Bid quantity will be made on the basis of an adjustment in the Contract Unit Price mutually agreed to by the Contractor and the Agency, or at the option of the Engineer, on the basis of Extra Work per Section 2 -8. The Extra Work per Section 2 -8, basis of paymen t, shall not include fixed costs. Fixed costs shall be deemed to have been recovered by the Contractor through payment for 150 percent of the Bid quantity at the Contract Unit Price.
3. Should the actual quantity of an item of Work covered by a Contract Unit Price, and constructed in conformance with the Plans and Specifications, be less than 50 percent of the Bid quantity, an adjustment in payment will not be made unless so requested in writing by the Contractor. If the Contractor so requests, payment will be made on the basis of an adjustment in the Contract Unit Price mutually agreed to by the Contractor and the Agency, or at the option of the Engineer, on the basis of Extra Work per Section 2 -8; however, in no case will payment be less than would be made for the actual quantity at the Contract Unit Price nor more than would be made for 50 percent of the Bid quantity at the Contract Unit Price.
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ADD the following: 7- 3.9 Field Orders.
1. The Agency shall pay Field Order items of the Work in accordance with the limits below if the cumulative total of Field Orders does not exceed the “Field Orders” Bid Item:
Contract Price Maximum Field Order Amount
Less than $100,001 $2,500
$100,001 to $1,000,000 $5,000
$1,000,001 to $5,000,000 $10,000
Greater than $5,000,000 $20,000
ADD the following: 7- 3.10 Compensation Adjustments for Price Index Fluctuations.
1. Unless otherwise specified, the provisions of this section apply only to the paving asphalt used in the following:
a. Asphalt Concrete Pavement
b. Asphalt Pavement Repair
c. Scheduled and Unscheduled Base Repair
d. Slurry Seal or any other asphalt emulsion
2. The compensation for paving asphalt shall be increased or decreased for paving asphalt price fluctuations in accordance with 7 -3.11 “Compensation Adjustments for Price Index Fluctuations” in the Caltrans Standard Specifications.
3. The adjustment in compensation shall also be subject to the following:
a. Show the provided compensation adjustments separately on payment estimates.
Contractor is liable to the Agency for decreased compensation adjustments and the Engineer may deduct the amount from moneys payable or that may become payable to Contractor.
b. In the event of an overrun of Contract Time, adjustment in compensation for asphalt binder included in estimates during the overrun period shall be determined using the California Statewide Crude Oil Price Index in effect on the first business day of the month within the pay period in which the overrun began. c. In the event that the companies discontinue posting their prices for a field, the Engineer shall determine an index from the remaining posted prices. The Agency reserves the right to include in the index determination the posted prices of additional fields.
4. Contractor may opt out of the payment adjustments for price index fluctuations when specified in the Contract Documents by submitting a letter with the Bid. 7-4 PAYMENT FOR EXTRA WORK
7-4.1 General.
ADD the following:
1. With every request for payment, Contractor shall submit to the Engineer a breakdown showing monthly and cumulative amounts of the Work performed under the Change Order by Contractor and Contractor’s Subcontractors. The reporting format shall be approved by the Engineer.
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2. When the price for the Extra Work cannot be agreed upon, the Agency will pay for the Extra Work based on the accumulation of costs.
7-4.2 Basis for Establishing Costs.
7-4.2.1 Labor.
ADD the following:
1. The costs of labor will be the actual cost for wages of workers performing the Extra Work at the time the Extra Work is done, plus employer payments of payroll taxes, workers compensation insurance, liability insurance, health and welfare, pension, vacation, apprenticeship funds, and other direct costs, resulting from federal, state, or local laws, as well as assessments or benefits required by lawful collective bargaining agreements.
2. The use of a labor classification which would increase the Extra Work cost will not be permitted unless the Contractor establishes the necessity for such additional costs. Labor costs for equipment operators and helpers shall be reported only when such cos ts are not included in the invoice for equipment rental. The labor cost for foremen shall be proportionate to all their assigned work and only that applicable to Extra Work will be paid.
3. Non-direct labor costs, including superintendence, shall be considered part of the markup of Section 7-4.2.1(1).
4. The Agency reserves the right to request the following:
a. Financial records of salaries for an employee.
b. Wage rates/Certified Payroll.
c. Bonuses and deductions.
5. Contractor shall list the labor rates of its personnel and Subcontractors who work on the Project. The payment for payroll records is included in the Contract Price.
6. If Contractor’s proposal for Extra Work is based upon services and Work to be performed outside Normal Working Hours, the labor charges associated with the Extra Work shall consist of straight time wages and burdens plus the appropriate overtime or shift premium with no additional burdens, such as fringe benefits, on the premium portion. 7-4.2.2 Tool and Equipment Rental.
DELETE in its entirety and SUBSTITUTE with the following:
1. No payment shall be made for the use of tools which have a replacement value of $200 or less.
2. Regardless of ownership, the rates and delay factors to be used in determining equipment rental costs shall not exceed those listed in the latest edition of the Caltrans publication entitled “Labor Surcharge and Equipment Rental Rates” preceding the date t he Work is accomplished. The latest edition of the Caltrans publication is available at www.dot.ca.gov.
The delay factors therein shall be used as multipliers of the rental rates for determining the value of costs for delay to the Contractor and Subcontractors, if any. The labor surcharge rates published therein are not a part of this Contract.
3. Contractor shall be entitled to a rental rate adjustment when Contractor can substantiate that the rental rates prevailing locally exceed the published rates by more than 15%. For
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equipment not listed in the Caltrans publication, rental rates shall not exceed listed rates prevailing locally at equipment rental agencies or distributors at the time the Work is performed.
4. Whenever possible, Extra Work shall be accomplished using equipment available on Site or owned by Contractor. If a specific piece of equipment shall be rented to be used exclusively for the Extra Work, the rental rate shall be the invoiced rate. The rental rates paid shall include the cost of fuel, oil, lubrication, supplies, small tools, necessary attachments, repairs and maintenance of any kind, depreciation, storage, insurance, and all incidentals. Necessary loading and transportation costs for equipment used on the Extra Work shall be included.
5. If rental equipment is not being used or used intermittently and could be returned to its rental source rather than holding it at the Work S ite, the Contractor shall return the equipment at no expense to the Agency unless Contractor elects to keep it at the Work Site at Contractor’s expense.
6. The reported rental time for equipment already at the Work S ite shall be the duration of its use on the Extra Work. This time shall begin when equipment is first used on Extra Work, plus the time required to move it from its previous site and back or from its previous site to a closer site.
7. All equipment shall be acceptable to the Engineer, in good working condition, and suitable for the purpose for which it is to be used.
7-4.2.3 Materials.
The cost of materials reported shall be at invoice or lowest current price at which such materials are locally available and delivered to the job Site in the quantities involved, plus sales tax, freight, and delivery.
The Agency reserves the right to approve materials and sources of supply, or to supply materials to the Contractor if necessary, for the progress of the Work. No markup shall be applied to any material provided by the Agency.
7-4.2.4 Invoices.
Vendors’ invoices for material, equipment rental and other expenditures shall be submitted with the request for payment. If the request for payment is not substantiated by invoices or other documentation, the Agency may establish the cost of the item involved at the lowest price which was current at the time of the report.
7-4.3 Markup.
7-4.3.1 Work by the Contractor.
DELETE in its entirety and REPLACE with the following:
The following percentages shall be added to the Contractor’s costs and shall constitute the markup for all overhead and profits:
Labor 20
Materials 15
Equipment Rental 15
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Other Items and Expenditures 15
To the sum of the costs and markups provided for in this section, 1 % shall be added as compensation for bonding.
7-4.3.2 Work by a Subcontractor.
DELETE in its entirety and REPLACE with the following:
When all or any part of the Extra Work is performed by a Subcontractor, the markup established in 7-4.3.1 shall be applied to the Subcontractor’s actual cost of such Work. A markup of 10 percent on the first $5,000 of the subcontracted portion of the Extra Work and a markup of 5 percent on Work added in excess of $5,000 of the subcontracted portion of the Extra Work may be added by the Contractor.
7-4.4 Daily Reports.
ADD the following:
Payment for Extra Work will not be made until such time that the Contractor submits completed daily reports and all supporting documents to the Engineer.
When the price for the Extra Work cannot be agreed upon, the Contractor shall submit a daily report to the Engineer on forms approved by the Agency. Included are applicable delivery tickets, listing all labor, materials, and equipment involved for that day, and other services and expenditures when authorized. Payment for Extra Work will not be made until such time that the Contractor submits completed daily reports and all supporting documents to the Engineer.
Failure to submit the daily report by the close of the next Working Day may waive any rights for that day. An attempt shall be made to reconcile the report daily, and it shall be signed by the Engineer and the Contractor. In the event of disagreement, pertinent notes shall be entered by each party to explain points which cannot be resolved immediately. Each party shall retain a signed copy of the report. Reports by Subcontractors or others shall be submitted through the Contractor.
The report shall:
1. Show names of workers, classifications, and hours worked.
2. Describe and list quantities of materials used.
3. Show type of equipment, size, identification number, and hours of operation, including loading and transportation, if applicable.
4. Describe other services and expenditures in such detail as the Agency may require.
SECTION 8 – FACILITIES FOR AGENCY PERSONNEL – Not Used
8-1 GENERAL
ADD the following: 8- 1.1 Field Office Maintenance.
1. Contractor shall service, maintain, and clean the field office on a weekly basis to the Engineer’s satisfaction.
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2. Contractor shall service, clean, and maintain the portable chemical toilet and replenish bottled drinking water supplies.
3. Contractor shall service and maintain field office equipment. For the air conditioning system, Contractor shall perform the maintenance at intervals recommended by the supplier or manufacturer or as directed by the Engineer.
4. Contractor is responsible for the maintenance of all items supplied. Contractor shall repair or replace any equipment or furnishing in the event of damage or theft at no additional cost to the Agency.
ADD the following: 8- 1.2 Field Office Security.
1. Contractor is responsible for field office security. Contractor shall provide field office security measures necessary for personal protection and for the prevention of vandalism and theft.
ADD the following: 8- 1.3 Submittals to Be Provided.
1. Contractor shall submit:
a. A proposed layout of the interior of the field office showing wall partitions, doors, and telephone and electrical outlets.
b. A proposed Site plan showing the field office location at the Site. c. Location and mailing address of the field office.
d. Computer workstation literature specifying peripherals and software including Wi-Fi. e. Manufacturer’s information for the printer/fax/copier machine and supply of paper.
END OF SECTION
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00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS
INTRODUCTION
The Specifications contained in this 00 7400 Agency Supplemental Technical Provisions take precedence over the specification language contained in the Standard Specifications for Public Works Construction, "The Greenbook " latest edition and all errata. This specification addresses the unique conditions in Carlsbad that are not addressed in The Greenbook . Therefore, if there is a conflict, these Specifications shall control.
The Greenbook may be purchased at Bidder/Contractors local technical bookstore or directly from the publisher. These Agency Supplemental General Provisions are available only for download from the online bidding portal with Contract Documents. The Agency does not provide hard copies.
When used in the Contract Documents, statements or command phrases (active voice and imperative mood) refer to and are directed at the “Bidder” or “Contractor” as applicable. The Specifications are written to the “Bidder” before award and the “Contractor” after award. Before award, interpret sentences written in the imperative mood as starting with “The Bidder shall .” Interpret the term “you” as “the Bidder” and interpret the term “your” as “the Bidder’s .” After award, interpret sentences written in the imperative mood starting with “The Contractor shall .” Interpret the term “you” as “the Contractor” and interpret the term “your” as “the Contractor’s.
PART 2 CONSTRUCTION MATERIALS
SECTION 200 – ROCK MATERIALS
200-2 UNTREATED BASE MATERIALS
200-2.1 General.
ADD the following:
1. Aggregate base shall be Crushed Aggregate Base per Greenbook Section 200 -2 and as specified in this section.
200-2.2 Crushed Aggregate Base.
200-2.2.1 General.
ADD the following:
Crushed Aggregate Base shall be free from organic matter and other deleterious substances, and shall be of such nature that it can be compacted readily under watering and rolling to form a firm, stable base.
1. The aggregate shall not be treated with lime, cement or other chemical material before tests are performed.
2. Samples for testing shall represent every 500 cubic yards or one day's production, whichever is smaller. If the results of the aggregate grading tests do not meet the requirements for Percentage Passing Sieve as specified in Table 200 -2.2.2 but meet the Quality Requirements as specified in Table 200 -2.2.3, placement of the aggregate base may be continued for the remainder of that day. However, another day's Work may not be started until test results
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indicate to the satisfaction of the Engineer that the next material to be used in the Work will comply with the requirements specified for Percentage Passing Sieve.
3. If the results of both the aggregate grading and Sand Equivalent tests do not meet the requirements of Section 200-2.2, the aggregate base which is represented by these tests shall be removed. However, if requested by the Contractor, and approved at the sole discretion of the Engineer, the aggregate base may remain in place and the Contractor shall pay to the Agency $50 per cubic yard for such aggregate base left in place. The Agency may deduct this amount from any moneys due, or that may be come due, to the Contractor under the Contract.
SECTION 203 – BITUMINOUS MATERIALS
203-1 PAVING ASPHALT.
203-1.3 Test Reports and Certification.
DELETE in its entirety and REPLACE with the following:
1. Paving asphalt shall be supplied by Caltrans or other State Department of Transportation approved vendors unless otherwise specified in the Special Provisions. At delivery time, the supplying vendor shall deliver to the purchaser a certified copy of the test report. This report shall indicate the vendor's name, grade of paving asphalt delivered, date/ time and point of delivery, quantity delivered, ticket number, purchase order number, and results of specified tests. The certified test report and the testing required in connection with the report shall be submitted in accordance with 3-8.4.
2. Final acceptance of the material will be dependent upon the determination by the Engineer that the material involved conforms to the Specifications. 203-5 SLURRY SEAL.
203-5.2 Mix Design.
DELETE the last paragraph and REPLACE with the following:
1. When a mix design is more than 30 Calendar Days old, it shall be supplemented with a Certificate of Compliance that states the combined aggregate gradation is within ± 3 percent of the referenced mix design based on a 30-day moving average or the average of a minimum of 10 of the most current laboratory results, whichever is greater. A mix design shall be reformulated if it is more than 6 months old or whenever the combined aggregate gradation changes from that in the previously submitted mix design by ± 3 percentage points on any sieve size shown in Table 203 -5.3.2. If the source of any aggregate or emulsified asphalt is changed, or the m ix design or supporting laboratory reports are over 6 months old, a new mix design shall be submitted.
203-6 ASPHALT CONCRETE.
203-6.1 General.
DELETE in its entirety and REPLACE with the following:
1. Asphalt concrete shall be the product of mixing mineral aggregate and up to 20 percent RAP with asphalt binder at a central mixing plant.
2. When specified in the Special Provisions, asphalt concrete may contain greater than 20 percent RAP or be produced using a WMA technology.
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3. Asphalt concrete containing any modified paving asphalt or WMA technology or WMA additive shall not include more than 15 percent RAP.
4. Unless otherwise specified in the Special Provisions or shown on the Plans, asphalt concrete mixtures shall conform to 203-6.4.
203-6.2.5.4 Testing.
DELETE the fourth sentence and REPLACE with the following:
1. When using greater than 20 percent RAP, the following additional tests shall be performed:
203-6.3 Job Mix Formula (JMF) and Mix Designs.
203-6.3.1 General.
DELETE in its entirety and REPLACE with the following:
1. The Contractor shall submit in accordance with 3 -8.4 a JMF that summarizes each asphalt concrete mix design for each class and grade of asphalt concrete required to construct the Work. Supporting information for the WMA technology and/or recycling agent, if included in a mixture, shall also be submitted.
2. The JMF shall identify the source and the individual grading of each material used to produce the mix design (including the percentage and individual gradation of any manufactured or natural sands), the combined gradation, the OBC, void content, RAP percentage, RAP gradation, RAP binder content, stability value, plant identification, mix number, WMA technology, and the source and performance grade of the paving asphalt. The mix design test data represented by the JMF shall be submitted to the Engineer with the JMF.
3. When greater than 20 percent RAP is to be included in a mixture, a mix design shall be submitted. The submittal shall include supporting information showing the viscosity of the individual binders (both the virgin paving asphalt grade and that of the binder recovered from the RAP); and the amount of recycling agent, if any, and the blended final viscosity in accordance with AASHTO M323.
4. For all mixtures, the asphalt binder content shall be defined as the total bituminous material present in the mix consisting of the blend of virgin paving asphalt, residual paving asphalt from RAP, and recycling agent.
5. When a mix design is more than 30 Calendar Days old, the JMF must indicate that the combined gradation is ± 3 percent from the referenced mix design based on a 30-day moving average or a minimum of the 10 most current results. If the combined aggregate gradation is not within ± 3 percentage points of the gradation shown on the referenced mix design on any sieve, if the source of any aggregate is changed, the performance grade or source of paving asphalt is changed, the grade or source of any other component of asphalt concrete is changed, or the mix design is over 1 year old, a new mix design shall be prepared and a new JMF shall be submitted to the Engineer for approval.
6. Asphalt concrete shall be class C2-PG 64-28PM and PG 76-22PM. No more than 15% RAP shall be allowed in any AC mix.
203-6.3.2 Hveem Mix Design Method.
DELETE the fourth paragraph and REPLACE with the following:
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
1. Unless viscosity and blending charts developed in accordance with AASHTO M323 show otherwise, mix designs for mixtures containing more than 20 percent RAP shall drop the high temperature requirement of the virgin paving asphalt by one performance grade and drop the low temperature requirement by a minimum of one performance grade, e.g., a specified "PG 64-1O" shall become a "PG 58-22 or "PG 58-16."
203-6.4.1 Class and Grade.
DELETE letters b) and d) and REPLACE with the following:
b) "R0" if the mixture does not contain RAP, e.g., "C2-PG 64-10-R0." d) "WMA" if the mixture uses a warm mix asphalt technology, e.g. , "C2-PG 64 -10- WMA"
203-6.4.4 Composition and Grading.
ADD the following:
1. Evaluation of asphalt concrete shall be determined from samples of final asphalt concrete material. In addition to evaluation of the final asphalt material, samples of aggregate, RAP, and asphalt binder will be taken for testing. In case of dispute between the Contractor and the Agency, the Engineer has the authority to request core samples for analysis from the placed asphalt concrete for any of the acceptance criteria, at the locations determined by the Engineer. All samples shall be taken in accordance with California Test 125, and the following table:
Sampling Location
Asphalt Concrete • Trucks, or
• Mat behind the paver
Aggregate • Cold feed belts, or
• Hot bins prior to addition of asphalt binder
RAP • RAP system, or
• RAP feed belts
Asphalt Binder • Asphalt binder supplier, or
• Storage tanks at the plant during production
2. When behind the paver or core samples of asphalt concrete are to be used for evaluation, sufficient size samples shall be taken to ensure representative and adequate quantity of material for the required testing.
3. When using core samples, the samples must be properly prepared to safeguard against influx of outside contaminates and so that the cut surfaces do not influence the test results.
4. Material samples of the asphalt concrete shall be on a lot basis. A standard lot shall be equal to 1 day’s production or 750 tons, whichever is smaller. The samples and testing results shall be representative of their entire sample lot.
5. Table 203-6.4.4, design criteria, shall be modified per the following table, the gradation shall stay the same:
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Table 203-6.4.4 – Modified (Design Criteria)
Sieve Size
Percentage Passing Sieves
A B C1 C2 D1 D2 E F
Dense
Coarse
Dense
Medium
Coarse
Coarse
Medium
Dense
Medium
Coarse
Fine
Dense
Fine
Extra
Fine
Channel
Liner
1-1/2” (37.5 mm) 100
1” (25 mm) 90-100 100
¾” (19.0 mm) 78-90 87-100 100 100
½” (12.5 mm) 64-78 70-87 90-100 95-100 100 100
3/8” (9.5 mm) 54-68 55-76 72-88 72-88 90-100 95-100 100 100 No. 4 (4.75 mm) 34-48 35-52 40-54 46-60 40-54 58-72 65-85 95-100 No. 8 (2.36 mm) 25-35 22-40 18-34 28-42 20-32 34-48 45-65 70-84 No. 30 (600 µm) 12-22 8-24 8-20 15-27 6-18 18-32 22-38 36-50 No.50 (300 µm) 8-16 5-18 4-14 10-20 2-12 13-23 16-28 23-35 No. 200 (75 µm) 3-6 0-7 1-6 2-7 0-5 2-9 6-12 6-12
Asphalt Binder % 4.5-6.0 4.7-6.5 5.0-6.5 5.0-6.5 5.3-7.0 5.3-7.0 6.0-8.0 8.0-10.0 Hveem Stability
“S Value” (min.)
37 37 35 35 32 32
Air Voids1 4% 4% 4% 4% 4% 4%
203-6.5.1 Class and Grade.
DELETE the list and REPLACE with the following:
a) No suffix if the mixture contains RAP in an amount up to 20 percent. b) "R0" if the mixture does not contain RAP, e.g., "III-C2-PG 64-10-R0." c) "R" and the percentage of RAP if the mixture contains greater than 20 percent, e.g. "III-C2-PG 64-I0-R25."
d) "WMA" if the mixture uses a warm mix asphalt technology, e.g. , "III-C2-PG 64 -10- WMA."
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
203-6.5.4 Table.
DELETE in its entirety and REPLACE with the following:
CLASS B2 B3
Sieve Size Individual
Test Result
Moving
Average
Individual
Test Result
Moving
Average
1" (25.0 mm) 100 100 100 100
3/4" (19.0 mm) 87-100 90-100 90-100 95-100
3/8" (9.5 mm) 50-80 60-75 60-84 65-80
No. 4 (4.75 mm) 30-60 40-55 40-60 45-60
No. 8 (2.36 mm) 22-44 27-40 24-50 30-45
No. 30 (600 µm) 8-26 12-22 11-29 15-25
No. 200 (75 µm) 1-8 3-6 1-9 3-7
Asphalt Binder %
Air Voids %
4.8-6.5
4%
4.8-6.5
4%
CLASS C2 C3
Sieve Size Individual
Test Result
Moving
Average
Individual
Test Result
Moving
Average
3/4" (19.0 mm) 100 100 100 100
1/2" (12.5 mm) 89 -100 95 -100 89 -100 95 - 100
3/8" (9.5 mm) 70-94 75-90 74 -100 80-95
No. 4 (4.75 mm) 44-72 50-67 50- 78 55-72
No. 8 (2.36 mm) 30-54 35-50 32-60 38-55
No. 30 (600 µm) 10-34 15 - 30 14 - 38 18 - 33
No. 200 (75 µm) 2-10 4-7 2-10 4-8
Asphalt Binder %
Air Voids %
5.0 - 6.8
4%
5.0 - 7.0
4%
CLASS D F
Sieve Sizes Combined Average Combined Average
1/2" (12.5 mm)
3/8" (9.5 mm)
100
95-100
-
100
No. 4 (4.75 mm) 65-85 95-100
No. 8 (2.36 mm) 50-70 70-80
No. 30 (600 µm) 28-40 35-50
No. 200 (75 µm) 5-14 7-16
Asphalt Binder %
Air Voids
6.0-8.0
4%
8.0-10.0
203-6.8 Storage.
DELETE in its entirety and REPLACE with the following:
1. Storage of asphalt concrete shall not be allowed. Asphalt concrete shall be transferred from the mixer by a method that does not cause segregation.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
203-6.10 Sampling.
DELETE in its entirety and REPLACE with the following:
1. Aggregate samples for batch plants shall be taken from the hot bins. Aggregate samples for dryer-dr um plants shall be taken in advance of the dryer -drum using devices conforming to 203-6.7.4.2.
2. Evaluation and acceptance of asphalt concrete shall be determined from samples of final asphalt concrete material. In addition to evaluation of the final asphalt material, samples of aggregate, RAP, and asphalt binder shall be taken for testing. In case of dispute between the Contractor and the Agency, the Engineer has the authority to request core samples for analysis from the placed asphalt concrete for any of the acceptance criteria, at the locations determined by the Engineer. All samples shall be taken in accordance with California Test 125, and the following table:
TABLE 203-6.10
Sampling Location
Asphalt Concrete • Trucks, or
• Mat behind the paver
Aggregate • Cold feed belts, or
• Hot bins prior to addition of asphalt binder
RAP • RAP system, or
• RAP feed belts
Asphalt Binder • Asphalt binder supplier, or
• Storage tanks at the plant during
production
3. When behind the paver or core samples of asphalt concrete are to be used for evaluation, sufficient size samples shall be taken to ensure representative and adequate quantity of material for the required testing.
4. When using core samples, the samples must be properly prepared to safeguard against influx of outside contaminates and so that the cut surfaces do not influence the test results.
5. Material samples of the asphalt concrete shall be on a lot basis. A standard lot shall be equal to 1 day’s production or 750 tons, whichever is smaller. The samples and testing results shall be representative of their entire sample lot.
203-6.11 Acceptance.
DELETE in its entirety and REPLACE with the following:
1. Acceptance of asphalt concrete mixtures will be based upon conformance to the gradation, asphalt binder content, air voids, and minimum stability values shown in Table 203-6.4.4. Air void values shall be between 2% and 6%. The asphalt binder content shall be within +/ - 0.4 percent of the OBC shown on the respective job mix formula.
2. Acceptance of Type III asphalt concrete mixtures will be based upon conformance to the gradation, asphalt binder content, air voids, and minimum stability values shown in Tables 203-6.5.4 (A) and 203 -6.5.4 (B). Air void values shall be between 2% and 6%. The asphalt
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
binder content shall be within +/ - 0.4 percent of the OBC shown on the respective job mix formula.
3. Should plant gradation test results be unavailable and allowed by the Engineer, gradation may be determined in accordance with ASTM D2172 or by AASHTO T 308 with adherence to the aggregate correction factor therein. In the case of a continued dispute, fina l acceptance of plant produced mixtures may be based upon binder content, stability and air void values.
4. When dissimilar surface course mix characteristics are the result of production and delivery from multiple plants, the Engineer may require production and delivery from only 1 plant during any 1 day of production, unless approved by the Engineer. 203-11 ASPHALT RUBBER HOT MIX (ARHM).
203-11.3 Composition and Grading.
Delete row 10 of TABLE 203-11.3 and REPLACE with the following:
1. Asphalt Rubber Binder, % by Weight of Dry Aggregate1|7.5-8.5 | 7.5-8.8 | 7.8-9 ADD 203-11.10 Acceptance.
1. Acceptance of asphalt rubber hot mixes will be based upon conformance to the gradation, asphalt binder content, air voids, and minimum stability values shown in Table 203 -11.3. Air void values shall be within +/- 2 percent of the targeted value at the optimum binder content (OBC) shown on the respective job mix formula. The asphalt binder content shall be within +/- 0.4 percent of the OBC shown on the respective job mix formula. 203-13 CRUMB RUBER MODIFIED ASPHALT CONCRETE GAP GRADED (CRUMAC-GG). 203-13.4 Mix Designs.
Delete the last sentence and REPLACE with the following:
1. Once the total percent of paving asphalt and CRM is determined by the mix design, the production tolerance for the combined materials shall be ± 0.4 percent as determined by California Test 382.
203-14 TIRE RUBBER MODIFIED ASPHALT CONCRETE (TRMAC).
203-14.9 Acceptance.
DELETE in its entirety and REPLACE with the following:
1. Acceptance of dense -graded mixtures will be based upon conformance to the gradation, asphalt binder content, air voids, and minimum stability values shown in Table 203-6.4.4. Air void values shall be between 2% and 6%. The asphalt binder content shall be w ithin +/- 0.4 percent of the OBC shown on the respective job mix formula.
2. Acceptance of gap-graded mixes will be based upon conformance to the gradation, air voids, and minimum stability requirements shown in Table 203-11.3. Air void values shall be within +/- 2 percent of the targeted value at the OBC shown on the respective jo b mix formula.
Acceptance of gap-graded mixes will also be based upon conformance to the asphalt binder content shown in Table 203-14.4.4. The asphalt binder content shall be within +/- 0.4 percent of the OBC shown on the respective job mix formula.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
3. Should plant gradation test results be unavailable and allowed by the Engineer, gradation may be determined in accordance with ASTM D2172 or by AASHTO T 308 with adherence to the aggregate correction factor therein. In the case of a continued dispute, fina l acceptance of plant produced mixtures may be based upon binder content, stability, and air void values.
4. When dissimilar surface course mix characteristics are the result of production and delivery from multiple plants, the Engineer may require production and delivery from only 1 plant during any 1 day of production, unless approved by the Engineer. 203-16 Polymer Modified Asphalt Concrete (PMAC).
203-16.1 General.
DELETE in its entirety and REPLACE with the following:
1. PMAC shall be the product of mixing mineral aggregate and up to 15% RAP with polymer modified paving asphalt at a central mixing plant.
203-16.3 Job Mix Formulas and Mix Designs.
ADD the following:
1. Contractor shall submit for approval an asphalt concrete mix design per Greenbook Section 203-6.3. The asphalt concrete mix design method shall be Hveem with the optimal binder content determined by California Test 367. The mix design shall conform to Greenbook Table 203-6.4.4 for gradation, and the above MODIFIED (DESIGN CRITERIA) table. 203-16.4.3 Composition and Grading.
DELETE in its entirety and REPLACE with the following:
1. Composition and grading shall conform to 203-6.4.4.
203-16.9 Acceptance.
DELETE in its entirety and REPLACE with the following:
1. Acceptance of asphalt concrete mixtures will be based upon conformance to the gradation, asphalt binder content, air voids, and minimum stability requirements shown in Table 203 -
6.4.4. Air void values shall be between 2% and 6%. The asphalt binder content shall be within +/- 0.4 percent of the OBC shown on the respective job mix formula.
2. Material samples of the asphalt concrete shall be on a lot basis. A standard lot shall be equal to 1 day’s production or 750 tons, whichever is smaller. The samples and testing results shall be representative of their entire sample lot.
3. Should plant gradation test results be unavailable and allowed by the Engineer, gradation may be determined in accordance with ASTM D2172 or by AASHTO T 308 with adherence to the aggregate correction factor therein. In the case of a continued dispute, fina l acceptance of plant produced mixtures may be based upon binder content, stability, and air void values.
4. When dissimilar surface course mix characteristics are the result of production and delivery from multiple plants, the Engineer may require production and delivery from only 1 plant during any 1 day of production, unless approved by the Engineer.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
SECTION 206 – MISCELLANEOUS METAL ITEMS
ADD the following: 206-7 TRAFFIC SIGNS.
206-7.1 Roadside Signs.
1. This Work shall consist of furnishing and installing roadside signs in accordance with details shown on the Plans, the California Sign Specifications and these special provisions.
Permanent and temporary signs shall be free from blemishes that may affect t he serviceability and detract from the general sign color and appearance when viewing during daytime and nighttime from a distance of 25 feet. The face of each finished sign shall be uniform, flat, smooth, and free of defects, scratches, wrinkles, gel, hard spots, streaks, extrusion marks, and air bubbles. The front, back and edges of the sign panels shall be free of router chatter marks, burns, sharp edges, loose rivets, delaminated skins, excessive adhesive overspray, and aluminum marks.
206-7.1.2 Sign Identification.
1. The following notation shall be placed on the lower right side of the back of each sign where the notation shall not be blocked by the signpost or frame:
A. PROPERTY OF THE CITY OF CARLSBAD,
B. Name of the sign manufacturer,
C. Month and year of fabrication,
D. Type of retroreflective sheeting, and
E. Manufacturer’s identification and lot number of retroreflective sheeting.
2. The above notation shall be applied directly to the aluminum sign panels in 1/4 -inch upper case letters and numerals by die -stamp and applied by similar method to the fiberglass reinforced plastic signs. Painting, screening, or engraving of the notation will not be allowed.
The notation shall be applied without damaging the finish of the sign. 206-7.1.3 Drawings.
1. Standard signs shall be as per the most recently approved California Sign Specifications. The date of approval shall be the date most closely preceding the date of manufacture of the sign(s) or the date of the “Notice to Proceed” of this Contract, whichever is most recent. 206-7.1.4 Reflective Sheeting.
1. All advisory signs, warning signs and all regulatory signs shall be fabricated with Type IV prismatic sheeting (High Intensity Prismatic or equivalent) or Type IX prismatic cube lens sheeting (Diamond Grade VIP or equivalent) in accordance with ASTM Designation D4956 and conforming to the requirements of these special provisions. 206-7.1.5 Sign Panel.
1. Sign panels shall be fabricated from sheet aluminum in accordance with ASTM Designation B209. Sheet aluminum shall be pretreated in accordance with ASTM Designation B449. The surface of sheet aluminum shall be cleaned, deoxidized, and coated with a light and tightly adherent chromate conversion coating free of powdery residue. The conversion coating shall be Class 2 with a mass between 10 milligrams per square foot. Following the cleaning and coating process, the sheet aluminum shall be protected from exposure to grease, oils, dust,
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
and contaminants. Sheet aluminum shall be free of buckles, warps, dents, cockles, burrs, and defects resulting from fabrication.
206-7.1.6 Mounting Traffic Signs.
1. Traffic signs shall be installed on 10-gage or 12-gage cold-rolled steel perforated tubing posts as shown on San Diego Regional Standard Drawing M-45 or, when the sign area exceeds the maximum area allowed for on that drawing, on multiple 10-gage or 12-gage cold-rolled steel perforated tubing posts. The number of posts shall be determined by the parameters in SDRS Drawing M-45 or as approved by the Engineer. Traffic signs will be provided with back braces and mounting blocks as approved by the Engineer consisting of 10-gage or 12-gage cold-rolled steel perforated tubing when multiple posts are used.
206-7.1.6 Traffic Signposts.
1. Posts shall be constructed of 10-gage or 12-gage cold-rolled steel perforated tubing posts as shown on San Diego Regional Standard Drawing M-45.
206-7.2 Temporary Traffic Signs.
1. Temporary traffic signs shall consist of all signs used for the direction, warning, and regulation of vehicle (including bicycle) and pedestrian traffic during the Contractor’s performance of the Work. Temporary traffic signs include both stationary and portable signs. 206-7.2.1 General.
1. This Work shall consist of furnishing and installing temporary signs in accordance with details shown on the Plans, the California Sign Specifications and these special provisions.
Permanent and temporary signs shall be free from blemishes that may affect the serviceability and detract from the general sign color and appearance when viewing during daytime and nighttime from a distance of 25 feet. The face of each finished sign shall be uniform, flat, smooth, and free of defects, scratches, wrinkles, gel, hard spots, streaks, extrusion marks, and air bubbles. The front, back and edges of the sign panels shall be free of router chatter marks, burns, sharp edges, loose rivets, delaminated skins, excessive adhesive overspray, and aluminum marks.
206-7.2.2 Drawings.
1. Standard signs shall be as per the most recently approved California Sign Specifications. The date of approval shall be the date most closely preceding the date of manufacture of the sign(s) or the date of the “Notice to Proceed” of this contract, whichever is most recent. 206-7.2.3 Reflective Sheeting.
1. All advisory signs, warning signs and all regulatory signs shall be fabricated with Type IV prismatic sheeting (High Intensity Prismatic or equivalent) or Type IX prismatic cube lens sheeting (Diamond Grade VIP or equivalent) in accordance with ASTM Designation D4956 and conforming to the requirements of these special provisions.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
206-7.2.4 Sign Panel.
1. Sign panels shall be fabricated from sheet aluminum in accordance with ASTM Designation B209. Sheet aluminum shall be pretreated in accordance with ASTM Designation B449. The surface of sheet aluminum shall be cleaned, deoxidized, and coated with a light and tightly adherent chromate conversion coating free of powdery residue. The conversion coating shall be Class 2 with a mass between 10 milligrams per square foot. Following the cleaning and coating process, the sheet aluminum shall be protected from exposure to grease, oils, dust, and contaminants. Sheet aluminum shall be free of buckles, warps, dents, cockles, burrs, and defects resulting from fabrication.
206-7.2.5 Stationary Mounted Temporary Traffic Signs.
1. Stationary mounted temporary traffic signs shall be installed on 10 -gage and 12 -gage cold- rolled steel perforated tubing posts in the same manner shown on the State of California, Department of Transportation Standard Plans RS1, RS2, RS3 and RS4 for installation of roadside signs, except as follows:
a) Wood posts shall not be used.
b) Back braces and blocks for sign panels will not be required. c) The height to the bottom of the sign panel above the edge of traveled way shall be at least 2.1 m (7’).
d) Unless otherwise shown on the Plans , traffic signposts shall conform in materials and installation to SDRS D rawing M-45 and shall have 1 post provided for each 0.48 m 2 (5 ft2) of sign area, or the signs may be installed on existing lighting standards when approved by the Engineer.
e) Sign panels mounted on temporary traffic signposts shall conform to the requirements of these special provisions.
206-7.2.6 Temporary Traffic Signposts.
1. Posts shall be 10-gage or 12-gage cold-rolled steel perforated tubing used for the support and stabilization of stationary mounted temporary signs. Post size and number of posts shall be as shown on the Plans, except that when stationary mounted signs are installed and the type of sign installation is not shown on the Plans, post size and the number of posts will be determined by the Engineer. Sign panels for stationary mounted signs shall consist of reflective sheeting applied to a sign substrate.
206-7.2.7 Portable Temporary Traffic Signs.
1. Each portable temporary traffic sign shall consist of a base, standard or framework and a sign panel. The units shall be capable of being delivered to the site of use and placed in immediate operation. Sign panels for portable signs shall conform to the requirements of these special provisions, or shall be cotton drill fabric, flexible industrial nylon fabric, or other approved fabric. Fabric signs shall not be used during the hours of darkness. Size, color, and legend requirements for portable signs shall be as described for stationary mounted sign panels in section 206-7.2 of these special provisions. The height to the bottom of the sign panel above the edge of traveled way shall be at least 0.3 -m (12”). All parts of the sign standard or
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
framework shall be finished with 2 applications of orange enamel which will match the color of the sign panel background. Testing of paint will not be required.
ADD the following: 206-8 LIGHT GAGE STEEL TUBING AND CONNECTORS. 206-8.1 General.
1. This Section pertains to 10-gage and 12-gage cold-rolled steel perforated tubing used for the support and stabilization of signs. All shapes shall have a galvanized finish and shall be cold - roll-formed steel conforming to ASTM Designation A-446, Grade A. Galvanizing shall conform to ASTM A- 525, Designation G -90. Galvanizing shall be performed after all forming and punching operations have been completed. Cold- rolled steel perforated tubing shall be perforated on all 4 faces with 11mm (7/16”) holes on 25 mm (1”) centers. 206-8.2 Tolerances.
1. Wall thickness tolerance shall not exceed +0.28 mm, -0.13 mm (+0.011”, -0.005”). Convexity and concavity measured in the center of the flat side shall not exceed a tolerance of +0.25 mm (+0.010”) applied to the specific size determined at the corner. Strai ghtness tolerance variation shall not exceed 1.6 mm in 1 m (1/16 “ in 3’). Tolerance for corner radius is 4.0mm (5/32”), plus or minus 0.40 mm (1/64“). Weld flash on corner -welded square tubing shall permit 3.60 mm (9/64”) radius gage to be placed in the corner. Using 10 -gage or 12 -gage square tube, consecutive size tubes shall telescope freely for 3.1m (10’). Tolerance on hole size is plus or minus 0.40 mm (1/64“) on a size. Tolerance on hole spacing is plus or minus 3.2 mm in 6.1 m (1/8” in 20’). In addition, for the following specific sizes of light gage steel tubing, dimensional tolerances shall not exceed those listed in tables 206-8.2 (A) and 206-8.2(B).
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TABLE 206 -8.2(A)
LIGHT GAGE STEEL TUBING SIZE TOLERANCE
Nominal Outside
mm
Dimensions
(inches)
Outside Tolerance for
mm
All Sides at Corners
(inches)
25 x 25 (1 x 1) 0.13 0.005
32 x 32 (11/4 x 11/4) 0.15 0.006
38 x 38 (11/2 x 11/2) 0.15 0.006
44 x 44 (13/4 x 13/4) 0.20 0.008
51 x 51 (2 x 2) 0.20 0.008
56 x 56 (23/16 x 23/16) 0.25 0.010
57 x 57 (21/4 x 21/4) 0.25 0.010
64 x 64 (21/2 x 21/2) 0.25 0.010
51 x 76 (2 x 3) 0.25 0.010
TABLE 206 -8.2(B)
LIGHT GAGE STEEL TUBING SQUARENESS OF SIDES AND TWIST
Nominal Outside
mm
Dimension
(Inches)
Squareness(1)
mm
(Inches)
Twist
Permissible
mm(2)
in 900 mm
(3”)
(Inches)(2)
25 x 25 (1 x 1) 0.15 0.006 1.3 0.050
32 x 32 (1-1/4 x 1-1/4) 0.18 0.007 1.3 0.050
38 x 38 (1-1/2 x 1-1/2) 0.20 0.009 1.3 0.050
44 x 44 (1-3/4 x 1-3/4) 0.25 0.010 1.6 0.062
51 x 51 (2 x 2) 0.30 0.012 1.6 0.062
56 x 56 (2-3/16 x 2-3/16) 0.36 0.014 1.6 0.062
57 x 57 (2-1/4 x 2-1/4) 0.36 1.014 1.6 0.062
64 x 64 (2-1/2 x 2-1/2) 0.38 0.015 1.9 0.075
51 x 76 (2 x 3) 0.46 0.018 1.9 0.075
(1) Tubing may have its sides failing to be 90 degrees to each other by the tolerance listed. (2) Twist is measured by holding down the edge of one end of a square tube on a surface plate with the bottom side of the tube parallel to the surface plate, and noting the height that either corner on the opposite end of the bottom side is above the surface plate. 206-8.3 Fasteners.
1. Fasteners used to assemble cold -rolled steel perforated tubing shall be steel “pull -through” electrogalvanized rivets with 9.5 mm (3/8”) diameter shank, 22 mm (7/8”) diameter head, and a grip range of from 5 mm (0.200”) to 0.90 mm (0.356”). The fasteners s hall conform to ASTM B-633, Type III.
ADD 206-9 PORTABLE CHANGEABLE MESSAGE SIGN.
206-9.1 General.
1. If used in connection with the work of this project, e ach portable changeable message sign (PCMS) unit shall consist of a controller unit, a power supply, and a structural support system
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
all mounted on a trailer. The PCMS unit shall be assembled to form a complete self-contained portable changeable message sign (PCMS), which can be delivered to the site of the Work and placed in immediate operation. The complete PCMS unit shall be capable of operating in an ambient air temperature range of -20ºC (-4ºF) to +70ºC (158ºF) and shall not be affected by unauthorized mobile radio transmissions.
2. The trailer shall be equipped so that it can be leveled and plumbed. Full operation height shall be with the bottom of the sign at least 2.1 m (7') above the ground and the top no more than
4.4 m (14.5') above the ground. After initial placement, PCMS shall be moved from location to location as directed by the Engineer
206-9.2 Message Board.
1. The message displayed on the PCMS shall be visible from a distance of 460 m (1500') and shall be legible from a distance of 230 m (750'), at noon on a cloudless day, by persons with vision corrected to 20/20. The sign panel shall be 3 -line matrix and shall display not less than 7 characters per line. Sign messages to be displayed shall be as approved by the Engineer. The sign face shall be flat black and shall be protected from glare of the sun by a method which does not interfere with the clarity of the si gn message. The sign shall be raised and lowered by means of a power-driven lifting mechanism. The matrix sign shall be capable of complete alphanumeric selection.
2. Lamp matrix type signs shall be equipped with an automatic dimming operational mode that automatically compensates for the influence of a temporary light source or other abnormal lighting conditions. The sign shall have manual dimming operation modes of 3 or more different lamp intensities.
3. Matrix signs not utilizing lamps shall be either internally or externally illuminated at night.
4. The controller shall be an all-solid-state unit containing all the necessary circuitry for the storage of at least 5 pre-programmed messages. The controller shall be installed in a location allowing the operator to perform all functions from 1 position. A keyboard entry system shall be provided to allow an operator to generate an infinite number of additional messages over the pre -programmed stored messages. The keyboard shall be equipped with a security lockout feature to prevent unauthorized use of the controller. The controller shall contain a nonvolatile memory to hold the keyboard created messages in memory during periods when the power is not activated. The controller shall provide for a variable message display rate which allows the operator to match the information display to the speed of the approaching traffic. The flashing off time shall be operator adjustable within the control cabinet. 206-9.3 Operation and Maintenance.
1. PCMS shall be furnished, placed, operated, and maintained at locations shown on the Plans, specified in this section , or designated by the Engineer. The PCMS will be diligently maintained and repaired by the Contractor throughout the Project in accordance with the manufacturer's recommendations. When ownership is transferred to the Agency (at the end of the job), it must be demonstrated to be in good working condition, and meet the provisions of these Specifications, including current registration.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
206-9.4 Measurement and Payment.
1. The Contract price shall include full compensation for furnishing all labor, materials, tools, equipment and incidentals, and for performing all the Work involved in furnishing, placing, operating, maintaining, repairing, replacing, transporting from location to location, and delivery of the PCMS to the Agency at the completion of the construction, in good working order, and as directed by the Engineer, and no other compensation will be made.
SECTION 207 – GRAVITY PIPE
207-2 REINFORCED CONCRETE PIPE (RCP).
207-2.5 Joints.
ADD the following:
1. When watertight joints are indicated on the Plans, they shall be of the rubber-gasketed type meeting the following requirements:
a) Pipe designated in the Plans as “pressure pipe” with a design hydraulic grade line at or above the soffit, or where any portion of the pipe may be intermittently subjected to ground water shall have bell and groove spigot joints with O-rings conforming with ASTM C361. The joint shall be designed for an internal hydrostatic head of 30 feet and a test duration of 20 minutes.
b) Pipe joints for other gravity installations shall be bell and groove spigot joint with O-rings conforming with ASTM C443.
207-2.9 Basis for Acceptance.
207-2.9.1 General.
DELETE in its entirety and REPLACE with the following:
1. The basis for acceptance shall be the D- load bearing strength test, compliance with these Specifications, inspection of the pipe manufacture and inspection of the completed pipe. 207-17 PVC GRAVITY PIPE.
207-17.2.2 Cell Classification
DELETE the first sentence and replace with the following:
1. Pipe shall be made of PVC plastic having a cell classification of 12454 or 12364, as defined in ASTM D1784.
207-17.4.2 Acceptance
DELETE the last sentence and replace with the following:
1. Installation time shall conform to 207-15.6.
SECTION 209 – PRESSURE PIPE
209-1 IRON PIPE AND FITTINGS.
209-1.1 Ductile Iron Pipe (DIP).
209.-1.1.1 General
ADD the following:
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
1. Ductile iron pipe and fittings and installation shall be as shown on the Plans or specified in the Special Provisions and shall conform with the City of Carlsbad Engineering Standards, Volumes 2 and 3.
209-1.1.2 Materials.
DELETE entirely and replace with the following:
1. Unless otherwise specified, ductile iron pipe shall conform to the following:
TABLE 209 -1.1.2
Item Material Reference Specification/Requirements
Pipe Manufacturing
Standards
Conform to AWWA C151/ANSI 21.5 for 3”-64” (75
mm – 1600 mm) pipe.
Design Standards Conform to AWWA C150/ANSI A21.50 and AWWA M41.
NSF Certification NSF 61 certification required for potable water pipe.
Material Ductile iron.
Size As shown on the Plans.
Minimum Wall
Thickness
3”-12” (75 mm – 300 mm)
pipe
Pressure Class 350.
14” – 36” (350 mm – 900
mm) pipe
Pressure Class 250.
42” – 64” (1050 mm –
1600 mm) pipe
Pressure Class 200.
Pipe with threaded flanges Per AWWA C115/ANSI
21.15. Pipe with grooved
couplings
Thickness Class 53.
Markings Conform to AWWA C151 Section 4.6.
Lengths 18’ or 20’ (5.5 m or 6.1 m) lengths per AWWA
C151/ANSI A21.51.
Shorter lengths may be used to facilitate curves or
fit horizontal or vertical alignment.
Interior Lining
and Exterior
Coating
Buried Exterior
Coatings
Shop coat with 1 prime coat of asphaltic coating
approximately 1 mil (25 µm) thick per AWWA C151.
Exterior Coatings on
Pipe Above Ground
and in Vaults
Conform to 212-12.
Cement-Mortar
Interior Lining
(AWWA C104
“Double Thickness”
Pipe Size Lining Thickness
3” – 12” (75 mm – 300
mm) pipe
1/8” (3 mm)
14” – 24” (350 mm – 0600
mm) pipe
3/16” (5 mm)
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Item Material Reference Specification/Requirements
30” – 64” (900 mm – 1600
mm) pipe
1/4” (6 mm)
Conform to AWWA C104 using Type II cement
Fusion-Bonded
Epoxy Interior Lining
where shown on the
Plans
Conform to 212-12.
Ceramic Epoxy
Interior Lining,
where shown on the
Plans
Amine cured novalac epoxy lining.
Permeability rating of 0.00.
Abrasion resistance < 4 mils (100 µm) loss after
1,000,000 cycles on ± 22.5° sliding aggregate slurry
abrasion test using a sharp natural siliceous gravel
with particle size between 2 mm and 10 mm.
Joints Standard Push-on
Style
AWWA C111/ANSI 21.11
Mechanical Joint AWWA C111/ANSI 21.11
Flange (threaded) AWWA C115/ANSI 21.15
Restrained Style Special push-on type joint providing longitudinal restraint to full test pressure without relying on
thrust block.
Boltless, restrained push-on joint design with
positive axial locking restrained system capable of
deflection after assembly.
Use 1 type of restrained joint exclusively for all
Work.
Bell Joint
Gaskets
Material Conform to AWWA C111-ANSI A21.11.
Vulcanized styrene butadiene rubber (SBR).
Material for
Hydrocarbon
Applications and
Contaminated Soils
NBR (Nitrile) (acrylonitrile butadiene), FLUOREL, or
FKM (Viton) (fluorocarbon).
Gasket Age < 180 Calendar Days old or > 2 years old but retested < 60 Calendar Days prior to installation
Flange Gaskets Material 212-2.7.
Fittings Material Ductile iron.
Standards Conform to AWWA C110/ANSI 21.10 or AWWA
C153/ANSI A21.53.
Style Push-on (standard) with restrained joint (as shown), or flanged. Mechanical joint with special approval.
Marking Cast letters “DI” or “DUCTILE” into fittings, unless otherwise specified.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Item Material Reference Specification/Requirements
Cast “AWWA C110” or “AWWA C153” depending
on thickness.
Exterior Coatings Use same coating as adjacent pipe, as specified above.
Interior Linings Use same lining as adjacent pipe, as specified above.
Ductile Iron
Pipe Joint
Restraints
Material Ductile iron.
Style Gripping wedge
Design Pressure
Rating
3” – 16” (75 mm – 400
mm)
350 psi (2.4 MPa)
18” – 64” (450 mm – 1600
mm)
250 psi (1.7 MPa)
Pipe Shop Coat Prime Coat 12 mils (300 µm) MDFT.
Polyethylene
PE Encasement
Polyethylene Film
and Tape
Conform to 212-12.1.1.
Color per 212-12.2
Alternate to
Polyethylene
Encasement
Pipe Finish Coat 15 mils (375 µm) MDFT field-applied bitumastic coating.
209-2 STEEL PIPE AND FITTINGS.
209-2.1 General.
ADD the following:
1. Steel pipe and fittings and installation shall conform with the City of Carlsbad Engineering Standards, Volumes 2 and 3.
209-2.3 Mill-Type Steel Pipe.
209-2.3.1 Materials.
DELETE entirely and replace with the following:
1. Unless otherwise specified, mill-type steel pipe shall conform to the following:
TABLE 209 -2.3.1
Item Material Reference Specification/Requirements
Pipe Manufacturing
Standards
Furnace-welded, electrically welded or seamless pipe
conforming to AWWA C200 for pipe 6” (150 mm) and
larger or ANSI B36.10 for pipe smaller than 6” (150 mm) or for pipe with wall thickness specified by strength or schedule on the Plans.
Design
Standards
Conform to AWWA M11.
NSF
Certification
NSF 61 certification required for potable water pipe.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Item Material Reference Specification/Requirements
Material ASTM A53 Grade A or B, ASTM A134 (steel plate per ASTM A283 Grades C or D or A36), ASTM A135, or ASTM
A139.
Size As shown on Plans.
Conform to dimensional tolerances of AWWA C200 for
pipe ≥ 6” (150 mm) identified on the Plans by class,
gauge or decimal wall thickness.
Conform to ANSI B36.10 for pipe > 6” (150 mm) or for
pipe specified on the Plans by strength or wall-thickness schedule.
Minimum Wall
Thickness
Where the Plans do not show thickness, submit design
and supporting calculations prepared by the
manufacturer in accordance with AWWA M11 using a
maximum design working stress of 1/2 the yield stress
for the grade of steel used in pipe fabrication. Compute wall thickness using pressure equal to 250 psi (1.72
MPa) or the design pressure shown on the Plans plus 50
psi, whichever is greater.
No pipe 4” (100 mm) and larger outside buildings or
vaults shall have a wall thickness less than 14 -gauge
(1.9 mm)
No pipe 4” (100 mm) and larger inside buildings or
vaults shall have a wall thickness less than 3/8” (9.5
mm).
Markings Mark each special and each length of straight pipe at bell end to identify:
• Manufacturer’s name or mark
• Type of steel
• Design pressure
• Diameter and weight of pipe or special
• Proper location of pipe or special by reference
to layout schedule
Lengths Furnish in single random lengths, double random lengths, or in specified cut lengths.
For single random lengths, average length shall not be
less than 17.5’ (5.3 m) and no piece shall be shorter
than 9’ (2.7 m).
For double random lengths average length shall not be
less than 35’ (10.7 m), not less than 10^ of pieces shall be shorter than 26.25’ (8.0 m) and no piece shall be
shorter than 14’ (2.7 m).
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Item Material Reference Specification/Requirements
For specified cut lengths, the actual pipe length shall not vary from the specified length by more than 1/8” (3 mm).
Interior
Lining and
Exterior
Coating
(Required
on exposed
steel
surfaces and
ring joints)
Cement-
Mortar Interior
Lining and
Exterior
Coating
Conform to AWWA C205 and AWWA C602 using Type
II/V cement.
Trim mortar lining as necessary to allow full operation of butterfly or check valves at connections to steel pipe.
Line exposed portions of pipe interior with hand -
applied epoxy conforming to 212-12.
3/4” (19 mm) min coating thickness unless otherwise
shown or soil is identified as corrosive.
Trim coating 6” to 12” (150 mm to 300 mm) above
grade on spools penetrating to daylight or vault
interiors.
Cold-Applied
Tape Exterior
Coatings
Conform to AWWA C209 for the exterior of specials,
connections, and fittings.
Conform to AWWA C214 for steel pipeline coatings.
Liquid Epoxy
Interior Lining
and Exterior
Coating of
Above-Ground
Pipe
Conform to AWWA C210 and 212-12.
Fusion-Bonded
Epoxy Interior
Lining and
Exterior
Coating of
Above-Ground
Pipe
Conform to AWWA C213 and 212-12.
Extruded
Polyolefin
Exterior
Coatings
Conform to AWWA C215 for extruded coatings.
Conform to AWWA C216 for heat -shrinkable cross -
linked coatings.
Joints Ends Prepared
for
Mechanical-
Coupled Field
Joints
Conform to AWWA C200 Section 4.13.
Square cut or beveled with no burrs. Outside surfaces
where coupling seats shall be free of indentations,
projections, or roll marks to ensure watertight seal.
Pipe ends shall have the tolerances within limits
required by the mechanical coupling manufacturer.
Field-Butt-
Welded Joints
Pipe with wall thickness 15/64” (6.0 mm) or greater,
intended for field butt welding. Bevel pipe on outside,
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Item Material Reference Specification/Requirements
inside or both sides as shown or specified. Bevel angle shall be 30 to 35 degrees measured from plane
perpendicular to pipe axis. Width of root face at pipe
end shall be 1/32” to 3/32” (0.8 mm to 2.3 mm)
Flanged Joint Forged steel conforming to ASTM A181 Faced and dimensioned in accordance with ASME/ANSI B16.5 for
the pressure class shown on the Plants or specified in
the Special Provisions.
Threads for screwed flanges and companion pipe ends
shall conform to ASME/ANSI B1.20.1.
Pipe ends for welding neck flanges shall be beveled.
Flange
Gaskets
Material 212-2.7
Fittings Material Same steel as pipe.
Standards Manufacture from mill -type steel pipe in accordance with ASME/ANSI B16.9.
Exterior
Coatings
Use same coating as adjacent pipe, as specified above.
Interior Linings Use same lining as adjacent pipe, as specified above.
209-4 PVC PRESSURE PIPE.
209-4.1 General.
ADD the following:
1. PVC pipe and fittings and installation shall conform with the City of Carlsbad Engineering Standards, Volumes 2 and 3.
209-4.2 Materials.
DELETE entirely and replace with the following:
1. Unless otherwise specified, PVC pressure pipe shall conform to the following:
TABLE 209-4.2
Item Material Reference Specification/Requirements
Pipe Manufacturing
Standards
Conform to AWWA C900 for pipe 4” – 60” (100 mm – 1,500
mm).
Design
Standards
Conform to AWWA M23 using hydraulic design basis
below.
NSF
Certification
NSF 61 certification required for potable water pipe.
Material Virgin rigid poly-vinyl-chloride.
Conform to ASTM D1784 Cell Class 12454B or better.
Conform to NSF 13.
Conform to AWWA C900 Section 4.2.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Item Material Reference Specification/Requirements
Markings (each
pipe)
Conform to AWWA C900 Section 6.1.
Mark applicable AWWA standard.
Show nominal pipe diameter.
Show AWWA pressure class or DR.
Show NSF 61 stamp (for potable water service).
Show manufacturer and manufacturing date code.
Size As shown on the Plans.
Conform to outside diameter of ductile iron pipe unless otherwise shown.
Minimum Wall
Thickness
(Dimension
Ratio)
Design Pressure and Diameter
Shown on the Plans
Minimum Dimension
Ratio
0-100 psi (.7 MPa)
4” – 16” (100 mm – 400 mm)
DR 18 (Class 235)
100-200 psi (1.0 MPa)
4” – 16” (100 mm – 400 mm)
DR 14 (Class 305)
Greater than 200 psi (1.4 MPa) or
greater than 16”
Use DIP or Steel Pipe
Pipe with Grooved Couplings Use DIP or Steel Pipe
Lengths Laying lengths shall be 20’ with option to supply up to 15% random (minimum length 10’) sections
Joints Standard Push -
on Style
Conform to ASTM D3139.
Bell Joint
Gaskets
Material Elastomeric membrane per AWWA C900 Section 4.2.4 (Gaskets and Lubricants) and ASTM F477.
Butadiene styrene (SBR or BR) for potable water.
Ethylene propylene (EPM or EPDM) for recycled water.
Material for
Hydrocarbon
Applications
and
Contaminated
Soils
Elastomeric membrane per AWWA C900 Section 4.2.4
(Gaskets and Lubricants) and ASTM F477.
NBR (Nitrile) (acrylonitrile butadiene), FLUOREL or FKM (Viton) (fluorocarbon).
Gasket Age < 180 Calendar Days old or
< 2 years old but retested < 60 Calendar Days prior to
installation
Fittings Material Ductile iron.
Standards Conform to AWWA C110/ANSI 21.10 or AWWA C153/ANSI A21.53.
Style Push-on (standard) or restrained joint (as shown).
Marking Cast letters “DI” or “DUCTILE” into fittings, unless otherwise specified.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Item Material Reference Specification/Requirements
Exterior
Coatings
1 mil (25 µm) petroleum asphaltic coating.
Interior Linings Cement mortar (double thickness).
Plastic Film
Wrap for
Corrosion
Protection
Conform to 212-12.1.1.
Color per 212-12.2.
209-5 HIGH-DENSITY POLYETHYLENE (HDPE) SOLID WALL PRESSURE PIPE. 209-5.1 General.
ADD the following:
1. HDPE pipe and fittings and installation shall conform with the City of Carlsbad Engineering Standards, Volumes 2 and 3.
209-5.2 Materials.
DELETE in its entirety and replace with the following:
1. Unless otherwise specified, HDPE pressure pipe shall conform to the following.
TABLE 209-5.2
Item Material Reference Specification/Requirements
Pipe Manufacturing
Standards
(Potable
Water Pipe)
Conform to AWWA C901 for pipe 1/2” – 3” (12.5 mm – 75
mm).
Conform to AWWA C906 for pipe 4” – 63” (100 mm – 1575
mm).
Manufacturing
Standards
(Non-Potable
Water Pipe)
Conform to ASTM F714
Design
Standards
Conform to AWWA M55.
NSF
Certification
NSF 61 certification required for potable water pipe.
Material ASTM D3350 PE 4710 Cell classification 4454 or higher.
Conform to AWWA C901 Section 4.2 or AWWA C906
Section 4.2 as appropriate.
Markings
(each pipe)
Conform to AWWA C901 or C906 Section 6.1.
Mark applicable AWWA standard.
Show nominal pipe diameter.
Show standard material code designation.
Show AWWA pressure class or DR.
Show NSF 61 stamp (for potable water service).
Show manufacturer and manufacturing date code.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
Item Material Reference Specification/Requirements
Size 1-1/4” – 63” (32 mm – 1575 mm) diameter as shown on the Plans.
Ductile iron pipe size (DIPS) outside diameter for pipe 4” – 48” (100 mm – 1200 mm) unless otherwise shown.
Iron pipe size (IPS) outside diameter for pipe ≤ 4” (100 mm) or > 48” (1200 mm).
Minimum Wall
Thickness
(Dimension
Ratio)
Design Pressure Shown on the
Plans
Minimum Dimension
Ratio
0-80 psi (0.6 MPa) DR 21
80-100 psi (0.7 MPa) DR 17
100-150 psi (1.0 MPa) DR 11
150-200 psi (1.4 MPa) DR 9
Greater than 200 psi Use ductile iron or
steel
Joints Style Thermal butt fusion for joining pipe in accordance with the manufacturer’s recommendations.
Flanged for connections to appurtenances and other pipe materials in accordance with manufacturer’s
recommendations.
Flange Back -
up Ring
Provide flange back -up ring of Type 316 SS or fusion
bonded epoxy coated ductile iron.
Design
Pressure
Match design pressure rating of pipe shown on the Plans.
Fusion
Fittings
Standards ASTM D2683 socket -type, ASTM D3261 butt -type, or ASTM F1055 electrofusion (fittings shall be marked as
complying).
Material HDPE conforming to pipe specifications.
Pressure
Rating
De-rated pressure of fitting shall meet or exceed design pressure rating of pipe shown on the Plans.
Adaptor
Fittings (For
Connections
to Flanged
Fittings)
Internal
Stiffener Ring
Required for mechanical joint connections.
Backup Ring Stainless steel.
Thrust
Restraint.
HDPE in -line wall anchors and thrust blocks and per
manufacturer’s requirements.
209-7 PIPELINE IDENTIFICATION.
209-7.2 Requirements.
DELETE in its entirety and replace with the following:
1. Pipeline identification shall conform to the following:
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
TABLE 209-7.2
Function Type Materials/Method
Pipe Contents
Identification
Pipe Color
(Plastic Pipe
or Polywrap)
Blue for Potable Water.
Purple for Recycled Water.
Green for Sewage.
AND
Stenciling Stenciling marked on pipe in contrasting color to background color of pipe stating:
“POTABLE WATER,”
“CAUTION RECYCLED WATER – DO NOT DRINK” or ”CAUTION
SEWER” as appropriate.
5/8” (16 mm) high letters.
Repeated at 1 foot (300 mm) intervals.
OR
Identification
Tape
Polyethylene tape 6” (150 mm) wide and 4 mils (100 µm)
minimum thickness with 2” (50 mm) high letters stating:
“POTABLE WATER ,” “CAUTION RECYCLED WATER – DO NOT
DRINK” or “CAUTION SEWER” as appropriate.
For pipe > 12” (300 mm) diameter, use 12” (300 mm) wide tape.
Color – Blue with black or white letters for potable water, Purple with black or white letters for recycled water,
Green with black or white letters for sewage.
Attached to top of pipe with adhesive tape.
Pipe Warning
and Locating
Warning and
Locating
Tape
Polyethylene tape 6” (150 mm) wide and 4 mils (100 µm)
minimum thickness with 2” (50 mm) high letters stating:
“CAUTION: WATERLINE BURIED BELOW ,” “CAUTION:
RECLAIMED WATERLINE BURIED BELOW – DO NOT DRINK,” or
“CAUTION: SEWER BURIED BELOW” as appropriate.
For pipe > 12” (300 mm) diameter, use 12” (300 mm) wide tape.
Color – blue with black or white letters for potable water, Purple with black or white letters for recycled water,
Green with black or white letters for sewage.
Place in pipe trench 18” (450 mm) above pipe.
Tape shall contain metallic strip that can be registered by magnetic field locating device.
OR
Locating
Wire
In lieu of installing metallic warning tape; non -metallic warning tape 18” (450 mm) above pipe and 10 -guage copper wire attached to top of pipe and accessibly terminated may be used.
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
SECTION 211 – MATERIAL TESTS
211-3 INFILTRATION CAPACITY TEST.
211-3.4 Infiltration Capacity.
DELETE in its entirety and REPLACE with the following:
1. Infiltration Capacity shall be calculated as follows:
a) The formula for U.S. Standard Measures shall be: IC=(V)(3,326,400)/( π )(d1)(d2)(t) inches per hour.
b) The formula for SI Units shall be: IC=(V)(14.4Xl 06)/( π)( d1 1)(d2)( t) cm per hour. Where:
IC is Infiltration Capacity
V is the volume of water in gallons or liters
d1 and d2 are the dimensions that were determined in part 211-3.3 π is approximately 3.14159
211-6 RAP CORRECTION FACTOR.
211-6.1 General.
DELETE in its entirety and REPLACE with the following:
1. A RAP correction factor must be determined for asphalt concrete mixtures containing greater than 20 percent RAP. The RAP correction factor shall be determined in accordance with Caltrans Lab Procedure LP-9 dated May 22, 2006. This factor shall be used in determining the combined gradation of the virgin aggregates and RAP.
SECTION 212 – WATER AND SEWER SYSTEM VALVES AND APPURTENANCES 212-1 GENERAL.
212-1.2 Products Conveying Potable Water
DELETE b) and REPLACE with the following:
b) have an interior lining listed as complying with NSF 61 and certified to be holiday-free 212-2 FLANGED AND THREADED CONNECTIONS.
212-2.8.2 Insulation of Threaded Connections.
DELETE in its entirety and REPLACE with the following:
1. Threaded insulating bushings, couplings or unions shall be furnished and installed where dissimilar threaded piping materials are joined.
212-3 PIPE HANGERS AND SUPPORTS, CASINGS SPACERS, AND WALL PENETRATIONS. 212-3.4 Rubber Annular Hydrostatic Sealing Devices.
212-3.4.1 General.
DELETE the last sentence and REPLACE with the following:
1. The sealing device shall be capable of sealing a minimum hydrostatic pressure of 20 psi. 212-5 VALVES.
212-5.5.1.2 Materials.
DELETE TABLE 212-5.5.1.2 in its entirety and REPLACE with the following:
00 74 00 AGENCY SUPPLEMENTAL TECHNICAL PROVISIONS Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
TABLE 212 -5.5.1.2
Item Option Reference
Specification/Requirements
Body and Cover Ductile Iron or ASTM A536 Grade 65-45-12.
Body and Cover for
Pressures over 250 psi
(1.7 MPa)
Ductile Iron ASTM A536 Grade 65-45-12.
Disc and Disc Arm Ductile Iron ASTM A536 Grade 65-45-12.
Seat SAE Type 316 Stainless Steel ASTMA276.
Pivot Shaft SAE Type 316 Stainless Steel ASTMA276.
212-10 SERVICE LATERALS, METERS, AND METER BOXES.
212-10.3 Corporation Stops, Angle Meter Valves, Service Saddles and Other Service Materials.
DELETE the last sentence of the first paragraph and REPLACE with the following:
1. Unless otherwise shown on the Plans or specified in the Special Provisions, service saddles and corporation stop inlets shall be threaded per NPT tapered per ANSI B1.20.1.
ADD the following: 212-13 TRACER WIRE FOR NON-METALLIC PIPE. 212-13.1 General.
1. Tracer wire shall conform to the following:
a) Conductor: Minimum 10 AWG, copper clad steel or solid copper (direct burial) or 8 AWG, copper clad steel (directional drilling), rated for 30 volts. b) Break load: minimum 600-lb (direct burial); 2,500-lb (directional drilling) c) Insulation: High Molecular Weight Polyethylene (HMWPE), minimum 30 -mil (direct burial); 45-mil (directional drilling). Color per the APWA uniform color code. d) Splices and connectors: For direct burial only, moisture displacement and corrosion proof, direct bury splice kits, UL rated for 600 volts.
SECTION 216 – PRECAST REINFORCED CONCRETE BOX
216-4 TESTING REQUIREMENTS.
216-4.2.2 Acceptance.
DELETE the first paragraph and REPLACE with the following:
1. When the average compressive strength of all cylinders tested is equal to or greater than the specified compressive strength of the PCC, and not more than 10 percent of the cylinders tested have an average compressive strength less than 90 percent of the specified compressive strength, and no cylinder tested has a compressive strength less than 85 percent of the specified compressive strength, the lot will be accepted.
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SECTION 217 – BEDDING AND BACKFILL MATERIALS
217-1 BEDDING MATERIAL.
217-1.1 General.
ADD the following:
1. Bedding for pressure pipe of any material shall conform with the City of Carlsbad Engineering Standards, Volumes 2 and 3.
217-1.2 Bedding Material for Plastic Pipe.
DELETE the second paragraph and REPLACE with the following:
1. For HDPE, PVC solid wall, and PE solid wall pipe in gravity applications, the bedding material shall be crushed rock conforming to the requirements shown in Table 217 -1.2 unless otherwise specified or shown on the Plans.
217-2 TRENCH BACKFILL.
217-2.1 General.
DELETE TABLE 217-2.1 and replace with the following:
TABLE 217-2.1
Zone Zone Limits Maximum Rock
Size
(greatest
dimension)
Sand Equivalent
(Excluding Rock)
Backfill Zone From subgrade to
12” (300 mm) above
top of pipe or
conduit
4” (150 mm) Not less than 20 unless
otherwise shown on
the Plans or specified in
the Special Provisions.
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PART 3 CONSTRUCTION METHODS
SECTION 300 – EARTHWORK
300-1 CLEANING AND GRUBBING.
DELETE 300-1.2 Root Pruning and Tree Trimming.
300-1.3 Measurement.
DELETE in its entirety and REPLACE with the following:
1. Clearing and grubbing, if measured for payment, will be measured by the acre or lump sum. 300-1.4 Payment.
DELETE the second sentence.
SECTION 302 - ROADWAY SURFACING
ADD the following: 302-1 GENERAL.
302-1.1 Vegetation Treatment.
1. The Contractor shall treat all vegetation within the limits of the paved area to be surfaced with a n herbicide that complies with the City’s Integrated Pest Management program.
Herbicide shall be applied at least 2 Working Days prior to surfacing the street. Payment for pavement surfacing shall include tree trimming and herbicide treatment of the areas to be surfaced and shall be included in the Contract Bid Price for Project. 302-1.2 Coordination.
1. The Contractor shall schedule the Work so as to prevent damage by all traffic. The Contractor shall not schedule Work so as to conflict with trash pickup. The trash hauling schedule can be obtained by calling Republic Services at (760) 332 -6464. At least 2 weeks prior to Work, Contractor shall send, by first class mail, notification letters to all property addresses within 500-feet of the Work. Obtaining the appropriate addresses shall be the Contractor’s responsibility. A sample letter may be provided by the Agency to be used as an example. The letter should provide the name of the Contractor and a 24-hour phone number for residents to call if they have any issues or questions.
2. During operations, the Contractor’s schedule for resurfacing shall be designed to provide residents and business owners sufficient paved parking within an 800-foot distance from their homes or businesses.
3. Seventy-two hours prior to the start of any construction in the public right-of-way that affects vehicular traffic and/or parking or pedestrian routes, the Contractor shall give written notification of the impending disruption. For a full street closure, a ll residences and/or businesses on the affected street or alley shall be notified. For partial street closures, or curb, sidewalk and driveway repairs, the residences and/or businesses directly affected by the Work shall be notified.
4. The Contractor shall deliver the notification which shall state the date and time the Work will begin and its anticipated duration. The notification shall list 2 telephone numbers that may be called to obtain additional information. One number shall be the Contractor’s permanent office or field office and the other number shall be a 24 -hour number answered by a representative of the Contractor who is knowledgeable about the Project. At least 1 of the
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phone numbers shall be in the (760) area code. An answering machine shall not be connected to either number. The notification shall also give a brief description of the Work and simple instructions to the home or business owner on what they need to do to facilitate the construction. The Contractor shall submit the contents of the notification to the Engineer for approval. Notices shall not be distributed until approved by the Engineer.
5. For door hangers, the notification shall be pre-cut in a manner that enables it to be affixed to a doorknob without adhesives. It shall be a minimum size of 3-1/2 inches by 8-1/2 inches and shall be brightly colored with contrasting printing. The material shall be equivalent in strength and durability to 65 lb. card stock. The printing on the notice shall be no smaller than 12 point.
The precut notices shall be as shown on the example provided in Appendix “A,” with the day of the week circled and appropriate information specific to the Work inserted at the locations indicated in the italicized font.
6. The preparation, materials, printing, delivery and distribution of the letters, door hangers and notifications shall be included in the contract price Bid for Traffic Control and the Contractor will not be entitled to any additional compensation for printing and distributing these notices. 302-2 CHIP SEAL.
302-2.6.2 Polymer Modified Emulsified Asphalt.
DELETE the first paragraph and replace with the following:
1. Polymer modified emulsified asphalt shall be applied when the ambient temperature is between 60°F and 105°F (16°C and 41°C), and the roadway pavement surface temperature is a minimum of 55°F (13°C); or as specified by the Engineer. 302-2.6.3 Modified Paving Asphalt.
DELETE the first paragraph and replace with the following:
1. Modified paving asphalt shall be applied when the atmospheric temperature is 65°F (18°F) or above and the existing pavement surface temperature is 80°F (27°C) or above; or as specified by the Engineer.
302-5 ASPHALT CONCRETE PAVEMENT.
ADD the following: 302-5.8 Manholes and Other Structures.
1. When placing the overlay , the Contractor shall pave over appurtenances in the roadway which includes sanitary and storm access covers, water valve boxes, air vents, sewer dead end boxes and survey monument boxes. Each appurtenance shall be treated or covered to prevent adhesion of the overlay. Each appurtenance shall be located immediately after the overlay is placed and shall be thoroughly cleaned of any and all construction debris which may have entered due to the Contractor’s operation. The Contractor shall adjust all CMWD water valve boxes per CMWD Standard Drawing No. W11 or CMWD Standard Drawing No.
W13. All City of Carlsbad sanitary sewer access covers shall be adjusted per CMWD Drawing No. S1. All storm sewer access covers shall be adjusted per SDRSD D -10. Riser rings or extensions shall not be used for the adjustment of these appurtenances.
2. Costs for raising and adjusting to grade all City-owned or CMWD-owned appurtenances in the roadway shall be included in the Contract Bid price provided, inclusive of all labor, materials,
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and equipment necessary for completing the Work as described in these Specifications and Plans. Other agencies will be responsible for their own appurtenances. 302-8 SEALCOAT FOR MISCELLANEOUS AREAS.
302-8.2.1 General.
DELETE the second paragraph and REPLACE with the following:
1. Sealcoat material shall be diluted using clean, potable water in an amount not to exceed 20 percent of the total volume.
302-8.2.2. Spreading.
DELETE the first paragraph and REPLACE with the following:
1. Sealcoat shall be applied when the atmospheric temperature is greater than 55°F (13°C) and if rain is not forecast for the period of 24 hours after application; or as specified by the Engineer.
SECTION 307 – JACKING AND TUNNELING
307-1 JACKING OPERATIONS.
307-1.3 Jacking Steel Casing.
DELETE the first paragraph and REPLACE with the following:
1. Unless otherwise shown on the Plans, the size and wall thickness of the casing to be jacked shall be at the Contractor's option, except that the casing thickness shall be not less than 3/8 inch (9.5 mm) and the casing and jacking operation shall meet all o ther requirements of the agency with permit jurisdiction of the installation. The Contractor shall be responsible for the sufficiency of the casing.
SECTION 308 – MICROTUNNELING
308-6 SUBSURFACE CONDITIONS.
308-6.2 Micro tunneling Requested by the Contractor.
DELETE in its entirety and REPLACE with the following:
1. When micro tunneling is proposed by the Contractor as an alternative to the specified methods of conduit installation, the Contractor shall obtain copies of the information and reports listed in 3 -9 and 308-6.3 and shall conduct independent investigations as necessary to substantiate the basis for the Contractor’s proposal and submit in accordance with 3 -8. micro tunneling operations must be approved by the Engineer prior to the start of micro tunneling work.
SECTION 314 – TRAFFIC STRIPING, CURB AND PAVEMENT MARKINGS, AND PAVEMENT
MARKERS
314-2 REMOVAL OF TRAFFIC STRIPING AND CURB AND PAVEMENT MARKINGS. 314-2.1 General.
DELETE in its entirety and REPLACE with the following:
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1. The Contractor shall remove by wet grinding all existing or temporary traffic markings and lines that may confuse the public. When temporary detour striping or markings are no longer required, they shall be removed prior to painting the new traffic stripes or markings.
2. The Contractor shall remove all existing markings and striping, either permanent or temporary, which are to be abandoned, obliterated or that conflict with the Plans by wet grinding methods. Removal of striping by high velocity water jet may be permitted w hen there is neither potential of the water and detritus from the high velocity water jetting to damage vehicles or private property nor to flow from the street into any storm drain or water course and when approved by the Engineer.
3. The Contractor shall vacuum all water and detritus resulting from high velocity water jet striping removal from the pavement immediately after the water jetting and shall not allow such materials to flow in the gutter, enter the storm drain system or to leave the pavement surface. Surface variation limitations for high velocity water jet striping removal shall be the same as for grinding.
4. The Contractor shall not use dry or wet sandblasting in any areas. Alternate methods of paint removal require prior approval of the Engineer. Obliteration of traffic striping with black paint, light emulsion oil or any other masking method other than a min imum 30mm (0.10’) thick asphalt concrete overlay is not permitted.
314-2.2 and 314-2.3
Replace as follows: 314-2.2 Measurement and Payment
1. Removal of traffic striping and curb and pavement markings as shown on the Plans and required by the Specifications shall be included in the lump-sum Bid price for the Project, and no additional compensation will be allowed, therefore. Reapplication of temporary stripes and markings shall be repainted at the Contractor's expense, and no additional compensation will be allowed for the repainting. The lump sum Bid shall include all labor, tools, equipment, materials, and incidentals for performing all Work in installing the final and temporary traffic striping.
314-3 REMOVAL OF PAVEMENT MARKERS.
314-3.2 and 314-3.3
Replace as follows: 314-3.2 Measurement and Payment
1. Removal of pavement markers as shown on the Plans and required by the Specifications shall be included in the lump- sum price Bid for the Project, and no additional compensation will be allowed, therefore. Reapplication of temporary stripes and markings shall be repainted at the Contractor's expense, and no additional compensation will be allowed for the repainting.
The lump sum Bid shall include all labor, tools, equipment, materials, and incidentals for performing all Work in installing the final and temporary traffic striping. 314-4 APPLICATION OF TRAFFIC STRIPING AND CURB AND PAVEMENT MARKINGS. 314-4.3.6 and 314-4.3.7
Replace as follows: 314-4.3.6 Measurement and Payment
1. Final and temporary traffic striping, curb markings and pavement markings as shown on the Plans and required by the Specifications shall be included in the lump- sum price Bid for the
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Project, and no additional compensation will be allowed, therefore. Reapplication of temporary stripes and markings shall be repainted at the Contractor's expense, and no additional compensation will be allowed for the repainting . The lump sum Bid shall include all labor, tools, equipment, materials, and incidentals for performing all Work in installing the final and temporary traffic striping.
314-4.4.5 and 314-4.4.6
Replace as follows: 314-4.4.5 Measurement and Payment
1. Thermoplastic traffic striping and pavement markings as shown on the Plans and required by the Specifications shall be included in the lump- sum Bid price for the Project , and no additional compensation will be allowed, therefore. Reapplication of temporary stripes and markings shall be repainted at the Contractor's expense, and no additional compensation will be allowed for the repainting . The lump sum Bid shall include all labor, tools, equipment, materials, and incidentals for doing all Work in installing the final and temporary traffic striping.
314-5 PAVEMENT MARKERS.
314-5.6 and 314-5.7
Replace as follows: 314-5.6 Measurement and Payment
1. Pavement markers as shown on the Plans and required by the Specifications shall be included in the lump -sum Bid price for the Project , and no additional compensation will be allowed, therefore. Reapplication of temporary stripes and markings shall be repainted at the Contractor's expense, and no additional compensation will be allowed for the repainting. The lump sum Bid shall include all labor, tools, equipment, materials, and incidentals for doing all Work in installing the final and temporary traffic striping.
PART 4 EXISTING IMPROVEMENTS
SECTION 400 – PROTECTION AND RESTORATION
400-2 PERMANENT SURVEY MARKERS.
ADD the following:
1. The Contractor shall not cover or disturb permanent survey monuments or benchmarks without the consent of the Engineer. Where the Engineer concurs, in writing, with the Contractor that protecting an existing monument in place is impractical, the Contractor shall employ a licensed land surveyor, or a registered civil engineer authorized to practice land surveying within the State of California (“ Surveyor”) to establish the location of the monument before it is disturbed. The Contractor shall have the monument replaced by the Surveyor no later than 30 Calendar Days after construction at the site of the replacement is completed. The Surveyor shall file corner record(s) as required by Business and Professions Code Sections 8772 and 8773 et seq..
2. When a change is made in the finished elevation of the pavement of any roadway in which a permanent survey monument is located, the Contractor shall adjust the monument frame and cover to the new grade within 7 Calendar D ays of paving unless the Engineer shall approve otherwise. Monument frames and covers shall be protected during street sealing or painting projects or be cleaned to the satisfaction of the Engineer.
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SECTION 401 – REMOVAL
401-2 ASPHALT CONCRETE PAVEMENT.
DELETE in its entirety and REPLACE with the following:
1. Asphalt concrete pavement shall be removed to clean, straight lines. Removal performed by cold milling shall conform to 404. Adjacent AC/AB sawcut and removal associated with concrete construction shall be full depth and a minimum width of 12 inches from face of concrete edge and continue along the concrete scheduled for removal. Removal and disposal of adjoining AC/AB section shall be incidental to the removal of concrete structure Bid item per this Section. Replacement of adjoining AC/AB section shall be incidental to replacement of the concrete
401-3 CONCRETE AND MASONRY IMPROVEMENTS.
401-3.2 Concrete Curb, Walk, Gutters, Cross Gutters, Curb Ramps, Driveway and Alley Intersections.
DELETE in its entirety and REPLACE with the following:
1. Concrete shall be removed to neatly sawed edges with saw cuts made through the entire thickness. Concrete sidewalk or driveway to be removed shall be neatly sawed in straight lines either parallel to the curb or at right angles to the alignment of the sidewalk. No section to be replaced shall be smaller than 30 inches (750 mm) in either length or width.
All existing concrete shall be removed to the nearest joint. Concrete shall be removed to neatly sawed edges with saw cuts made to a depth deep enough to produce a clean straight break without loosening, cracking or damaging adjoining improvements. Curb and gutter shall be sawed on a neat line at right angles to the curb face. PCC and all other material unsuitable for use as fill, as determined by the Engineer, shall be removed from the right-of- way and disposed of by the Contractor at a site of his own choice and shall pay all costs incidental to the disposal.
ADD the following: 401-3.2.1 Adjacent Asphalt Concrete (AC/AB) Sawcut and Removal.
1. Adjacent AC/AB sawcut and removal associated with concrete construction shall be full depth and a minimum width of 12 inches from face of concrete edge and continue along the concrete scheduled for removal. Removal and disposal of adjoining AC/AB section shall be incidental to the removal of concrete structure Bid item per this Section. Replacement of adjoining AC/AB section shall be incidental to replacement of the concrete as specified in Section 303-5.
SECTION 402 – UTILITIES
402-1 LOCATION.
402-1.1 General.
DELETE the first paragraph and REPLACE with the following:
1. Known utilities and their respective owners are shown on the Plans or specified in the Special Provisions and their locations are based on available records. The accuracy and/or completeness of the utilities shown on the Plans is not guaranteed and actual locations must be confirmed by potholing. Where underground utilities are shown on the Plans, the
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Contractor shall assume every property parcel will be served by a service connection for each type of utility.
INSERT, after the first sentence of the third paragraph, the following:
Subsurface installations shall be located at least 5 Working Days and at least 500 feet in advance of any construction heading and the results reported in written form to the Engineer.
AMEND letter d) to read as follows:
d) horizontal location with reference to Project stationing. 402-2 PROTECTION.
DELETE the first 3 paragraphs and REPLACE with the following:
1. The Contractor shall not interrupt the service function or disturb the support of any utility without authority from the utility owner or direction from the Engineer. Valves, switches, vaults, and meters shall be maintained readily accessible for emergency shutoff. Excavation of soils providing support to pressure pipeline thrust blocks may require isolation and de - pressurization of the pipeline prior to the installation of support devices and the Contractor shall coordinate such Work with the utility owner.
2. Where a vertical separation distance of 12 inches cannot be attained between a proposed utility and an existing utility greater than 4 inches in diameter, place a 1-inch-thick neoprene or silicone pad with Shore A durometer hardness of 50 to 70 (ASTM D2240) in contact with the top of the lower utility and backfill with Portland cement concrete sand conforming to 203-1.5.5 to 3 inches above the bottom of the upper utility. The width of the pad shall be equal to the width of the trench and the length shall extend 1 foot beyond the outer limits of the existing utility.
3. Where protection is required to ensure support of utilities located as shown on the Plans or in accordance with 402-1, the Contractor shall, unless otherwise specified, furnish and place the necessary protection at its expense.
4. Upon learning of the existence and location of any utility omitted from the Plans, the Contractor shall immediately notify the Engineer in writing. When authorized by the Engineer, support or protection of the utility will be paid for as provided in 7-3 or 7-4. 402-4 RELOCATION.
DELETE paragraphs 3 and 4 and REPLACE with the following:
1. When the Plans or Special Provisions provide for the Contractor to alter, relocate, or reconstruct a utility, all costs for such Work, including temporary utility service, shall be included in the Bid for the items of Work necessitating such Work. Temporary or permanent relocation or alteration of utilities requested by the Contractor for its convenience shall be its responsibility and it shall make all arrangements and bear all costs.
2. The Contractor will relocate service connections as necessary within the limits of the Work or within temporary construction or slope easements in accordance with the procedures and upon the approval of the utility owner. When directed by the Engineer, the Contractor shall arrange for the relocation of service connections as necessary between the meter and property line, or between a meter and the limits of temporary construction or slope easements. Payment for the relocation of such service connections sha ll be in accordance with 7-3 unless otherwise specified in the Bid. Payment will include disconnection of existing
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service connections from the utility main, capping or plugging existing outlets on the utility main, abandoning the service connection, and the restoration of all existing improvements which may be affected by the service connection relocation. The Contractor may agree with the owner of any utility to disconnect and reconnect private interfering service connections.
Unless otherwise specified in the Bid, disconnection and reconnection of private services will be outside of the scope of the Work and the Agency will not be involved in any such agreement.
402-5 DELAYS DUE TO UTILITY CONFLICTS.
DELETE paragraphs 1 through 4 and REPLACE with the following:
1. The Contractor shall notify the Engineer of its Construction Schedule insofar as it affects the protection, removal, or relocation of utilities. The notification shall be included as a part of the Construction Schedule in accordance with 6-1 which shall be revised upon the completion of utility potholing and evaluation for potential utility conflicts. The Contractor shall notify the Engineer in writing of any subsequent changes in the Construction Schedule which will affect the time available for protection, removal, or relocation of utilities.
2. The Contractor will not be entitled to damages or additional payment for delays attributable to utility relocations or alterations if correctly located, noted, and completed in accordance with 402-1.
3. The Contractor may be given an extension of time for unforeseen delays attributable to unreasonably protracted interference by utilities in performing Work correctly shown on the Plans.
4. The Agency will determine the scope of Work for the removal, relocation, or protection of existing main or trunk line utility facilities within the area affected by the Work if such utilities are not identified in the Contract Documents. The Contractor will not be assessed liquidated damages for any delay caused by the removal, relocation, or protection of such existing facilities.
402-6 COOPERATION.
DELETE in its entirety and REPLACE with the following:
1. When necessary, the Contractor shall so conduct its operations as to permit access to the Work Site by the Agency or the utility owner and provide time for utility Work to be accomplished during the progress of the Work.
SECTION 403 - MANHOLE ADJUSTMENT AND RECONSTRUCTION
403-1 GENERAL.
DELETE in its entirety and REPLACE with the following:
1. Wet utility (water, recycled water, sewer and storm drain) manhole and vault frames and covers and valve box frames and covers within an area to be paved or graded shall be set to finish grade by the Contractor.
2. The Contractor shall remove all debris from the interior of manholes and vaults and shall clean all foreign material from the top of the frames and covers.
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403-3 MANHOLES IN ASPHALT CONCRETE PAVEMENT.
DELETE in its entirety and REPLACE with the following:
1. Wet utility structures extending 2 inches (50 mm) or more above the new subgrade shall be lowered by the Contractor to the new subgrade before construction of the pavement section.
Other structures shall be lowered by their owners unless otherwise specified or shown on the Plans. Structures projecting less than 2 inches (50 mm) above the subgrade may be surveyed and covered for construction of the pavement section and later adjusted to grade. The top of reset manholes and other structures shall conform to the smoothness requirement specified in 302-5.6.2.
2. All structures from which manhole frames and covers have been removed to facilitate pavement section construction shall be temporarily covered with a steel plate by the Contractor. When this procedure is impractical, such as for large vaults, or special structures, remodeling or reconstruction shall be completed to finish permanent surface prior to paving operations.
3. The Contractor shall notify utility owners at least 21 Calendar Days in advance of the need to commence Work required prior to paving operations and again for Work required after paving operations. If the Engineer determines the utility owner will not complete adjustment of its facilities within 10 Working Days of the completion of the surface course of pavement, the facilities will be adjusted by their owner under a separate procedure established by the Agency.
4. After the pavement has been completed, the necessary portions of the subgrade, base, and pavement shall be neatly removed, the structure built up, and the manhole or vault frame or valve box set to within 1 -1/2 inches (37.5 mm) of finish pavement surface w ith concrete pavement conforming to 201-1 and 302-6. The Contractor shall fill the remaining 1-1/2 inches (37.5 mm) with the asphalt concrete surface course mixture. This material shall be placed and compacted to conform to the appearance, grade, density and smoothness of the surrounding pavement.
403-4 MEASUREMENT.
DELETE in its entirety and REPLACE with the following:
1. Manhole, vault or valve box adjustment and reconstruction of the type specified will be measured by each.
403-5 PAYMENT.
DELETE in its entirety and REPLACE with the following:
1. Payment for adjusting manhole or vault frames and covers to grade, where the difference between the lowest point of manhole or vault frame removal and final elevation of the top of the frame is less than 15 inches (375 mm) or where the adjustment is accomplished by adjustment rings only, will be included in the Contract Bid Price for the Project.
2. Payment for setting manhole or vault frames and covers to grade, where the difference between the lowest point of manhole or vault frame removal and the final elevation of the top of the frame is 15 inches (375 mm) or more, will be included in the Contract Bid Price for the Project.
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3. Payment for adjusting valve boxes to grade will be made be included in the Contract Bid Price for the Project, regardless of the height of the adjustment.
SECTION 404 – COLD MILLING
404-12 PAYMENT.
ADD the following:
No extra payment will be made for milling or disposing of geotextile, geogrid, or pavement fabric.
PART 5 PIPELINE SYSTEM REHABILITATION
SECTION 500 – PIPELINE REHABILITATION
500-1 GENERAL.
DELETE in its entirety and REPLACE with the following:
1. Pipeline rehabilitation shall include all labor, materials, equipment and services and shall consist of cleaning, preliminary inspection, sewage bypass and pumping, service lateral identification, point repairs, lining, end seals, and service connection re-establishment.
2. Pipe rehabilitation shall be conducted in the host pipe per the manufacturer’s recommendations and the Contractor’s approved Performance Work Statement, applicable ASTM standards and as specified in this part.
3. The Contractor shall be responsible for confirming the locations of all active branch service connections prior to pipe rehabilitation and shall conduct dye tests to verify abandoned services as necessary. In the event the status of a service connection ca nnot be determined, the Agency will make the final decision prior to installation of the liner. Only service connections determined to be active shall be reinstated by the Contractor.
4. All materials furnished as part of the Work shall be marked with detailed product information and shall be accompanied by test reports certifying that the material conforms to the requirements stated in this part . Materials shall be certified by the manufacturer for the specified purpose.
5. Materials shall be stored in a manner specified or approved by the manufacturer to avoid damage. Damage includes, but is not limited to, gouging, abrasion, flattening, cutting, puncturing or UV degradation. On site storage locations shall be approved by the Agency.
6. The Agency reserves the right to inspect all or portions of the completed Work at any time during the warranty period. Any defect that is discovered during the warranty period which may materially affect the integrity, strength, function and/or operation o f the pipe shall be repaired and/or replaced by the Contractor in accordance with the Contract Documents at no additional cost to the Agency. The Contractor shall provide a warranty for the repair for a period of 1 year following the date of repair.
500-2 SUBMITTALS.
AMEND letter j) to read as follows:
j) The proposed grouting method, locations and procedures.
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ADD the following: 500-2.1 CIPP Product Submittal.
1. Provide manufacturer’s data, descriptions and physical properties of all product components including:
a. Certification from the manufacturer that the product has been successfully installed in at least 300,000 lineal feet of pipe in municipal wastewater collection systems and verifying that the chemical resistance of the CIPP meets the Contract requirements. b. Fabric tube consisting of felts and reinforcing materials and the nominal void volume in the felt fabric that will be filled with resin.
c. Raw resin data and flexible membrane (coating) material and the methods and procedures to be implemented for curing and repairs.
d. Shipping, storage and handling recommendations for all components of the CIPP system.
e. Safety Data Sheets (SDS) for all materials.
ADD the following: 500-2.1.1 Design Calculations.
1. Submit engineering design calculations conforming with Appendix X1 of ASTM F1216.
Calculations for liner thickness shall be performed by a qualified Professional Engineer and based on the most severe line condition for each pipe size which shall apply to all other sections to be lined unless otherwise approved by the Engi neer. Submit calculations for the quantity of resin required to completely saturate the tube.
2. Design of the CIPP shall be based on the prism load using the outside diameter of the CIPP in the calculations. The CIPP design shall assume no bonding to the original pipe. An analysis of design criteria and calculations for the liner thickness shall be submitted to the Engineer for approval. The CIPP design shall be based on the following:
a. Corrosion resistance to the typical chemicals found in municipal sewage systems as defined in the referenced and applicable ASTM standards. b. Service life: 50 years
c. Design safety factor: 2.0
d. Long-term modulus of elasticity: maximum of 50 percent of initial flexural modulus unless substantiated by third-party test data
e. Ovality: 2 percent or as measured by field inspection f. Constrained Soil Modulus: per AASHTO LRFD Section 12 and AWWA Manual M45 g. Dead load: 120 lb./cu. ft. (minimum) or per geotechnical report h. Live load: AASHTO HS-20 (minimum) or railroad, if applicable. Include impact factors when depth of cover is less than 5 feet for vehicle loads or less than 10 feet for railroad.
i. Other loads: based on local conditions such as hydrostatic pressure or surcharge loads ADD the following: 500-2.2 Performance Work Statement.
1. The Contractor shall submit a PWS which clearly defines the liner product installation in conformance with these requirements. Unless otherwise specified, the PWS shall at a minimum contain the following:
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a) A description of the proposed pipe rehabilitation technology including a detailed plan for identifying all active service connections and maintaining service to each connection during mainline pipe rehabilitation, unless otherwise approved by the Engineer. b) Verification from the manufacturer of the rehabilitation process or system that the installer is authorized or certified to install the proposed product. The Contractor shall provide verification of training for all personnel directly involved with installation. c) A statement of the Contractors experience in pipe rehabilitation involving pipe of similar size, length and configuration as proposed for the Work and conducted within the past 5 years and substantiated with verifiable project references. d) A listing of the superintendent, foreman and lead crew personnel experienced with the pipe rehabilitation technology proposed for the Work with demonstrated competency and experience in CCTV inspection, all phases of liner installation and service reconnections. Personnel replaced during the performance of the Work shall have similar, verifiable experience as the personnel originally submitted for the Project. e) A detailed installation plan describing all preparation work, traffic control, cleaning operations, pre-installation CCTV inspections, bypass pumping, tube wet -out procedure, liner installation procedures, method of curing, temperature monitoring methods a nd procedures, service reconnection, grouting, final CCTV inspection, warranties and all incidental work or services necessary for a complete installation. Identify and describe the tools and equipment which will be redundant on the Job Site in the event o f equipment malfunction. Describe the mitigation procedures to be implemented in the event of key equipment failure or significant groundwater infiltration during the installation process or for removal of blockages that may be encountered during the pipe cleaning process.
f) A detailed installation schedule conforming to the requirements of the Contract.
ADD the following: 500-2.3 Quality Control Plan.
1. The QCP shall include:
a) A detailed discussion of the proposed quality controls to be performed by the Contractor.
b) Defined responsibilities of the Contractor’s personnel. c) Proposed methods for product performance controls, including the methods and frequency of product sampling, testing in both raw material form and cured product form, and repair of test locations in the pipe liner.
d) Specific repair or replacement procedures approved by the system manufacturer for potential defects that may occur in the installed liner. The plan shall define defects that will not affect the operation and long-term life of the product, repairable defects and the repair procedures, and unrepairable defects and procedures for removal and replacement of the liner.
e) Inspection forms and guidelines for quality control inspections in accordance with the standards specified and submitted with the QCP. Furnish a check list of key elements of the installation criteria to ensure that quality control and testing are performe d in accordance with the Contract Documents.
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f) Proposed frequency of meetings to discuss performance and product test results with the Agency.
2. For Projects involving more than 2,000 linear feet of CIPP, the Contractor shall schedule and provide, at no cost to the Agency, 2 Working Days of training by the CIPP system manufacture for the Agency’s inspector prior to liner installation. Training shall include field instruction and all key aspects of visual inspection and sampling procedures.
ADD the following: 500-2.4 As-Built Records.
1. Submit 1 set of Plans annotated with the as -built information and identification of Work performed and other records acceptable to the Engineer prior to final acceptance of the Work by the Agency.
2. As-built drawings and records shall include all necessary information as outlined in the PWS or as agreed to by the Agency. Records shall include pre and post inspection video; locations of obstructions, groundwater or other conditions encountered; locations of test coupons and service connections; liner type and thickness; and temperature and/or light train sensor data from data loggers. The records shall be updated by the Contractor as the Work progresses, shall be clearly legible and shall indicate the locations of the Work performed each day. 500-3 CLEANING AND PRELIMINARY INSPECTION.
500-3.1 General.
ADD the following:
1. The Contractor shall either plug or install a flow bypass pumping system to properly clean the host pipe and shall utilize cleaning equipment and procedures that will not damage the pipe.
The Contractor shall repair any damage to the pipe resulting from the cleaning operations as approved by the Engineer and at no additional cost to the Agency.
2. Upon the completion of pipe cleaning, the Contractor shall verify the inside pipe diameter, length and site conditions of each pipe segment and include the data collected in the pipe rehabilitation design.
500-3.4 Closed Circuit Television (CCTV) Inspection.
DELETE the first paragraph and REPLACE with the following:
1. Prior to rehabilitation, a post-cleaning CCTV inspection shall be performed by PACP certified personnel trained in locating breaks, obstacles and service connections using CCTV. The Contractor shall submit the post-cleaning video for review prior to installation of the CIPP and for later reference by the Agency. Video inspections shall be recorded on a digital storage device. All original digital recordings, log sheets, and reports shall be submitted to the Engineer and will become the property of the Agency.
500-4 PIPELINE POINT REPAIR AND/OR REPLACEMENT.
500-4.6 Measurement.
DELETE in its entirety and REPLACE with the following:
1. Pipeline point repair/replacement will be measured along the longitudinal axis between the ends of the pipeline point repair and/or replacement completed and shall not include the inside dimensions of structures
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500-4.7 Payment.
DELETE the first sentence and REPLACE with the following:
1. The Contract Bid price shall include all costs for pipeline point repair and/or replacement including furnishing and installing all fittings, connections, seals, and special Work shown on the Plans or required in the Specifications.
500-5 LINING.
500-5.2 Service Connection Locations.
DELETE the third sentence and REPLACE with the following:
1. The Contractor shall provide interim sewer service unless otherwise shown on the Plans or specified in the Special Provisions.
500-5.3 Sewage Bypass and Pumping.
DELETE in its entirety and REPLACE with the following:
1. The lining systems specified in 500 -5.8, 500-5.11, and 500-5.12 may be installed while flow exists in the host pipeline, without diverting the flow or bypass pumping. The Contractor shall consider the effects of varying flow levels on the buoyancy calculations to be submitted.
2. The Contractor shall bypass the sewer flow around the Work and dewater the Work area in accordance with 3 -12.5, 3-12.6.4, and 306- 5. The Contractor shall submit a sewage bypass and pumping plan in accordance with 3-8.
3. Service connections may be plugged only when approved by the Engineer, when the procedures are described in the Contractor’s Performance Work Statement, and after the affected residence or business is notified. The Contractor shall notify the Agency at lea st 14 Calendar Days in advance of sewer bypass operations or flow interruptions and provide written notice to each residence or business 48 hours prior to interruption of the customer’s sewer service. The notice shall include the date and duration of the interruption and a 24 - hour contact telephone number to report any problems which could arise. Service connections must be re-established within the same Working Day unless otherwise approved by the Engineer. The Contractor shall notify the Engineer and the residence or busines s of any sewer service which cannot be reconnected within the time stated in the written notice.
4. Installation of the liner shall not begin until the Contractor has installed the required plugs and/or a sewage bypass system and all pumping facilities have been installed and tested.
Flow bypassing shall be maintained until the rehabilitated pipe is returned to service in accordance with the approved procedures.
500-5.5.1 General.
ADD the following:
1. The Contractor is responsible for field verification of the Site conditions, host pipe inside diameter, and complete installation of the CIPP using the system selected by the Contractor and meeting the requirements specified in this part.
2. The finished CIPP shall be continuous and jointless from manhole to manhole or access point to access point and shall be free of all defects that will affect the long-term life and operation of the pipe. The layers of completed CIPP shall be uniformly bonded with no separation between any 2 layers under the action of a probe or knife blade.
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3. The CIPP shall fit tightly within the existing pipe with no leaks at the manholes or service connections or through the wall of the installed pipe. If leakage occurs at any location, the Contractor shall seal the areas to stop all leakage using a material compatible with the CIPP as directed by the Engineer. If leakage occurs through the wall of the pipe, the CIPP liner shall be repaired or removed as recommended by the manufacturer. Final approval will be based on a leak -tight pipe that meets or exceeds all specified physical properties and tolerances specified.
4. Testing and warranty inspections shall be coordinated with the Agency and executed by the Contractor. Any defects discovered during the warranty period shall be repaired or replaced by the Contractor.
500-5.5.2 Material Composition and Testing.
ADD the following:
1. All materials testing shall be performed at the Contractor’s expense by an independent third- party laboratory recommended by the CIPP manufacturer and approved by the Agency.
2. The installed CIPP thickness shall be measured in accordance with Section 8.1.6 of ASTM F1743 for each section of liner. The average thickness shall meet or exceed the thickness calculated in the approved design. The minimum thickness at any point shall not be less than
87.5 percent of the design thickness. CIPP that does not meet the physical or chemical resistance properties required shall be repaired or removed unless additional testing performed by the Contractor demonstrates compliance.
3. All curing, cutting and identification of samples will be witnessed by the Agency and transmitted by the Contractor to the testing laboratory. The Contractor shall maintain the chain of custody, deliver the samples to an approved laboratory and pay for all material and product testing.
4. On pipes larger than 18 inches in diameter, the Agency may, at its discretion, require plate samples cured with the CIPP or designate a location in the newly installed CIPP where the Contractor shall take a sample. Plate samples will be supplemented by 2 -inch diameter core samples removed from the soffit of the CIPP by the Contractor. The openings produced from the core samples shall be repaired in accordance with the manufacturer’s recommended procedures. Laboratory test results shall identify the test sam ple location as referenced to the nearest manhole and station. If test results do not demonstrate compliance with the minimum physical and thickness requirements, the CIPP shall be repaired or replaced by the Contractor.
500-5.5.3 Resin and Tube Acceptance.
ADD the following:
1. A roller and vacuum system shall be used to uniformly distribute the resin and completely saturate the tube prior to deployment for installation. The wet -out fabric tube shall have a uniform thickness and excess resin distribution that, when compressed at installation pressures, will meet or exceed the design thickness after cure with allowances for polymerization shrinkage and anticipated loss of resin through cracks and irregularities in the host pipe wall.
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2. The wall color of the interior pipe surface of CIPP after installation shall be a light reflective color. The hue of the color shall be dark enough to distinguish a contrast between the fully resin saturated felt fabric and dry or resin-lean upon CCTV inspection. The wet-out fabric tube shall be rejected if dry or unsaturated areas are visible upon inspection or evident by color contrast between the tube fabric and the activated resin. 500-5.5.5 Installation.
ADD the following:
1. Prior to installation of the liner and as recommended by the manufacturer, remote temperature gauges or sensors shall be placed inside the host pipe to monitor the temperatures during the cure cycle. Liner and/or host pipe interface temperature shall be monitored and logged during curing of the liner.
2. The wet-out tube shall be positioned in the pipeline using the method specified or approved by the manufacturer. Care should be exercised not to damage the tube during installation.
The liner should be pulled- in or inverted through an existing manhole or approved access point and fully extend to the next manhole or termination point. 500-5.5.5 Curing.
ADD the following:
1. Curing shall be accomplished by utilizing the appropriate medium in accordance with the manufacturer’s recommended cure procedure as described in the Contractor’s approved Performance Work Statement. The curing source or in and output temperatures shall be monitored and logged during the cure cycles, as applicable. The manufacturer’s recommended cure method and schedule shall be followed for each line segment, accounting for liner wall thickness, ground temperature, moisture level, soil thermal conductivity per ASTM guidelines, as applicable.
2. Continuous temperature monitoring of heat cured liners shall be performed with a system computer that generates an output report that records stationing along the pipe, maximum temperature achieved, the sustained temperature, and the minimum cool down temperature. The temperatures during curing and cool down procedures shall comply with the manufacturer’s recommendations.
3. For ultraviolet light cured liners, all light train sensor readings shall be monitored and recorded by a tamper proof computer with output report documenting the cure along the entire length of the installed liner. The cure procedure shall be in accordance with the manufacturer’s recommendations.
500-6 END SEALS.
DELETE in its entirety and REPLACE with the following:
1. The beginning and end of the new pipe liner shall be sealed to the host pipe with an epoxy or other approved material. The epoxy or other material shall conform to 211 -2. The approved epoxy or other material shall be compatible with the lining material and host pipe and shall provide a watertight seal.
2. The finished liner shall protrude a minimum of 1 inch (25 mm) and a maximum of 2 inches (50 mm) into a manhole unless otherwise shown on the Plans or specified in the Special
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Provisions. Liner material shall be cut smooth and parallel with a manhole wall. The interface between the host pipe and the pipe liner shall be sealed 360 degrees.
3. When the pipe liner extends through a manhoIe, it shall be sealed as shown on the Plans and as specified in the Special Provisions. Any exposed liner edges along the manhole shelf shall be sealed.
500-8 SERVICE CONNECTION RE-ESTABLISHMENT.
DELETE in its entirety and REPLACE with the following:
1. Service connections shall be re -e stablished on the same day after completion of each liner pipe installation in the main line using a remote -controlled device. If any service connection cannot be re-established with a final cut, as specified in this part, on the same day, it shall be opened on the same day with a temporary, smooth cut with a diameter of 1 inch smaller than the diameter of the lateral. Service connections shall be re-established with a final cut within 3 Calendar Days of interruption of service. The bottom of the reinstated service opening shall match the invert of the service connection, the diameter shall be no less than 95 percent of the original diameter, and the new edge shall be smooth with no loose or abraded material and free of cracks or leaks.
2. The Contractor shall have a fully operational, backup, remote-controlled device on site. If for any reason the Contractor is unable to remotely re -e stablish the service connections, the Contractor shall re -establish each by open cut within 24 hours and mai ntain sewer service during this period at no additional cost to the Agency.
3. Services requiring bypasses to be provided by the Contractor will be identified in the Special Provisions.
500-11 MEASUREMENT.
DELETE in its entirety and REPLACE with the following:
1. Lining will be measured by the linear foot (m) of liner installed, from center to center of manholes for each pipe segment.
500-12 PAYMENT.
DELETE in its entirety and REPLACE with the following:
1. Payment for lining will be included in the lump sum Contract Bid Price for the Project , in accordance with the Contract Documents. Correction of failed liner or liner that does not meet the tests or performance criteria specified shall be performed by the Contractor at no additional cost to the Agency.
2. The Contract Bid Price shall include;
a) sewage bypass and pumping,
b) service connection location and re-establishment,
c) verification of abandoned service connections,
d) construction and restoration of access pits, if proposed, e) annular space grouting, if required,
f) sampling and testing, and
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g) all other Work not covered by other Bid items including all Work or services not specifically mentioned but which are required to install the final product, complete, in accordance with the Contract Documents.
SECTION 502 – MANHOLE AND STRUCTURE REHABILITATION
502-2 SUBMITTALS.
DELETE items c) & d) and REPLACE with the following:
c) Certificate of Compliance for each type of liner and its component materials with the referenced standards.
d) For structural lining systems, submit calculations for structural loading and wall thickness design signed and sealed by a Professional Engineer.
502-4 REPAIR, RESURFACING, AND ACTIVE INFILTRATION ELIMINATION. 502-4.2 Repair.
DELETE in its entirety and REPLACE with the following:
1. Prior to installation, patching or localized repairs shall be performed using rapid setting polymer repair mortars or other approved materials compatible with the lining system and intended for use in corrosive environments in municipal wastewater systems. Repair mortars shall be used to fill surface irregularities and voids and for repair of deteriorated or cracked surfaces in the host structure to a uniform surface. The edges of concrete surfaces shall be keyed or chamfered to avoid thin, tapered edges in the repair mortar. Manufacturer's specifications shall be followed when performing repairs, material handling, mixing, installation and curing.
2. Materials shall consist of rapid setting mixtures of polymer resins or cementitious materials, monocrystalline quartz aggregates, and activators or accelerating agents. Material shall not contain chlorides or metallic particles. Repair mortars shall have a minimum bond strength of 1,600 psi when tested to substrate failure per ASTM C882.
3. Non-resinous, cementitious repair mortar used in manhole base rehabilitation shall be top - coated with a polyurethane and epoxy lining per 502-5.3 or epoxy lining per 502-5.4. 502-5 LINING SYSTEMS.
502-5.1.2.2 Integral Locking PVC Liner.
DELETE the second sentence and REPLACE with the following:
1. A Certificate of Compliance conforming to 4-5 shall be submitted to the Engineer. 502-5.3.3 Installation and Curing.
DELETE the first sentence and REPLACE with the following:
1. Lining material shall be applied to all prepared surfaces from 1 inch (25 mm) below the low - flow water level to the base of the frame and cover unless otherwise specified. 502-5.3.5 Testing.
DELETE the first sentence and REPLACE with the following:
1. The set or cured lining materials shall be tested in accordance with 502 -6 unless otherwise specified
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502-5.4.3 Installation and Curing.
DELETE the first sentence and REPLACE with the following:
1. Lining material shall be applied to all prepared surfaces from I inch (25 mm) below the low - flow water level to the base of the frame and cover unless otherwise specified. 502-5.5.2.4 Locking Extensions.
DELETE the second sentence and REPLACE with the following:
1. The locking extensions shall have a shape, height, web thickness, and spacing that will allow the liner to be held permanently in place and meet the requirements of 502-5.5.5.
ADD 502-5.6 Polymer Concrete Structural Lining System.
502-5.6.1 General.
1. This subsection specifies precast polymer concrete structural inserts installed inside of an existing manhole and filling the annular space with CLSM or Portland cement concrete resulting in a structural liner within the host structure, and installation of an external manhole chimney seal.
ADD the following: 502-5.6.2 Materials.
ADD the following: 502- 5.6.2.1 Polymer Concrete Structural Insert.
1. The design shall meet or exceed the load and strength requirements of ASTM C478 and ASTM C857. Inserts shall be reinforced in accordance with ACI 440.1R-15.
2. Polymer concrete manhole inserts shall be furnished with alignment guides for centering.
Inserts and cone sections shall be provided in various lengths to provide the required height with the fewest number of joints.
3. The polymer concrete structural insert will have a minimum wall thickness of 2 inches (50 mm) for insert diameters up to 60 inches (1524 mm). Wall thicknesses for larger outside diameters shall be verified by calculations in the product submittal. Outside diameter clearance to the wall of the host structure shall be a minimum of 1-1/2 inches (38 mm).
4. Manufacturer shall be ISO 9001:2008 certified and facility quality control shall adhere to ISO 9001:2015. Fabrication of polymer concrete components will take place in an all- polymer concrete production facility.
ADD the following: 502- 5.6.2.2 Portland Cement Concrete.
1. Portland cement concrete shall be Class 560-CSP-3250 (330-CSP-23) conforming to 201-1.1.2 unless otherwise specified.
ADD the following: 502-5.6.2.3 Cement Mortar.
1. Cement mortar shall conform with Class C mortar per 201-5.
ADD the following: 502-5.6.2.4 Controlled Low Strength Material.
1. CLSM shall conform with 201-6 and contain not less than 90 pounds of cement per cubic yard.
ADD the following: 502-5.6.2.5 Joint Sealant.
1. Sealant for polymer concrete insert joints used in conjunction with CLSM annular backfill shall consist of a butyl -rubber-based preformed flexible sealant conforming to ASTM C990,
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paragraph 6.2. The sealant shall have 50% minimum butyl rubber and 2% or less volatile matter. The dimensions of the sealant shall be sized such that the joint is filled to at least 50% of its annular volume when fully assembled.
ADD the following: 502-5.6.2.6 External Chimney Seal.
1. The external chimney seal shall be specifically designed to seal the frame and grade ring joints in municipal wastewater manholes. The seal shall consist of a continuous seamless band of EPDM rubber 65 mils or thicker with a preformed, reinforced, L -shaped corner molded into the top edge to conform with the shape of the manhole structure. The top and lower edges shall have a 2 to 3-inch (51 mm to 76 mm) wide strip of non-hardening, butyl rubber sealant with a minimum thickness of 1/8 -inch (3 mm) to seal the joints at the cone and the frame.
Other types of chimney seals shall be approved by the Engineer.
ADD the following: 502-5.6.3 Installation.
1. Remove existing manhole frame and cover and cone. Remove steps flush with the surface of the manhole. Clean all remaining surfaces and repair the manhole base to its original form in accordance with 502-3 and 502-4.
2. If necessary, neatly saw cut the polymer concrete insert to accommodate existing sewer pipe penetrations into the manhole. Circular cuts shall be used for pipe penetrations to minimize the amount of polymer concrete removed. Remove any surface irregulariti es along the perimeter edge of the shelf that will support the insert and apply cement mortar to receive the insert. Lower the first insert onto the mortar and shim the insert plumb and centered within the existing manhole. Trowel the mortar flush with the insert wall to fill any voids along the bottom edge of the insert.
3. After the bottom joint has hardened, apply epoxy mortar on the shelf in the annular space above the channel. Build up the surface of the shelf to at least 4 inches (100 mm) above the bottom of the lowest insert. Slope the manhole shelf uniformly toward the channel with 1 inch rise per foot of run. When completed, the shelf shall be free of cracks, sharp edges and unbonded epoxy mortar.
4. Install the remaining inserts and cone using wall alignment guides and joint sealant. Lift the inserts into place using spreader bars approved or furnished by the manufacturer.
5. Extend existing pipe penetrations with new pipe to the interior surface of the insert and patch all pipe entry areas with epoxy mortar. Install grade rings and frame and cover to finish surface. In unpaved areas where the grade rings will extend above the ground surface, bond the grade rings and frame with an epoxy adhesive approved by the manufacturer. Install the external chimney seal to seal the joint between the cone and lowest grade ring, and between the grade rings and the frame casting.
6. Backfill the annular space between the host structure and the insert with CLSM. Place and compact backfill to pavement subgrade, or to final ground surface in unpaved areas, per 306- 12 and restore the pavement section in accordance with 306-13.
ADD the following: 502-5.6.4 Acceptance and Warranty.
a. Interior surfaces of manhole insert shall be free of voids, cracks, joint offset, or other irregularities. Acceptance shall be based on certification from the manufacturer that polymer
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concrete structural insert system components meet the requirements of the referenced standards and on the quality of the finished product upon inspection by the Agency.
Manufacturer shall provide a 50-year corrosion warranty on the structural inserts.
END OF SECTION
01 11 00 SUMMARY OF WORK Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
SECTION 2
01 11 00 SUMMARY OF WORK
PART 1 GENERAL
1.01 WORK COVERED BY CONTRACT DOCUMENTS
a. The Contractor shall perform Work and furnish materials, labor, tools, equipment and services that may be reasonably inferred as being required to produce the intended result, whether specifically called for in the Contract Documents, at no additional cost to the Agency.
b. Visible, existing improvements for which no specific disposition is made on the Plans, but which interfere with the Work, shall be removed, and disposed of by the Contractor with the prior approval of the Engineer.
c. The completed Work will provide the Agency with a newly renovation public pool facility, as more fully described in the Drawings and the technical specifications. Provide all labor, material and equipment for the following: List the main elements in the Project, e.g.
1. Selective demolition of existing administration building, pool, hardscape, solar water heating system and all subgrade utility infrastructure;
2. removal or salvage of mechanical, piping and electrical systems;
3. site expansion to accommodate design shown for larger facility (including site grading, clearing of existing vegetation, hardscape);
4. shoring, excavation, dewatering (if necessary), trenching;
5. new subgrade utility infrastructure;
6. construction of new structures, including new pool, mechanical room with new mechanical, piping and electrical systems; equipment and supporting infrastructure, masonry walls, concrete slabs and support pads;
7. new steel gates;
8. new asphalt concrete paving; and,
9. other improvements as indicated.
d. Location of the Project is: 3401 Monroe Street, Carlsbad, CA 92008. e. Work also includes: e.g., maintaining the conveyance of drainage and sewage at all times, including furnishing standby power equipment, and/or standby pumping equipment as needed to ensure continuous pumping throughout the construction period; maintaining the safe passage of pedestrians past the Work area throughout the construction period; traffic control; and obtaining all permits needed to perform the indicated Work. f. Alternates:
1. If applicable, those alternates that were selected by the Agency, as evidenced in the Bid Schedule, are made a part of this Contract.
1.02 WORK NOT COVERED BY CONTRACT DOCUMENTS – Not Used
a. XX
b. XX
1.03 PROVISIONS FOR FUTURE WORK – Not Used
a. XX
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b. XX
1.04 OWNER FURNISHED PRODUCTS – Not Used
a. XX
b. XX
1.05 WORK BY OTHERS – Not Used
a. XX
b. XX
1.06 WORK BY OWNER – Not Used
a. XX
b. XX
PART 2 PRODUCTS (NOT USED)
PART 3 EXECUTION (NOT USED)
END OF SECTION
01 11 20 MEASUREMENT AND PAYMENT Date Printed: September 3, 2024 Document Version: 1.0 Current Update: May 2023
01 11 20 MEASUREMENT AND PAYMENT
PART 1 GENERAL
1.01 SCOPE
a. The Contract Price shall cover all Work required by the Contract Documents. All costs in connection with the proper and successful completion of the Work, including furnishing all materials, equipment, supplies, and appurtenances; providing all construction plant, equipment, and tools; and performing all necessary labor and supervision to fully complete the Work, shall be included in the lump sum Bid price. All Work not specifically set forth as a pay item in the Bid Form shall be considered a subsidiary obligation of Contractor and all costs in connection the Work shall be included in the Bid price. b. All estimated quantities stipulated in the Bid Form or other Contract Documents are approximate and are to be used only (a) as a basis for estimating the probable cost of the Work and (b) for the purpose of comparing the Bids submitted for the Work. The ac tual amounts of Work done and materials furnished may differ from the estimated quantities. The basis of payment for Work and materials will be the actual amount of Work done and materials furnished. Contractor agrees that it will make no claim for damages, anticipated profits, or otherwise on account of any difference between the amounts of Work actually performed and materials actually furnished and the estimated amounts therefor. c. Payment for each Bid Item shall be made in accordance with Sections 7 -2 and 7 -3 of the Agency Supplemental General Provisions and the Bid. All Work shown or described in the Contract Documents and necessary for the functioning of installed equipment or constructed facilities and the repair or replacement of damaged existing improvements in accordan ce with the Contract Documents shall be considered as included in the Bid Items.
1.02 BID ITEMS – Not Used
a. Bid Item description and measurement.
1.03 SUBMITTALS
a. Informational Submittals:
1. Schedule of Values: Submit on Contractor’s form.
2. Schedule of Estimated Progress Payments:
i. Submit with initially acceptable Schedule of Values. ii. Submit adjustments thereto with Application for Payment.
3. Application for Payment.
4. Final Application for Payment.
1.04 CASH ALLOWANCES – Not Used
a. Consult with Construction Manager in selection of products or services. Obtain proposals from Suppliers and installers and offer recommendations. b. Cash allowances will be administered in accordance with General Conditions.
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c. Submit, with application for payment, invoice showing date of purchase, from whom the purchase was made, the date of delivery of the product or service, and the price, including delivery to the Site and applicable taxes.
d. Cash allowances are further described as:
1. XX
2. XX
1.05 SCHEDULE OF VALUES (SOV)
a. The Contractor shall prepare a SOV for the Work under the Contract. b. Upon request of the Construction Manager, the Contractor shall provide documentation to support the accuracy of the SOV.
c. The Contractor shall prepare and submit to the Engineer for review a SOV within the time specified in the Contract Documents.
d. When requested by the Engineer, the SOV shall divide each lump sum Bid item into its respective activities as listed in the Construction Schedule, and the sum of the costs apportioned to the activities comprising the Bid item shall equal the Bid item price . The Contractor shall add additional detail to the SOV when, in the opinion of the Engineer, such detail is necessary to represent the basis for payment. The Contractor shall submit to the Engineer a corrected Schedule of Values within 10 Calendar Days of the Engineer’s request.
e. The Contractor shall make adjustments to the approved SOV to account for Change Orders or Extra Work. The SOV entries for adjustments so made shall be approved by the Engineer.
f. The Contractor shall submit a revised SOV with each payment request. g. Payment for the preparation of, or revisions to, the SOV shall be included in the Contract Price and no additional payment will be made therefor.
h. Unit Price Work: Not Used
1. Must reflect unit price quantity and price breakdown from conformed Bid Form. i. Lump Sum Work: Not Used
1. Must reflect specified cash and contingency allowances and alternates, as applicable.
2. List bonds and insurance premiums, mobilization, demobilization, preliminary and detailed progress schedule preparation, equipment testing, facility startup, and Contract closeout separately.
i. Mobilization includes, at minimum, items identified in Section 01 50 00, Temporary Facilities and Controls.
ii. Include item(s) for monthly progress schedule update and maintenance of Construction Manager’s trailer.
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3. Break down by Division 02 through 49 with appropriate subdivision of each specification for each Project facility.
j. An unbalanced or front-end loaded schedule will not be acceptable. k. Summation of the complete SOV representing all the Work shall equal the Contract Bid Price.
l. The Contractor shall submit SOV electronically in a spreadsheet format compatible with latest version of MS Excel.
1.06 SCHEDULE OF ESTIMATED PROGRESS PAYMENTS
a. Show estimated payment requests throughout Contract Times aggregating initial Contract Price.
b. Base estimated progress payments on initially acceptable progress schedule. Adjust to reflect subsequent adjustments in progress schedule and Contract Price as reflected by modifications to the Contract Documents.
1.07 APPLICATION FOR PAYMENT
a. Transmittal Summary Form: Attach 1 Summary Form with each detailed Application for Payment for each schedule and include Request for Payment of Materials and Equipment on Hand as applicable. Execute certification by authorized officer of Contractor. b. Use detailed Application for Payment Form provided by Construction Manager. c. Provide separate form for each schedule as applicable. d. Include accepted Schedule of Values for each schedule or portion of lump sum Work and the unit price breakdown for the Work to be paid on a unit priced basis. e. Include separate line item for each Change Order and Work Change Directive executed prior to date of submission. Provide further breakdown of such as requested by Construction Manager.
f. Preparation:
1. Round values to nearest dollar.
2. Submit Application for Payment, including a Transmittal Summary Form and detailed Application for Payment Form(s) for each schedule as applicable, a listing of materials on hand for each schedule as applicable, and such supporting data as may be requested by Construction Manager.
1.08 PAYMENT
a. Transmittal Summary Form: Attach 1 Summary Form with each detailed Application for Payment for each schedule and include Request for Payment of Materials and Equipment on Hand as applicable. Execute certification by authorized officer of Contractor. b. Each month, the Engineer will make an approximate measurement of the Work performed to the closure date as basis for making monthly progress payments. The
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estimated value will be based on percentage of Contract work complete and completed Change Order Work. Progress payments shall be made no later than 30 C alendar Days after the closure date. Five Working Days following the closure date, the Engineer shall complete the detailed progress pay estimate and submit it to the Contractor for the Contractor’s information. Should the Contractor assert that additional payment is due, the Contractor shall within 10 Calendar Days of receipt of the progress estimate, submit a supplemental payment request to the Engineer with adequate justification supporting the amount of supplemental payment request. Upon receipt of the supplemental payment request, the Engineer shall, as soon as practicable after receipt, determine whether the supplemental payment request is a proper payment request. If the Engineer determines that the supplemental payment request is not proper, then the request shall be returned to the Contractor as soon as practicable, but not later than 7 Calendar Days after receipt. The returned request shall be accompanied by a document setting forth in writing the reasons why the supplemental payment request was not proper. Consistent with Public Contract Code Section 20104.50, the Agency shall make payments within 30 Calendar D ays after receipt of an undisputed and properly submitted supplemental payment request from the Contractor. If payment of the undisputed supplemental payment request is not made within 30 Calendar Days after receipt by the Engineer, then the Agency shall pay interest to the Contractor equivalent to the legal rate set forth in subdivision (a) of Code of Civil Procedure Code Section 685.010. c. After final inspection, the Engineer will make a Final Payment Estimate and process a corresponding payment. This estimate will be in writing and shall be for the total amount owed the Contractor as determined by the Engineer and shall be itemized by the Contract Bid item and Change Order item with quantities and payment amounts and shall show all deductions made or to be made for prior payments and amounts to be deducted under provisions of the Contract. All prior estimates and progress payments shall be s ubject to correction in the Final Payment Estimate.
d. The Contractor shall have 30 C alendar Days from receipt of the Final Payment Estimate to make a written statement disputing any Bid item or Change Order item quantity or payment amount. The Contractor shall provide all documentation at the time of submitting the statement supporting its position. Should the Contractor fail to submit the statement and supporting documentation within the time specified, the Contractor acknowledges that full and final payment has been made for all Contract Bid items and Change Order items.
e. If the Contractor submits a written statement with documentation in the aforementioned time, the Engineer will review the disputed item within 30 C alendar Days and make any appropriate adjustments on the Final Payment. Remaining disputed quantities or amounts not approved by the Engineer will be subject to resolution as specified in Section 2-10, Disputed Work.
f. The written statement filed by the Contractor shall be in sufficient detail to enable the Engineer to ascertain the basis and amount of the disputed items. The Engineer will consider the merits of the Contractor’s claims. It will be the responsibility of the
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Contractor to furnish within a reasonable time such further information and details as may be required by the Engineer to determine the facts or contentions involved in its claims. Failure to submit such information and details will be sufficient cause for denying payment for the disputed items.
1.09 MOBILIZATION
a. When a Bid item has been provided for “Mobilization,” payment shall be distributed equally over the first 2 progress payments up to the amount of the Bid item price but shall not exceed 3% of the Contract Price. If the Bid item for “Mobilization” exceeds 3% of the Contract Price, the portion above 3% of the Contract Price shall be paid as a part of the Final Payment.
1.09 EXCAVATION AND TRENCHING – Not Used
a. (Optional Paragraph) Except where otherwise specified, the unit or lump sum price Bid for each item of Work which involves excavation or trenching shall include all costs for such Work. No separate payment shall be made for excavation or trenching. All trenching shall be unclassified as to materials which may be encountered, and trenches shall be unclassified as to depth. All excavation Work required for structures shall be unclassified as to materials which may be encountered; such excavation Work shall be considered to be a subsidiary obligation of Contractor and the cost of such excavation shall be included in the prices Bid for the structures.
b. (Optional Paragraph) The unit or lump sum price Bid for each item of Work which involves excavation or trenching shall be based on and shall include earth excavation throughout, from and below the ground surface to the trench bottom or concrete or structur e subgrade as excavated, regardless of the location, extent, or quantity of rock which may be encountered; such price shall further include, as a subsidiary obligation of Contractor, the full cost of all rock excavation Work performed outside the specified or indicated pay limits. Payment for the additional cost of rock excavation Work over and above that of earth excavation within the specified or indicated pay limits will be made as specified below.
c. (Optional Paragraph)Trenching
1. For Gravity Sewers. Trenching for gravity sewers shall be measured on a classified depth basis for each size of pipe regardless of the width of trench. The unit price Bid for each such classified depth of trench and size of pipe shall include all Work required by the Contract Documents in connection with trenching and backfilling operations and not otherwise stipulated to be paid for separately.
2. Trenches shall be measured for payment horizontally between centers of all new manholes and to the outer wall face of structures and existing manholes at the points of connection thereto.
3. The horizontal location of each point where the trench depth passes from 1 depth classification into another (breakpoint) shall be determined as the point where the invert of the installed pipe passes from 1 classified depth limit to another,
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measured from the average original ground surface above the longitudinal center line of the pipeline.
4. Trench depth, as measured for payment, shall be the vertical distance between the elevation of the original ground surface (above the longitudinal center line of the pipeline) and the invert grade of the pipeline, at the point of trench depth determination.
5. (Optional Paragraph) Where tunneling is optional with Contractor or is required beneath trees, payment for tunneling and the backfilling of it will be considered for purpose of payment as open cut trench and measured for payment on a classified depth basis as specified in the Contract.
6. (Optional Paragraph) For Force Mains Distribution Mains and Transmission Lines.
No separate payment shall be made for depths of trenching work required for force mains distribution mains and transmission lines. All such Work shall be considered a subsidiary obligation of Contractor and all costs in connection with the Work shall be included in the unit price Bid per linear foot (meter) of pipe in place.
7. (Optional Paragraph) Payment for rock excavation within the specified or indicated pay limits will be made as specified below.
d. (Optional Paragraph) Structure Excavation. All excavation Work required for structures, not otherwise paid for as trenching, shall be considered to be a subsidiary obligation of Contractor and the cost of such excavation shall be included in the prices Bid for the structures.
e. (Optional Paragraph) Drainage Ditch Excavation. Direct payment shall be made for all excavation for drainage ditches from sewer outlets, blowoff valves and drains, and similar excavation outside the excavation limits for trenches and structures, at the Contract Unit Price per cubic yard (cubic meter) of excavation. Measurement shall be from the original ground surface elevations determined before starting excavation to specified or otherwise authorized bottom elevations, grades, widths, and side slopes, as determined by Engineer.
f. (Optional Paragraph) Rock Excavation. The price Bid for each item of Work involving excavation shall be based on and shall include earth excavation throughout. The unit price Bid for each item of rock excavation shall include the additional cost only of the removal and subsequent handling of such rock, over and above that of earth excavation. Rock excavation shall be measured within and to pay limits as follows, and payment shall be made at the applicable unit price:
1. Below the top rock surface, as determined by surveys or other measurements made after stripping and before blasting, or, when preshooting is permitted, as determined and agreed to by Contractor and Engineer after preshooting and stripping.
2. Above the bottom surface of the rock, where such surface is above the specified bottom pay limits.
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