Park Rangers Office Tenant Improvements (Re-Bid)- Spec Book_Exhibit A_W Addendum.pdf — Bakersfield City Council, February 26, 2025 (part 2 of 2)

B. Edging: Fit shelves, doors, and exposed edges with specified edging. Do not use more than one piece for any single length.

C. Fitting: When necessary to cut and fit on site, provide materials with ample allowance for cutting. Provide matching trim for scribing and site cutting.

D. Plastic Laminate: Apply plastic laminate finish in full uninterrupted sheets consistent with manufactured sizes. Fit corners and joints hairline; secure with concealed fasteners. Slightly bevel arises. Locate counter butt joints minimum 2 feet from sink cut-outs.

1. Apply laminate backing sheet to reverse side of plastic laminate finished surfaces.

2. Cap exposed plastic laminate finish edges with material of same finish and pattern.

E. Mechanically fasten back splash to countertops as recommended by laminate manufacturer at 16 inches on center.

F. Provide cutouts for plumbing fixtures. Verify locations of cutouts from on-site dimensions. Prime paint cut edges.

G. Shop glaze glass materials using the Interior Dry method as specified in Section 08 80 00.

2.11 SHOP FINISHING
A. Sand work smooth and set exposed nails and screws.

PART 3 EXECUTION

3.01 EXAMINATION
A. Verify adequacy of backing and support framing.

B. Verify location and sizes of utility rough-in associated with work of this section.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
12 32 16 - 7 LAMINATED PLASTIC

CASEWORK

3.02 INSTALLATION
A. Install work in accordance with AWMAC/WI (NAAWS) requirements for grade indicated.

B. Set and secure custom cabinets in place, assuring that they are rigid, plumb, and level.

C. Use fixture attachments in concealed locations for wall mounted components.

D. Use concealed joint fasteners to align and secure adjoining cabinet units.

E. Carefully scribe casework abutting other components, with maximum gaps of 1/32 inch. Do not use additional overlay trim for this purpose.

F. Secure cabinets to floor using appropriate angles and anchorages.

G. Countersink anchorage devices at exposed locations.

3.03 ADJUSTING
A. Adjust installed work.

B. Adjust moving or operating parts to function smoothly and correctly.

3.04 CLEANING
A. Clean casework, counters, shelves, hardware, fittings, and fixtures.

3.05 SCHEDULES
A. Plastic Laminate Casework:

TYPE 1: Wilsonart #1500-60 “Grey”
Room 107; TRAINING ROOM
END OF SECTION 12 32 16
Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield

SOLID SURFACING FABRICATIONS
SECTION 12 36 61
12 36 61 - 1 SOLID SURFACING

FABRICATIONS
PART 1 - GENERAL

1.01 SECTION REQUIREMENTS
A. Provide solid surface fabrications including but not limited to following:
1 . Lavatory tops with integral bowls and backsplashes
B. Related Sections: Following description of work is included for reference only and shall not be presumed complete:

1. Section 06 20 00 Finish Carpentry

2. Section 07 90 00 Sealants and Caulking

3. Provision of plumbing and plumbing fixtures: See Mechanical & Electrical Drawings

1.02 REFERENCES
A. Definitions:

1. Solid Surface: Nonporous, homogeneous material maintaining the same composition throughout the part with a composition of acrylic polymer, aluminum trihydrate filler and pigment.

1.03 SUBMITTALS
A. Product Data: Indicate Product description including solid surface sheets, sinks, bowls and illustrating full range of standard colors, fabrication information and compliance with specified performance requirements. Submit Product data with resistance to list of chemicals.

B. Samples: Submit samples in accordance with Section 01 30 00. Submit minimum 6" x 6" samples. Cut sample and seam together for representation of inconspicuous seam. Indicate full range of color and pattern variation. Approved samples will be retained as standards for work.

1.04 QUALITY ASSURANCE
A. Qualifications:

1. Installers: Provide work of this Section executed by competent installers with minimum 5 years experience in the application of Products, systems and assemblies specified and with approval and training of the Product manufacturers.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
12 36 61 - 2 SOLID SURFACING

FABRICATIONS

1.05 DELIVERY, STORAGE AND HANDLING
A. Delivery and Acceptance Requirements: Deliver no components to Project site until areas are ready for installation.

B. Storage and Handling Requirements:

1. Store components indoors prior to installation.

2. Handle materials to prevent damage to finished surfaces.

1.06 WARRANTY
A. Manufacturer Warranty: Provide manufacturer’s standard warranty for material only for period of 10 years against defects and/or deficiencies in accordance with General Conditions of the Contract. Promptly correct any defects or deficiencies which become apparent within warranty period, to satisfaction of Architect and at no expense to Owner.

PART 2 - PRODUCTS

2.01 MANUFACTURERS
A. Manufacturer List: Products of following manufacturers are acceptable subject to conformance to requirements of Drawings, Schedules and Specifications:

1. Corian® Solid Surface by DuPont; www.corian.com

2. Wilsonart; www.wilsonart.com/solid-surface

3. Or approved equal.

2.02 MATERIALS
A. Solid Surface Material:

1. Nonporous, homogeneous material maintaining the same composition throughout the part with a composition of acrylic polymer, aluminum trihydrate filler and pigment; not coated, laminated or of composite construction meeting the following criteria:
a. Flammability: Class A when tested to ASTM E84, NFPA 255 & UL 723.

2. Adhesive for Bonding to Other Products: One component silicone to ASTM C920.

3. Sealant: A standard mildew-resistant, FDA/UL recognized silicone color matched sealant or clear silicone sealants.

4. Counter Perimeter Frame: Ensure 3/4" thick, moisture resistant exterior grade plywood with waterproof adhesive.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
12 36 61 - 3 SOLID SURFACING

FABRICATIONS

5. Provide countertops complete with backsplashes of size shown on Drawings. a. Ensure countertop and backsplash is per Specification Finish Schedule.

B. Finish Schedule
TYPE 1: Wilsonart, #9208CS “White Stone”:

Room 107; TRAINING ROOM
END OF SECTION 12 36 61
Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield

PLUMBING
SECTION 22 00 00
22 00 00 - 1 PLUMBING
PART 1 – GENERAL
A. DIVISIONS 00 AND 01 ARE A PART OF THIS SECTION
B. SCOPE.

1. Work Included. Provide all labor, materials and services necessary for complete, lawful and operating systems as shown or noted on the drawings or as specified here. The work includes, but is not necessarily limited to, the following:
a. A complete system of sanitary soil, waste and vent piping including connection existing, waste, and drain connections to all fixtures and equipment. b. A complete system of hot and cold water piping including connection to existing and connections to fixtures and equipment.
c. A complete system of natural gas fuel piping including connections to all gas utilizing equipment.
d. Condensate drains from air conditioning units.
e. Area drains, roof drains, and rainwater leaders.
f. Furnishing, mounting and final connections to fixtures and equipment as shown or scheduled on the plumbing and architectural drawings that is part of any system listed above.
g. Final connections to equipment provided in other sections of these specifications or indicated as furnished by owner and installed by the contractor. h. Demolition of all plumbing fixtures, equipment and piping systems indicated or required to be removed or modified.
i. Acceptance testing as required under California Building Energy Efficiency Standards, Title 24.

C. CODES AND STANDARDS

1. All work and materials shall conform with current rules and regulations of applicable codes. Nothing in these Drawings or Specifications is to be construed to permit work not conforming to these codes. Should the Drawings or Specifications call for material or methods of construction of a higher quality or standard than required by these codes, the Drawings and Specifications shall govern.
a. Applicable codes and standards shall include but are not necessarily limited to:

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 2 PLUMBING
i. California Code Of Regulations:

1. Title 8, Industrial Relations

2. Title 17, Public Health

3. Title 19, Public Safety

4. Title 21, Public Works

5. Title 24, Energy Regulations
ii. California Building Code.
iii. California Mechanical Code
iv. California Plumbing Code
v. American Society for Testing and Materials (ASTM)
vi. American Water Works Association (AWWA)
vii. Cast Iron Soil Pipe Institute (CISPI)
viii. National Electrical Code (NEC)
ix. National Electrical Manufacturers Association (NEMA) x. National Fire Protection Association (NFPA)
xi. National Sanitation Foundation (NSF)
xii. Occupational Safety and Health Act (OSHA)
xiii. Plumbing and Drainage Institute (PDI)
xiv. Americans with Disabilities Act. Accessibility Guidelines for Buildings and Facilities. (ADAAG).

D. PERMITS AND FEES

1. The Contractor shall take out all permits and arrange for all tests in connection with such work as required. All charges are to be included in the work. All charges or fees for service connections, meters, etc., shall be included in the work.

E. COORDINATION OF WORK
Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 3 PLUMBING

1. Before starting any work, thoroughly examine all existing and newly completed underlying and adjoining work and conditions upon which the installation of this work is in any way dependent for the workmanship required by the Contract Documents.

Report to t he Architect and Engineer in writing any and all conditions which might adversely affect this work and limit ability to perform the required workmanship.

2. Layout of materials, equipment and systems is generally diagrammatic unless specifically dimensioned. The actual locations of all materials, piping, ductwork, fixtures, equipment, supports, etc., shall be carefully planned, prior to installation of any work, to avoid all interference’s with each other, or with structural, electrical or architectural elements. Verify the proper voltage and phase of all equipment with the electrical plans. All conflicts shall be called to the attention of the Engineer prior to the installation of any work or the ordering of any equipment.

3. Because of the small scale of the drawings, it is not possible to indicate all offsets, fittings, and accessories that may be required. Carefully investigate the mechanical, electrical, structural, architectural drawings and field conditions that could af fect the work to be performed and arrange such work accordingly. Provide the required piping and ductwork offsets, fittings, and accessories to meet such conditions.

4. Spaces provided in the design of the building shall be utilized and the work shall be kept within walls or furring lines established on the drawings. Any discrepancy between Architectural or Mechanical drawings with respect to wall or furring locations and dimensions shall be brought to the Architect's attention for resolution before proceeding with installation.

5. Any work which is done as an addition, expansion, or remodel of and existing system shall be compatible with that system
F. MANUFACTURER'S RECOMMENDATIONS

1. All material, equipment, and devices, etc., shall be installed in a manner meeting approval of the manufacturer of the particular item. The Contractor shall make himself available of all installation manuals, brochures, and procedures that the manufacture r issues for the equipment and material. Contractor shall be held responsible for all installations contrary to the manufacturer's recommendations. Contractor shall make all necessary changes and revisions to achieve such compliance.

G. GUARANTEE

1. Guarantee shall be in accordance with the General Conditions. These Specifications may extend the period of the guarantee for certain items. Where such extensions are called for, or where items are normally provided with guarantee periods in excess of that called for in the General Conditions, the certificate of guarantee shall be furnished to the Owner.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 4 PLUMBING
H. QUIETNESS

1. Piping of all types, ductwork, and equipment shall be arranged and supported so that the vibration is at a minimum and is not transmitted to the building structure.

I. DAMAGES BY LEAKS

1. The Contractor shall be responsible for damages caused by leaks in the temporary or permanent piping or mechanical systems prior to completion of work and during the period of the guarantee.

J. SUBMITTALS

1. Shop Drawings. Within 30 days of contract award, the Contractor shall submit six copies of shop drawings for all materials, equipment, etc., proposed for use on this project. Material or equipment shall not be ordered or installed until written review is processed by the Engineer. Any item omitted from the submittal shall be provided as specified without substitution. All shop drawings must comply with the following:
a. Shop drawings are required for all material and equipment items and shall include manufacturer's name and catalog numbers, dimensions, capacities, performance curves, and all other characteristics and accessories as listed in the contract documents. Descriptive literature shall be current manufacturer's brochures and submittal sheets.
b. All shop drawings shall be submitted at one time in a three hole binder with title sheet including Project Title, Architect, Engineer, Contractor, table of contents, and indexed tabs dividing each group of materials or item of equipment. All items shall b e identified by the specification paragraph number for which the are proposed. All equipment shall also be identified by the mark number as indicated on drawings. Submittals shall bear the stamp of certification by the Contractor as evidence that the Con tract Documents (Specifications and Drawings) have been thoroughly checked.
c. All capacities, characteristics, and accessories called for in the specifications or on the drawings shall be high -lighted, circled or underlined on the shop drawings. Data must be complete enough to permit detailed comparison of every significant characteristic which is specified, scheduled or detailed.

2. Review. Submittals will be reviewed for general conformance with the design concept, but this review does not guarantee quantity shown, nor does it supersede the responsibility of the Contractor to provide all materials, equipment and installation in accordance with the drawings and specifications. The Contractor shall agree that shop drawing submittals processed by the Engineer are not Change Orders; that the purpose of shop drawing submittals by the Contractor is to demonstrate to the Engineer that the Contractor understands the design concept, that he demonstrates his understanding by indicating which equipment and material he intends to furnish and install and by detailing the fabrication and installation methods he intends to use.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 5 PLUMBING
a. If deviations, discrepancies or conflicts between shop drawings and design drawings and specifications are discovered either prior to or after shop drawing submittals are processed by the Engineer, the design drawings and specifications shall control and shall be followed. Submittals for products and equipment offered as an alternate to that specified will require, if accepted by the Engineer, resubmission of the Title 24 Energy Compliance Calculations if the specified product or equipment was included wit hin the scope of the approved calculations on file with the reviewing authority. The cost of preparing resubmission will be the responsibility of the Contractor.

K. OPENINGS, CUTTING AND PATCHING

1. The locations and dimensions for openings through walls, floors, ceilings, foundations, footings, etc. required to accomplish the work under this Specification Division shall be provided under this Division. Except as noted below, the actual openings and t he required cutting and patching shall be provided by other Divisions. Coring through existing concrete or masonry walls, floors or asphaltic concrete required to accomplish the work under this Specification Division shall be provided under this Division.

Restoration of all surfaces shall be provided by other Divisions. Cutting or coring shall not impair the strength of the structure. Any damage resulting from this work shall be repaired at the Contractor's expense to the satisfaction of the Architect and Engineer.

L. DEMOLITION

1. Existing equipment, ducts, piping, valves, fittings, devices, etc., requiring removal shall be removed and delivered to the Owner at a location on the job site to be determined by the Owner. Those items determined by the Owner to be of no value shall become the property of the Contractor and shall be removed from the job site by the Contractor at the Contractor's expense.

2. Existing piping, ducts, and services, etc., requiring capping or plugging shall be capped or plugged below floors, behind walls, above ceilings or above roof unless otherwise noted.

M. EXCAVATION AND BACKFILLING

1. Excavation and backfilling for work to be done under this Specification Section shall be done under this Section. All underground lines outside buildings shall be 2'-0" minimum backfill cover unless a greater depth of cover is recommended by the pipe manufacturer for the particular application. Width at top of pipe shall be 16" plus the outside width of pipe. Provide all shoring where required by site conditions.

2. Backfill
Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 6 PLUMBING
a. 6" Below, Around, and to 12" Above Pipe. Material shall be sand. Place Carefully around and on top of pipe, taking care not to disturb piping, consolidate with vibrator.
b. One Foot Above Pipe to Grade. Material shall be sandy or silty loam, free of lumps, laid in 6" layers, uniformly mixed to proper moisture and compacted to required density. If backfill is determined to be suitable and required compaction is demonstrated b y laboratory test, water compaction in 6" layers may be used, subject to review by Engineer.

3. Compaction. Compact to density of 95% within building and under walkways, driveways, traffic areas, paved areas, etc. and to 90% elsewhere. Demonstrate proper compaction by testing at 8" above top of pipe. Perform test at every 100' of trench. If a test fails, the compaction shall be re-worked in both directions back to test points that passed, before re-testing.

4. Electrical conduit shall not be run in excavations provided for mechanical systems.

5. Excavation and backfilling in a public right -of-way shall be done in strict accordance with the agency having jurisdiction.

N. HANGERS AND SUPPORTS.

1. Provide all hangers, bracing, and supports for the proper installation of equipment and materials under this Section of the Specification.

2. Any structural element required to properly hang or support piping, ducts, or equipment, etc., provided under this Specification Section and not shown on the Architectural or Structural Drawings shall be provided under this Specification Section.

O. FLASHING

1. Whenever any part of the Mechanical System(s) must penetrate the roof or outside wall, the openings shall be flashed and counter -flashed absolutely water tight with minimum 22 gauge galvanized sheet metal, prime coated. Flashing aprons shall extend not less than eight inches (8") from the duct, pipe, or supporting member in all directions unless detailed otherwise. All penetrations shall be flashed following the procedures of the National Roofing Contractor's Association P. PAINTING

1. Paint all black iron supports, hangers, anchors, etc., and all uninsulated black iron pipe work installed in weather exposed locations with one coat of rust resisting primer.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 7 PLUMBING
Q. CONTINUITY OF SERVICES

1. All existing services and systems shall be maintained except for short intervals when connections are to be made. The contractor shall be responsible for any interruptions of services and shall repair damage done to any existing service caused by the work.

2. If utilities not indicated on the drawings are uncovered during excavation, the Contractor shall notify the architect immediately for further instructions.

R. ELECTRICAL CONNECTIONS

1. Provide under Specification Division 23 00 00 all required control conduit, wiring, controls and control panels as indicated on the drawings or as may be required for system operation.

2. No control device shall be mounted with rigid connections on vibration isolated mechanical equipment. No field furnished control device shall be mounted on any piece of equipment so that it interferes with physical access of air or water flow, or covers any portions of nameplates or access doors.

S. ELECTRICAL COORDINATION

1. Prior to commencing construction arrange a conference with the electrical and mechanical trades as well as equipment suppliers and verify types, sizes, locations, voltage requirements, controls and diagrams of all equipment furnished by them. In writing, inform the Architect that all phases of coordination of this equipment have been covered and if there are any unusual conditions or problems they shall be enumerated at this time.

T. DEFINITIONS

1. Provide. The term "provide" as used in these specifications or on the Drawing shall mean furnish and install.

2. Piping. The term "piping" as used in these Specifications or on the Drawings shall mean all pipe, fittings, nipples, valves, unions, hangers, and thermal insulation, etc., as may be required for a complete and functional system.

3. Wiring. The term "wiring" shall include the provision of all necessary products which are required for a complete installation and shall include products such as conduit, electrical boxes, connections, transformers, relays and switches.

U. PAINTING

1. Paint all black iron supports, hangers, anchors, etc., and all uninsulated black iron pipe work installed in weather exposed locations with one coat of rust resisting primer.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 8 PLUMBING
V. ACCESS DOORS AND PANELS

1. Provide access doors as required where equipment, piping, valves, ductwork, etc. are not otherwise accessible. Access doors shall match the wall or ceiling finish and fire rating as indicated on the Architectural drawings or as required to match wall construction. 16 -gauge steel frame and 14 -gauge steel panel with paintable finish, except in ceramic tile, where panel shall be 16 -gauge stainless steel with satin finish.

Continuous hinge. Screwdriver latch. Deliver panels to the General Contractor for installation. Provide Zurn Z -1460-4 for square doors and Z -1460-5 for rectangular doors, Karp, or equivalent. Unless otherwise noted , the minimum sizes shall be as follows:
a. 1 valve up to 1-1/2" 12"x12"
b. 1 valve up to 3" 16"x16"
c. Fire damper, VAV box, coil 16"x16"
W. SYSTEM IDENTIFICATION

1. Above Grade Piping. Provide markers on piping which is either exposed or concealed in accessible spaces. For piping systems, other than drain and vent lines, indicate the fluid conveyed or its abbreviation, by stenciled marking or decals, and include arr ows to indicated direction of flow. Locate markers at end of lines, near major branches and other interruptions including equipment in the line, where lines pass through floors, walls or ceilings or otherwise pass into inaccessible spaces, and at 50' max imum intervals along exposed portions of lines. Marking of short branches and repetitive branches of equipment connections are not required. Decals pasted, glued, or adhered to piping or insulation shall be Seton "Setmark", or equivalent. Decals or stencils shall be applied after the painting of all piping systems is complete and after preliminary acceptance of piping system. Decals and stencils shall comply with ANSI and OSHA specifications with respect to marker size, color, and legend.

2. Below Grade Piping. Bury a continuous, pre -printed, bright colored plastic ribbon marker with each underground pipe. Locate directly over buried pipe, 6" to 8" below grade

3. Equipment. All equipment shall be identified with a plastic laminated engraved nameplate which bears the unit number marked as indicated on the drawings (e.g. AC- 4, WH-1) Provide 1/2" high lettering - white on black background. Nameplates shall be permanently secured to the unit. Air conditioning equipment shall be identified as to area served.

4. Valves. Provide brass valve tags on all valves of each piping system, including check valves, valves within equipment, faucets, stops and shut-off valves at fixtures and other repetitive terminal units. Prepare and submit for review and acceptance by the Engineer a tagged -valve schedule, listing each valve by tag number, location and piping service. Mount in plastic faced frame where directed by Architect.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 9 PLUMBING
X. PROTECTIVE COATING FOR UNDERGROUND PIPING

1. All ferrous pipe below grade (except cast iron) shall have a factory applied protective coating of extruded high density polyethylene, 35 to 70 mils total thickness, such as X- Tru-Coat or Scotchkote. All fittings and areas of damaged coating shall be cove red with two layers of double wrap 10 mil polyvinyl tape to total thickness of 40 mils. Johns- Manville. Protective coating shall be extended 6" above surrounding grade.

Y. CONCRETE ANCHORS

1. Steel bolt with expansion anchor requiring a drilled hole - powder driven anchors are not acceptable. Minimum concrete embedment shall be 4½ diameters. Minimum spacing shall be 10 diameters center to center and 5 diameters center to edge of concrete. Maximum allowable stresses for tension and shear shall be 80% of the ICBO test report values. Hilti, Phillips. Wej-it.

Z. PROJECT CLOSE-OUT

1. Record Drawings
a. Provide in accordance with general conditions of the specifications.

2. Operation and Maintenance Manual for Mechanical Systems a. Provide three (3) copies of Operation and Maintenance Manuals to the Engineer for review and acceptance. Provide the Owner's designated representative with one copy of the approved O & M manual. Bind Operation and Maintenance Manuals for each Mechanical System (Plumbing, Air Conditioning, etc.) in a hard -backed binder. Cover of each binder shal l have the following lettering:

PLUMBING OPERATION
AND

MAINTENANCE
MANUAL

CITY OF BAKERSFIELD

PARK RANGERS OFFICE
3737 STOCKDALE HIGHWAY

BAKERSFIELD, CALIFORNIA
Provide a transmittal letter at the beginning of the manual on the Contractor's letterhead. Letter shall be signed by a contractor principal (Owner or Corporate Officer) and shall be countersigned by the Owner's designated representative and shall indicate the date when the mechanical systems were shown and explained in detail to the Owner's designated representative. (The Engineers office shall be notified 48 hours minimum prior to the owner- contractor meeting.)
Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 10 PLUMBING
Provide a master index at the beginning of Manual showing items included.

Use plastic tab indexes for the sections of the Manual.

Section 1, General. Provide:

Name of Architect, Mechanical Engineer, Contractor and Mechanical Sub- Contractor.

A complete list of installed equipment with project mark number, indicating name of vendor, address and phone number.

A sub-section with manufacturer's descriptive literature for each item of installed equipment with model, capacities, and all other pertinent information highlighted.

Section 2, Operating instructions. Provide:

General description of each separate system and sub-system.

Step by step procedure to follow in putting each piece of mechanical equipment into operation. Start-up sheets must be signed by the owner of the installing contractor certifying that the start-up has been completed per manufacturer’s written instruction.

Schematic as-built control diagrams for each separate system. Diagrams shall bear the date of the acceptance of the project. Include all temperature control panels and their respective functions.

Section 3, Maintenance Instructions. Provide:

Summary list of mechanical equipment used indicating name, model, serial number, and nameplate date of each item together with number and name associated with each system item.

Manufacturer's maintenance instructions for each piece of mechanical equipment installed in project. Instructions shall include name of vendor, installation instructions, parts numbers and lists, operation instructions of equipment and maintenance and lubrication instructions.

Section 4, Warranties. Provide:

A copy of each manufacturer's warranty statement, completely filled out and indicating date forwarded to the respective manufacturer.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 11 PLUMBING
PART 2 MATERIALS
A. PIPING

1. Domestic Cold Water
a. Inside Building, Above Grade or Slab
i. Type "L" hard drawn copper tubing with wrought copper solder joint fittings, NIBCO, ANACONDA, or acceptable equivalent. Joints shall be made with 95.5 solder, such as Silavoy Streamline 122, Silvabrite 100 or acceptable "lead free" equivalent. Pipe to be reamed to full bore, de- burred, and joint area cleaned with a Trisodiumphosphate solution prior to joining.
ii. Where allowed under local and state building codes: Pro -Press pipe joining system for copper piping.
b. Outside Building, Below Grade, Slab, and Paved Areas. i. Polyvinylchloride (PVC) pressure rated Schedule 40, ASTM D 2241, with rubber rings, ASTM D 1869. Piping shall be equivalent to Johns - Manville "Ring -Tite" and shall be installed in strict compliance with Manufacturer's Installation Guide. Where sizes shown are smaller than those available with “Ring-Tite” pipe, use schedule 80 PVC glued pipe and fittings. Piping option only where local codes allow its use. ii. Type "K" hard drawn. All else per copper specification above.

2. Domestic Hot Water.
a. Inside Building, Above grade or slab
i. Same as Cold Water Piping - Inside Building.

3. Soil Waste and Vent Piping.
a. Inside Building and Within 5 Feet of Building Wall
i. Coated standard weight cast iron pipe and fittings, CISPI Standard 301 and ASTM A-888. Joints shall be ABI "No -Hub" stainless steel band, mechanically assembled (no welds), conforming to ASTM C564.
ii. Vent piping and waste piping above floor 2 -1/2" diameter maximum may be standard weight galvanized steel pipe.
b. Outside Building
i. Johns-Manville ring -tite, or equivalent, polyvinylchloride (PVC) gravity pipe, where permitted by local codes, complying with ASTM 03034 -SDR 35 with joints using flexible elastomeric seals meeting requirements of ASTM D-3212.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 12 PLUMBING

4. Condensate Drains
a. Type “L” hard drawn copper tubing with wrought copper solder joint fittings. All changes in direction of condensate drain shall be accomplished with plugged tees. Drains shall be extended as indicated on drawings or to nearest acceptable fixture or vent if not indicated.

5. Gas Piping
a. Inside Building and Above Grade
i. 2" and Smaller. Black steel pipe Schedule 40 with 150 psi threaded black malleable fitting. All joints shall be treated with code approved pipe dope.

Flexible appliance connectors shall be convoluted stainless steel with dielectric couplings, AGA for indoor and outdoor use. Connector shall be AGA certified laboratory approved for vibration resistance.
ii. 2½” thru 4”. Same as above except with welded fittings. iii. 5” and Larger. Same as above except with standard weight carbon steel weld fittings, long radius ells, ANSI B16.9.

6. Exposed Pipe at Fixtures
a. Chrome plated red brass pipe, iron pipe size, with threaded cast bronze chromium plated couplings and fittings. Any pipe required to extend from finish wall into exposed view within Toilet Rooms shall be chrome plated.

B. Valves

1. General
a. Manufacturer's model numbers are listed to complete description. Equivalent models of Crane, Grinnell, Nibco, or Stockham are acceptable. Use ball valves for 1 -1/2" and smaller domestic hot and cold water, and gate valves for 2" and larger size.

2. Gate Valve
a. 2" and Smaller. All bronze, Malleable iron hand wheel, Rising stem, Union bonnet, Wedge disc, 200 psi WOG, Stockham B-105.
b. 2-1/2" and Larger. Iron body, bronze mounted, Non -rising stem, Wedge disc, 200 psi WOG, Flanged or AWWA hub end as applicable. Stockham G -612. Underground valves shall have square operating nut. Provide one operating "T" handle for underground valves.

3. Check Valves
a. 2" and Smaller. All bronze swing check, regrinding. 200 psi WOG. Stockham B -319. b. 2-1/2" and Larger. Swing check, iron body, brass mounted seats, Class 125. Stockham G-931.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
22 00 00 - 13 PLUMBING

4. Ball Valve.
a. Bronze body, cap, stem, disk and ball. Screwed connection. Lever handleTFE seat.

O-ring seals. 600 psi WOG. Consolidated Brass “Apollo”, Grinnell,

5. Plug Valves
a. Lubricated plug cock. Cast iron or semi-steel body and plug. 200 PSI WOG. Flanged.

Wrench handle. U.L. listed for gas distribution. Resun R -1430 Walworth 1700 F. Ball valves with U.L. listing for gas distribution and equivalent or higher pressure rating may be substituted for 2" and smaller plug valves. Apollo, Watts.

C. INSULATION

1. General
a. All insulation shall comply with the requirements per the California Building energy Efficiecny standards, Title 24. Refer to Table 120.3-A, Pipe Insulation Thickness b. All insulation shall be provided in accordance with the "National Insulation Contractors Association" manuals. Insulation shall be applied by a contractor holding a valid California C-2 License.
c. All insulation jackets and lapseal adhesives shall be tested as a composite product in accordance with ASTM E 84, Class A and shall have a flame spread of not more than 25 and a smoke developed rating of not more than 50.
d. All domestic hot water piping, fittings and accessories shall be insulated. All circulating piping shall be insulated. Cold water piping in ventilated attic shall be insulated.

2. Interior Piping, Fittings and Valves
a. Shall be insulated with 1" thick Fiberglass ASJ/SSL U.L. rated pipe insulation through 1" diameter pipe, 1-1/2" thick for 1-1/4" diameter pipe and above. Fittings shall be hard molded plastic flush. Do not insulate flanges or valves unless water temperature exceeds 140°F or the piping is exposed to weather.

3. Piping Exposed to Weather or View
a. All piping and fittings exposed to weather shall have, in addition to the above-described insulation, aluminum jacketing. 0.016" thickness for straight pipe. 0.024" thickness for fittings. Integral moisture barrier. Provide pre -fabricated aluminum strapping and seals by same manufacturer, “Childers" or equal. Secure in place with factory supplied straps.

Install all joints to prevent water entry. All joints shall be sealed with outdoor mastic.

Benjamin Foster 65-07 or equal.
b. For Miscellaneous fittings for which aluminum jackets are not available or where proximity of fittings precludes a neat -appearing installation, the Contractor may cover the insulation with stretchable glass fabric and at least two coats of outdoor mastic. c. Additional Finish for Exposed Piping and Equipment: All piping and equipment exposed to view but protected from the weather such as in equipment rooms shall be given an additional finish of PVC jackets.

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4. Hot Water Supply/Drain Piping and Handicap Fixtures "Handi Lav -Guard" insulating kits by Truebro, Inc.. or “Trap Wrap” as manufactured by Brocar Industries. Pre -formed insulation and materials to cover hot water, cold water, and drain piping. Must conform to ADA and California codes. Pressure sensitive expanded poly foam tape will not be accepted.

D. CLEANOUTS

1. Style shall be ZURN as follows (equivalent models of Smith are acceptable):
a. For vinyl tile use #ZN-1400-6
b. For carpeted areas use #ZN-1400-14
c. For terrazzo areas use #ZN-1400-10
d. For ceramic tile or finished concrete use #ZN-1420-2 e. Grade cleanouts (Non-Traffic areas) use #ZN-1400-25
f. Grade cleanouts (Traffic areas) use #ZN-146-15W/Z-1450-8 g. For wall cleanouts use #ZN-1460-8

2. Cleanout Box.
a. Precast reinforced concrete. Cast iron lid marked for service.

E. FIXTURES AND TRIMS

1. General
a. Provide Rough-in for and install all plumbing fixtures shown on drawings. All trim not concealed shall be brass with polished chrome plate finish unless noted otherwise. Waste shall be chrome plated 17 gauge P-trap shall have clean-out and escutcheon at tailpiece. All enameled fixtures to be acid resisting. Standard color is white unless otherwise noted.
b. All drinking water faucet products shall be certified to NSF Standard 61 section 9 Drinking Water Components. The brass casting shall contain no more than two tenths of one percent lead by dry weight.
c. Other brass components which contact water within the faucet shall be from brass which contains no more than three percent lead by dry weight. All faucets exempt from NSF Standard 61 Section 9 shall meet the same lead content criteria.

2. Supplies
a. Standard compression stop, straight pattern, loose key, chromium plated with stuffing box.

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b. All exposed fixture supplies to lavatories, sink -sand water closets shall be Brass-Craft "Speedway" flexible supplies with metal compression ring connection at all stops or fittings as designated by part number, and shall have a rigid metal to metal connection to fixture valves. For lavatories & sinks use STR 1715A and for tank-type water closets use STR 1712DL.

3. Air Chambers
a. Zurn Z-1700 "Shoktrol" complete with shut-off valve on branch to air chamber and screwdriver stop stainless steel access panel. Provide where noted on drawings and upstream at every quick-closing manual, solenoid or flush valve.

Install per manufacturers instructions locating chamber between the last two fixtures on a 20’ or shorter header, or use (2) chambers (calculated for the total fixture unit count)for headers over 20’ in length with locations in the middle and between the last two fixtures on the header.

F. BACKFLOW PREVENTERS

1. General
a. Backflow preventers shall be provided on building domestic water service as may be required by the local utility and shall also be provided in all branch lines serving any new or existing boiler, cooling tower, evap. condenser or other device requiring chemical water treatment.

2. Reduced Pressure Type: Two spring loaded "Y" pattern check valves, differential relief valve mechanism, inlet and outlet shut -off valves, and four test clocks. Approved by AWWA. Febco, Beeco, or equivalent.

3. Double Check Type: Two spring loaded "Y" pattern check valves, inlet and outlet shut- off valves, and four test clocks. Approved by AWWA. Febco, Beeco, or equivalent.

4. Pressure Type Vacuum Breaker: Spring loaded check valve assembly, air inlet port and poppet, inlet and outlet shut -off valves, and two test cocks. Febco, Beeco or equivalent.

5. Domestic Water Heater Expansion Tank: Provide expansion tank on cold water supply to any water heater if backflow prevention is required at site water connection. “Amtrol” ST series sized per manufacturer’s recommendations.

G. STRAINERS

1. Threaded strainers are to be of the gasketed capped cover extra heavy iron body type - Similar to Mueller Fig. #11. Provide gate valve and pipe nipple with 3/4" hose connection on each strainer for blow-off.

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H. FLOOR, CEILING, AND WALL PLATES

1. Beaton and Cadwell No. 10, steel flange with locking device and polished chromium plated finish. Provide plates on any finished surface through which pipe passes.

I. INSULATION FITTINGS

1. Epco dielectric unions with Epconite insulating gasket selected for applicable duty.

Provide wherever pipes of different metals are joined.

J. PIPE MARKERS

1. One inch (1") high minimum, stenciled letters, located every 6' -0". Markers shall indicate piping service such as domestic cold water supply, etc., and shall have directional flow arrow at each location of stenciled letters. Decals pasted, glued, or adhered to piping or insulation are not acceptable unless decal wraps entirely around pipe or insulation such as Seton "Set mark", or equivalent. Decals shall be applied after painting of all piping systems is complete and after preliminary acceptance of pip ing system. Decals shall comply with ANSI and OSHA specifications with respect to marker size, color, and legend
K. TEMPERATURE AND PRESSURE RELIEF VALVE

1. ASME rated fully automatic, reseating combination temperature and pressure relief valve sized in accordance with energy input. Sensing element immersed within upper 6" of tank. “Watts” series 40 or 140 sized per BTU input L. GAS PRESSURE REDUCING VALVE

1. Capacity and pressure ratings as indicated on drawings. Reliance Series 1800 M. UNION

1. 2" and smaller - AAR malleable iron, bronze to iron ground seat. 30 psi. Size 2 -1/2" and larger - Grooved pipe, synthetic gasket, malleable iron housing. Victaulic Style 77, Type "E" gasket, Grinnell.

N. PIPE HANGERS AND SUPPORTS

1. Steel pipe and Cast Iron Soil Pipe
a. 1/2" through 4" pipe. Provide B -line B3690 J -style hanger, with standard electro-plated finish.
b. 5" and larger pipe. B-line B3100 Clevis-Style pipe hanger with standard electro- plated finish.

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2. Copper Tubing
a. Provide B-line B3690F felt-lined hanger for copper tubing with standard electro- plated finish.

3. Insulated Pipe & Tubing
a. Provide B-line B3380 thru B3384 360° calcium silicate shield. The hanger and shield shall be fitted to the outside of the pipe insulation.

4. Cast Iron Pressure Piping
a. Provide B-line B3102 Clevis-Type hangers sized for water works piping.

5. Hanger Rod Sizing
a. Hanger rods shall be roll threaded mild steel with electro-galvanized finish and shall meet or exceed the following table:

Piping or Tubing Size Hanger Rod Size
1/2" through 2" 3/8"
2-1/2" through 5” 1/2"
6" through 10" 5/8"

6. Hanger Spacing
a. Provide at least one hanger per branch and independently support all line - mounted equipment. Provide a hanger within 12" of elbow at riser or drop.

Spacing of hangers along the run of the pipe shall not exceed the following table:

Pipe or Tubing Size Steel Pipe Copper Tube CI Pipe 1/2" through 3/4" 7'-0" 5'-0" 5'-0"
1" through 1-1/4" 7'-0" 6'-0" 5'-0"
1-1/2" through larger 10'-0" 10'-0" 5'-0"

7. Trapeze Hangers
a. Trapeze hangers shall be fabricated from galvanized channel. Stress on the installed channel shall not exceed 25,000 psi. Deflection on the installed channel shall not be greater than 1/240th of the span length. For load calculations, all piping to be assumed to be water -filled unless handling a heavier liquid. Hanger rods for trapeze han gers shall be limited to 9,000 psi stress based on the area at the root of the threads. Minimum hanger rod size shall be 3/8"
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O. SLEEVES

1. Non-Rated Assemblies: Sleeves for pipe passing through concrete floors or walls shall be Schedule 40 galvanized steel pipe of size sufficient to permit the pipes to pass through with a minimum clearance of 1/2” between sleeve and pipe. Sleeves shall have square ends cut flush with surface and shall be caulked tight whether pipe is bare or insulated. Sleeves through floors shall extend 1" above finished floor surface.

2. Rated Assemblies
a. Bare Pipe . Same as for non -rated assemblies except that sleeves shall provide a clearance of 1" between sleeve and pipe. Clearance shall be packed for its entire length with a UL system 161 three hour classification such as a 3M FireDam 160 caulk at ends and mineral wool batt material stuffer in middle of penetration. b. Insulated Pipe. Insulation for pipe in sleeve shall consist of a 360 degree water-proofed calcium silicate insert sized to extend a minimum of 1" beyond each end of sleeve.

Calcium silicate insert shall be of the same thickness of adjoining insulation. Clearance shall be packed for its entire length with a UL system 161 three hour classification such as a 3M FireDam 160 caulk at ends and mineral wool batt stuffer in middle of penetration.

P. FLASHINGS

1. Vent flashing shall be 4 lb. seamless lead, 16" sq. flange, length sufficient to be turned down 2" into vent. Oatey. Provide 24"x24" 4 lb. lead flashing at each roof drain.

Flashing for other piping through roof shall be prefabricated galvanized steel roof-jacks with 16" sq. flange. Provide storm collar and seal water tight with mastic Q. YARD BOXES AND COVERS

1. One piece precast concrete with cast iron cover labeled "Sewer", "Gas", "Water", etc., as required. Provide traffic weight cover in traffic areas. Provide 6" minimum length "Thinwall" series 2000 6" diameter pipe extension to valves installed deeper than boxes. Install in workman like manner. Multiple boxes located on same centerline parallel to building exterior wall. Provide 6" concrete apron in non-paved areas.

PART 3 EQUIPMENT
A. GENERAL REQUIREMENTS

1. Capacity. Capacities and efficiencies shall be in accordance with schedules shown on drawings. Scheduled numbers are to be considered minimum.

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2. Dimensions. Equipment must conform to space requirements and limitations indicated on drawings and as required for operation and maintenance. Equipment that does not readily conform to space conditions is unacceptable. Prepare and submit layout drawings for all proposed equipment substitutes showing actual job conditions, required clearances for proper operation, maintenance, etc.

PART 4 INSTALLATION
A. EQUIPMENT CONNECTIONS

1. Water and drain connections shall be provided for each piece of equipment as required.

Provide shut- off valve or fixture stop for each water supply to each piece of equipment whether or not equipment is furnished in this Specification Section.

2. Provide a backflow preventer at each connection to equipment as required by code whether or not equipment is provided in this specification section.

3. Provide a regulating valve at drinking fountain supplies. Valve, supply piping, and electrical connector shall be installed so as not to be visible.

4. Ratings
a. Gas. Natural gas burning equipment shall be furnished with 100% safety gas shut-off, intermittent pilot ignition, and be approved by AGA. b. Electrical. Equipment shall be in accordance with NEMA standards and U.L. listed where applicable standards have been established.

5. Piping.
a. Each item or assembly of items shall be furnished completely piped for connection to services. Control valves and devices shall be furnished, installed, and wired except where noted by others on drawings
B. WATER HEATERS - See plumbing fixture schedule on drawings.

C. CIRCULATING PUMP - See plumbing fixture schedule on drawings.

D. FIXTURES

1. Piping beyond finished wall at each fixture shall be chrome plated.

2. All piping supporting flush valves, hose bibbs, etc., shall be securely fastened to the building structure at each device to prevent movement of piping. All supplies to individual and/or adjacent fixtures shall be at same height and on center line of wast e insofar as possible. Fixture height shall be as indicated on architectural drawings Park Rangers Office Tenant
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3. Wall hung fixtures shall have space between fixture and wall surface caulked with white silicone caulk.

4. Rough-in and connection for trim and other fixtures supplied by others shall be included in this specification section.

5. Where aerators are scheduled for the various fixtures, provide Chicago "Lam -A-Flo" Laminar flow controls.

6. Floor Drains or Floor Sinks shall be placed parallel to room surfaces, set level, flush with floor and adjusted to proper height to drain. Cover openings during construction to keep all foreign matter out of drain line.

E. PIPING

1. Constantly coordinate work with that of other trades so as to prevent any interference with this installation.

2. Install cleanouts at ends of sewer lines, at changes of direction greater than 45 degrees, and at not greater than 100 foot intervals. Locate interior cleanouts in accessible locations and bring flush to finished surface.

3. Vents shall terminate not less than 6" above the roof nor less than 12" from any vertical surface nor within 10' of any outside air intake. Install horizontal vent lines at 1/4" per foot pitch. Offset vents 2' minimum from gutters, parapets, ridges and roof flashing.

4. Condensate Drain Piping shall be installed with constant pitch of 1/8" per foot minimum.

Provide tee with clean -out plug at all changes of direction. Provide a trap at each air handling unit to prevent air leakage. Connections to equipment mounted on vib ration isolators shall be made with flexible connections.

5. Freeze Protection
a. All piping two inch and smaller located outside building and above ground and where exposed to freezing conditions shall be neatly wrapped with refrigerant insulated tape for freeze protection.

6. Sterilization of Piping
a. Disinfect all domestic hot and cold water piping systems in accordance with 2013 CPC 609.9, "Standard for Disinfecting Water Mains". Disinfecting process shall be performed bu contractor and witnessed by a representative of the Engineer. During procedure signs shall be posted at each water outlet stating, "Chlorinating - Do not drink". After disinfecting, water samples shall be collected and sent to an independent lab for bacteriological analysis. Certificate of Bacteriological Purity shall be obtained from lab and delivered to the Owner through the Engineer.

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7. Tests and Adjustments
a. Sanitary Sewer. All ends of the sanitary sewer system shall be capped and lines filled with water to the top of the highest vent, 10' above grade minimum. This test shall be made before any fixtures are installed. Test shall be maintained until all joints have been inspected, but no less than 2 hours. Grade tests will be allowed on “ring-tite” PVC pipe.
b. Condensate Drain. Similar to Sanitary Sewer.
c. Domestic Hot and Cold Water Piping: Maintain 100 psig water pressure for 4 hours.

END OF SECTION 22 00 00
Park Rangers Office Tenant
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HEATING, VENTILATING & AIR CONDITIONING
SECTION 23 00 00

HEATING, VENTILATING
23 00 00 - 1 AND AIR CONDITIONING
PART 1 GENERAL
A. DIVISIONS 00 AND 01 ARE A PART OF THIS SECTION
B. SCOPE.

1. Work Included. Provide all labor, materials and services necessary for complete, lawful and operating systems as shown or noted on the drawings or as specified here. The work includes, but is not necessarily limited to, the following:
a. Air distribution systems.
b. All equipment as shown or noted on the drawings or as specified. c. System energy balance.
d. Demolition as indicated on drawings.
e. HVAC controls based on Pelican system.
f. Coordination with commissioning agent.

C. CODES AND STANDARDS

1. Title 8, Industrial Relations

2. Title 17, Public Health

3. Title 19, Public Safety

4. Title 21, Public Works

5. Title 24, Energy Regulations
Park Rangers Office Tenant
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HEATING, VENTILATING
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ii. California Building Code.
iii. California Mechanical Code
iv. California Plumbing Code
v. Local Codes and Ordinances
vi. Air Moving and Conditioning Association (AMCA)
vii. American National Standards Institute (ANSI)
viii. Air Conditioning and Refrigeration Institute (ARI) ix. American Society of Heating, Refrigerating, and Air Conditioning Engineers
x. American Society of Mechanical Engineers (ASME)
xi. American Society for Testing and Materials (ASTM)
xii. American Water Works Association (AWWA)
xiii. National Electrical Code (NEC)
xiv. National Electrical Manufacturers Association (NEMA) xv. National Fire Protection Association (NFPA)
xvi. Occupational Safety and Health Act (OSHA)
xvii. Sheet Metal and Air Conditioning Contractors National Association (SMACNA)
xviii. Americans with Disabilities Act. Accessibility Guidelines for Buildings and Facilities. (ADAAG).

D. PERMITS AND FEES

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HEATING, VENTILATING
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E. COORDINATION OF WORK

Report to t he Architect and Engineer in writing any and all conditions which might adversely affect this work and limit ability to perform the required workmanship.

5. Any work which is done as an addition, expansion, or remodel of and existing system shall be compatible with that system.

F. MANUFACTURER'S RECOMMENDATIONS

HEATING, VENTILATING
23 00 00 - 4 AND AIR CONDITIONING
G. GUARANTEE

H. QUIETNESS

1. Piping of all types, ductwork, and equipment shall be arranged and supported so that the vibration is at a minimum and is not transmitted to the building structure.

I. DAMAGES BY LEAKS

1. The Contractor shall be responsible for damages caused by leaks in the temporary or permanent piping or mechanical systems prior to completion of work and during the period of the guarantee.

J. SUBMITTALS

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c. All capacities, characteristics, and accessories called for in the specifications or on the drawings shall be high -lighted, circled or underlined on the shop drawings. Data must be complete enough to permit detailed comparison of every significant characteristic which is specified, scheduled or detailed.

2. Substitutions. Manufacturers and model numbers listed in the specifications or on the drawings represent the standard of quality and features desired. Unless otherwise noted, alternate manufacturers may be submitted for review by the Engineer.

Calculations and other detailed data indicating how the item was selected shall be included. The Contractor shall assume full responsibility that substituted items or procedures will meet the specifications and job requirements and shall be responsible for the cost of redesign and modifications to the work caused by these items. No more than one submittal will be considered on a proposed alternate for any item.

3. Review. Submittals will be reviewed for general conformance with the design concept, but this review does not guarantee quantity shown, nor does it supersede the responsibility of the Contractor to provide all materials, equipment and installation in accordance with the drawings and specifications. The Contractor shall agree that shop drawing submittals processed by the Engineer are not Change Orders; that the purpose of shop drawing submittals by the Contractor is to demonstrate to the Engineer that the Contractor understands the design concept, that he demonstrates his understanding by indicating which equipment and material he intends to furnish and install and by detailing the fabrication and installation methods he intends to use. a. If deviations, discrepancies or conflicts between shop drawings and design drawings and specifications are discovered either prior to or after shop drawing submittals are processed by the Engineer, the design drawings and specifications shall control and shall be followed. Submittals for products and equipment offered as an alternate to that specified will require, if accepted by the Engineer, resubmission of the Title 24 Energy Compliance Calculations if the specified product or equipment was included wit hin the scope of the approved calculations on file with the reviewing authority. The cost of preparing resubmission will be the responsibility of the Contractor.

K. OPENINGS, CUTTING AND PATCHING

1. The locations and dimensions for openings through walls, floors, ceilings, foundations, footings, etc. required to accomplish the work under this Specification Division shall be provided under this Division. Except as noted below, the actual openings and the required cutting and patching shall be provided by other Divisions. Cori ng through existing concrete or masonry walls, floors or asphaltic concrete required to accomplish the work under this Specification Division shall be provided under this Division.

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L. DEMOLITION

1. Existing equipment, ducts, piping, valves, fittings, devices, etc., requiring removal shall be removed and delivered to the Owner at a location on the job site to be determined by the Owner. Those items determined by the Owner to be of no value shall beco me the property of the Contractor and shall be removed from the job site by the Contractor at the Contractor's expense.

2. Existing piping, ducts, and services, etc., requiring capping or plugging shall be capped or plugged below floors, behind walls, above ceilings or above roof unless otherwise noted.

M. HANGERS AND SUPPORTS.

1. Provide all hangers, bracing, and supports for the proper installation of equipment and materials under this Section of the Specification.

N. CONTINUITY OF SERVICES

2. If utilities not indicated on the drawings are uncovered during excavation, the Contractor shall notify the architect immediately for further instructions.

O. ELECTRICAL CONNECTIONS

1. Provide under Specification Division 15000 all required control conduit, wiring, controls and control panels as indicated on the drawings or as may be required for system operation.

3. Electrical Coordination
a. Prior to commencing construction arrange a conference with the electrical and mechanical trades as well as equipment suppliers and verify types, sizes, Park Rangers Office Tenant
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locations, voltage requirements, controls and diagrams of all equipment furnished by them. In writing, inform the Architect that all phases of coordination of this equipment have been covered and if there are any unusual conditions or problems they shall be enumerated at this time.

P. FLASHING

1. Paint all black iron supports, hangers, anchors, etc., and all uninsulated black iron pipe work installed in weather exposed locations with one coat of rust resisting primer.

R. ACCESS DOORS AND PANELS

1. Equipment. All equipment shall be identified with a plastic laminated engraved nameplate which bears the unit number marked as indicated on the drawings (e.g. AC- 4, WH-1) Provide 1/2" high lettering - white on black background. Nameplates shall be permanently secured to the unit.

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T. DEFINITIONS

1. Provide. The term "provide" as used in these specifications or on the Drawing shall mean furnish and install.

3. Ductwork. The terms "duct" or "ductwork" as used in these Specifications or on the drawings shall mean all ducts, fittings, joints, dampers, hangers, and thermal insulation, etc., and other devices as may be required to make a complete and functional system.

4. Wiring. The term "wiring" shall include the provision of all necessary products which are required for a complete installation and shall include products such as conduit, electrical boxes, connections, transformers, relays and switches.

U. PROJECT CLOSE-OUT

1. Record Drawings
a. Provide in accordance with Execution and Closeout Requirements, Section 01 70 00

HEATING, VENTILATING, AND AIR CONDITIONING

OPERATION
AND

MAINTENANCE
MANUAL

CITY OF BAKERSFIELD

PARK RANGERS OFFICE
3737 STOCKDALE HIGHWAY

HEATING, VENTILATING

AND AIR CONDITIONING
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representative and shall indicate the date when the mechanical systems were shown and explained in detail to the Owner's designated representative. (The Engineers office shall be notified 48 hours minimum prior to the owner- contractor meeting.)
Provide a master index at the beginning of Manual showing items included.

Use plastic tab indexes for the sections of the Manual.

Section 1, General. Provide:

Name of Architect, Mechanical Engineer, Contractor and Mechanical Sub- Contractor.

A complete list of installed equipment with project mark number, indicating name of vendor, address and phone number.

A sub-section with manufacturer's descriptive literature for each item of installed equipment with model, capacities, and all other pertinent information highlighted.

Section 2, Operating instructions. Provide:

General description of each separate system and sub-system.

Schematic as-built control diagrams for each separate system. Diagrams shall bear the date of the acceptance of the project. Include all temperature control panels and their respective functions.

Section 3, Maintenance Instructions. Provide:

Summary list of mechanical equipment used indicating name, model, serial number, and nameplate date of each item together with number and name associated with each system item.

Section 4, Air Conditioning System Balance and Test Run Reports. Provide:

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23 00 00 - 10 AND AIR CONDITIONING
One-half size reproduction of air conditioning plans annotated to match tabulated measurements.

Tabulated and summarized measurements.

Section 5, Warranties. Provide:

A copy of each manufacturer's warranty statement, completely filled out and indicating date forwarded to the respective manufacturer.

PART 2 MATERIALS
A. DUCTWORK

1. General.
a. Construct ductwork to meet all functional criteria defined in section VII, of the SMACNA “HVAC Duct Construction St andards Metal and Flexible”. This shall subsequently be referred to as the SMACNA manual.
b. Interior ducts shall be constructed with G-60 or better galvanized steel (ASTM 527) LFQ, chem treat. Exterior ductwork or any duct exposed to high humidity conditions (i.e. dishwasher exhaust) shall be G-90 or better. c. Support, access doors not part of ducts, bar or angle reinforcing damper rods and items made of uncoated mild steel shall be painted with two coats of two coats primer or provide galvanized equivalent.

2. Rectangular Ducts.
a. Construct ductwork and supports to meet all functional criteria defined in section VII, of the SMACNA “HVAC Duct Construction St andards Metal and Flexible” 2005 Edition. Hanger spacing shall not exceed 8’.

3. Ells. Rectangular ells of ninety degrees shall be mitered and fitted with AERO/DYNE, "HEP" or equivalent, adjustable turning vane of airfoil contour design. Side rails shall be installed so that vane at heel of elbow shall fit snugly without air passing on the back side. Spacing of vanes according to manufacturers recommendations.

4. Round Ducts.
a. Galvanized.

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i. Spiral lockseam with standing rib duct. For round ducts, 8" diameter or less, provide Noll or Young and company snap-lock galvanized steel. ii. Round elbows shall be pleated or welded gore (5 piece ells) . Non- welded gore elbows for use with snap lock ducts shall be taped at gore intersections.

5. Duct Joints.
a. Rectangular. All ducts shall utilize “Ductmate 25/35” factory fabricated duct joint connectors with #440 gasket tape. Flanged interior gaskets shall be Ductmate #440 or Butyl Rubber Gasket which meets Mil-C 18969B, Type II Class B, and TTS-S-001657 must a lso pass UL -723. The material must not contain any vehicle that will support fungal or bacterial growth. Formed on flanges shall not be accepted for any duct exceeding 42” in width or any duct subjected to greater than 2” W.G..
b. Round. All round ducts shall utilize male-female slip joints with minimum three (3) sheet metal screws. 0 -20” ducts shall utilize sealing compound applied continuously around joint before assembling and after fastening. Wrap joints with 3” wide duct tape. 21” – 72” ducts, use 3 -piece, gasketed, flanged joints consisting of two internal flanges (with integral mastic sealant), and one external closure band. Ductmate Spiralmate or equal.

6. Sealing.
a. Interior to Building - Hardcast fiber tape and liquid adhesive. DT -5300 or DT- 540 tape. FTA-20 adhesive. Ductmate PROseal.
b. Exterior to Building - For joints exposed to weather, sealant shall be G.E. silicone. For joints not exposed to weather, sealant shall be Eco-Duct Seal 44- 60, or United Sheet Metal.
c. Exposed Ducts. All joints shall use Hardcast Galva -Grip or equivalent. Joint shall be finished clean from outward appearance.

7. Flexible Insulated Ducts.
a. Shall be J.P. Lamborn Company Type AMF or Thermoflex M-KE acoustical low pressure duct. Duct shall be listed and labeled UL -181 Air Duct; meet NFPA - HUD minimum standards and comply with UMC 6. Duct factory R -value 4.2 minimum. In un-conditioned spaces, R-8 minimum.
b. Hangers shall consist of minimum 3" wide 28 gauge galvanized steel and shall be spaced a maximum of 36" on center. Flexible duct shall be installed in Park Rangers Office Tenant
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compliance with the manufacturer's latest installation instructions. No kinks or sharp bends allowed. Turning radius shall be a minimum of 1.5 times diameter of duct. A copy of which shall be at the site during and after installation. Provide a minimum of at least one hanger per duct section.
c. Connections to round ducts or collars shall be made with galvanized or stainless steel worm clamps or "Panduit" adjustable clamps listed by UL-181. d. Unless indicated otherwise on the drawings, flexible duct shall be limited to the final 5 foot portion of the duct system connecting to the supply diffuser or return grille. Flex duct shall be limited to factory cut pieces with factory applied end connections.

8. Fire Dampers.
a. Fire damper assembly shall bear the U.L. 555 Label and the California State Fire Marshall listing number. Provide duct access door to fire damper as required by job conditions in compliance with Title 24, California Mechanical Code. Fire dampers shall be installed in all rated walls and ceilings penetrated by ducts, grilles and diffusers. Fire damper shall have rating equivalent to construction. Dampers shall be installed in strict compliance with manufacturer's installation instructions.

9. Fire/Smoke Dampers.
a. Damper Assembly shall bear the U.L. 555S Label and State Fire Marshall listing number. Provide access door to smoke damper as required by job conditions in compliance with Title 24, California Mechanical Code. Means of disconnect shall be provided between detector and damper(s), where detector is included as factory mounted and wired. Dampers shall meet most current standard for UL testing. UL555 and UL555S. Dampers shall be suitable for a dynamic system. See details on plans for leakage and velocity requirements. If not listed on plans, provide leakage class I and velocity level at 3,000 FPM.

10. Volume Dampers.
a. Branch Duct Volume Damper - Volume control damper (VCD) in square or rectangular ducts shall be as follows: Opposed blade, 6" maximum blade width, 16- gauge blade, 48" maximum length, nylon or oil impregnated bronze bearings, 1/2" diameter pin shaft, 16-gauge channel frame, actuating rod out of air stream. VCD in round duct shall be as follows: Damper blade full height of branch and 1" less than branch width. All branch dampers shall have regulator with spring loaded shaft nut and serrated self -locking die cast core. Ventlok 640. Provide remote ceiling operator with chrome plated or painted cover where shown on drawings or where damper control is otherwise inaccessible.

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11. Back-draft Dampers.
a. Unless otherwise noted on drawings: .025 aluminum counter -balanced blades with felt strip on mating edges, and machined brass mounted in six gauge steel channel frame, Pacific Model PRO 1100AI or equal. Normally closed back-draft dampers are required at all roof exhaust fans and all outside air intakes.

12. Duct Fire Caulking.
a. All ductwork passing through rated assemblies that do not have a fire or fire/smoke damper shall be installed with a U.L. listed fire caulking assembly.

Exact details of U.L. listed assembly shall be followed. Provide inspector of record and project engine er submittal showing U.L. listed fire caulking detail that the contractor intends to use for each condition. In lieu of fire caulking, at contractors option, provide fire damper installed in accordance with U.L. listing

13. Filters.
a. Pre-Filters.
i. Minimum of MERV 13 filter, consisting of a nominal 2" thick, pleated type, panel filter, CSFM listed. Initial resistance at 500 feet per minute face velocity shall not exceed 0.30" w.g. Provide one complete change of all filters after air balance is completed and prior to final acceptance B. PIPING

14. Refrigerant Piping.
a. General. Copper Type "L", hard drawn, ASTM B88 with wrought copper fittings, silver alloy brazed 1100°F., joints, Sil-Fos or equal. Size 3/8" O.D. and smaller to be refrigerant tube ASTM B 280. All elbows to have long radius.

C. INSULATION

1. All insulation shall be instrict compliance with California Building Energy Efficiency Standards, 2019 Edition, Title 24.

2. Refer to table 120.3-A for pipe insulation thickness required. This shall be a minimum.

If construction documents call for a higher rating, the higher rating shall apply.

3. Insulation shall have a flame spread of not more than 25 and a smoke developed rating of not more than 50.

4. Ducts.

Park Rangers Office Tenant
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HEATING, VENTILATING
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a. General. All supply, return, exhaust ducts and plenums shall be insulated externally and/or lined internally as specified herein or as indicated on the drawings. Ducts in directly or indirectly conditioned spaces shall be insulated to aminimum level of R4.2 Ductwork in unconditioned spaces such as an attic where the roof insulation is at the ceiling level or where located outdoors shall have an insulation level of R8 minimum.
b. Ducts in Attics. All supply and return ducts shall be insulated externally with 2" thick fiberglass 3/4# density. Where rectangular ducts are lined internally, they shall be wrapped on the exterior with 1" thick fiberglass, 3/4# minimum density. c. Exposed Ducts Within Conditioned Spaces. Shall not require external insulation unless noted on the drawings.
d. Ducts Exposed to Weather All supply and return ducts shall be lined internally with 2" thick Manville “Permacote Linacoustic” glass fiber and thermosetting resin duct liner, R -8. Provide with antimicrobial edge coating, Johns Manville Superseal Edge Treatment or Superseal HV. Coating edges with adhesive is not acceptable. All field cut edges must be coated prior to delivering duct to job site. Any lined duct left untreated that has been subjected to dirt and / or dust will be rejected, and will not be accepted for installation. Edges must be treated so that complete coverage is obtained, with no raw edges. Apply as directed by manufacturer’s literature.
e. Interior Duct Surfaces. All supply, return. or exhaust duct connections to air conditioning units or fans shall be internally lined for a minimum distance of ten lineal feet upstream and downstream of fan unless otherwise indicated on the drawings. Interior duct liner where applied for attenuation purposes only shall be 1" thick Manville “Permacote Linacoustic” glass fiber and thermosetting resin duct liner, R -4.2. Provide with antimicrobial edge coating. See paragraph above.
f. Duct Wrap. Shall be tightly wrapped around ducts to prevent sagging with longitudinal and transverse lap of at least 6". Laps shall be wired or stapled to eliminate gaps. Insulation shall be secured by wrapping with 18 gauge galvanized wire 12 o.c. adhesi ve. Insulation shall be applied with density identification exposed.
g. Duct Liner Shall be adhered to clean metal with minimum 100% coverage of adhesive such as 3M Adhesive #38, additionally secured with approved mechanical clips or welded pins per SMACNA standards. Provide with antimicrobial edge coating. Apply per paragraph 2 d) above. Coating edges with adhesive is not acceptable.

Park Rangers Office Tenant
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5. Piping
a. Refrigerant. Cover piping with foamed plastic insulation. Longitudinal and end seams shall be thoroughly cemented with adhesive in accordance with manufacturer's recommendations. Cover all fittings, unions, valves and connections. Piping exposed to weather shall be covered with at least two coats of protective finish. Piping exposed to weather shall be painted with two coats of Arma Cell WB Finish.

PART 3 EQUIPMENT
A. General Requirements

1. Start-up. All equipment shall be started and tested in strict accordance with the manufacturer’s written instructions. Provide the inspector of record factory start -up literature for each mechanical item. Demonstrate to inspector that strict compliance to the start-up procedure has been completed for each it em. Start -up sheets must be completed and turned in with the O&M manuals. Start -up sheets must be signed by the owner of the installing contractor certifying that the start -up has been comple ted per manufacturer’s written instruction.

2. Acceptance Testing. Complete acceptance testing of all systems and equipment as required under the Building Energy Efficiency Standards, 2013 Edition, Title 24. Submit all completed and signed forms to the building department or the Division of the State Architect, where applicable.

3. Capacity. Capacities shall be in accordance with schedules shown on drawings.

Capacities are to be considered minimum.

4. Dimensions. Equipment must conform to space requirements and limitations as indicated on drawings and as required for operation and maintenance. Where architectural screening is indicated, equipment shall not extend above or beyond screening. Equipment is not acceptable that does not readily conform with the space conditions. Prepare and submit layout drawings for all proposed equipment (different than scheduled units) showing actual job conditions, required clearances for proper operation, maintenance, etc.

5. Ratings.
a. Gas. Natural gas burning equipment shall be furnished with 100% safety gas shut-off, intermittent pilot ignition, and be approved by AGA. b. Electrical. Electrical equipment shall be in accordance with NEMA Standards and UL listed where applicable standards have been established.

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6. Piping. Each item or assembly of items shall be furnished completely piped for connection to services. control valves and devices shall be provided. Equipment requiring domestic water for none-potable use shall be provided with backflow preventer acceptable for intended use by local governing authorities.

7. Electrical.
b. General. Each item or assembly of items shall be furnished completely wired to individual terminal blocks for connection to single branch electrical circuit. All electrical accessories and controls required by equipment shall be provided.

Provide terminal blocks for controls and interlocks not included in equipment package.
c. Wiring. Conductors, conduit, and wiring shall be in accordance with Electrical Specifications. Individual items within assembly shall be separately protected with dead front, fused disconnect, fuse block, or circuit breaker for each underground conductor. Switches, contacts and other devices shall be in undergrounded conductors.
d. Motors. Shall be rated, constructed and applied in accordance with NEMA and ANSI Standards without using service factor. Single -phase motor shall be of type to suit application. Three- phase motors shall be of type to suit application.

Three-phase motors shall be open drip proof, NEMA B design on pumps and fans, NEMA C on reciprocating equipment, sealed ball bearing, three -phase indication. Insulation shall be double dip and bake with Class F thermal polyester non-hygroscopic epoxy base insulating materials. Design shall limit starting inrush current and running current to values shown on drawings.

Motors exposed to weather shall be open drip-proof approved by manufacturer for this type of service. All motors 1 horsepower and larger shall be the high efficiency type with efficiency and power factor equal or exceeding Century E - Plus.

8. Fan Selection.
a. Fan Curves. Performance curves shall be submitted for all units of 3000 CFM or greater. Operating point for forward curved fans shall be from point of maximum efficiency toward increased CFM limited by horsepower scheduled.

Operating point for backward inclined fans shall be selected near point of maximum efficiency. Curves shall plot CFM verses static pressure with constant brake horsepower, RPM and efficiency lines.

Park Rangers Office Tenant
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b. Static Pressure. Unless otherwise noted, pressure scheduled as external static pressure (ESP) includes all ductwork and accessory losses external to the unit housing. Unless otherwise noted, pressure scheduled as total static pressure includes all ductwork, filter, coil, cabinet, damper and other accessory losses.

Unless otherwise noted, pressure scheduled as duct static pressure includes all supply and return ductwork and accessory losses external to the unit housing and plenum (as applicable). The allowance for filter losses is 0.3" WC, unless otherwise noted. Submit itemized static pressure losses for all components.

9. Screens. All duct or louver openings to the outside shall be covered with 1/4" galvanized screen.

10. Mixing Dampers. Opposed blade, 16-gauge. Six-inch maximum blade width, 48" maximum length. Nylon or oil impregnated bronze bearings. One-half inch diameter pin shaft. 16-gauge channel frame. One percent maximum leakage at 4" WC in accordance with AMCA 500 for outside air dampers. Actuating rod out of air stream.

PART 4 INSTALLATION
A. DUCTWORK

1. Installation shall conform with NFPA 90A and SMACNA Low Pressure Duct Construction Standards 2005 Edition. Provide mounting and supporting of Ductwork and accessories including, but not limited to, structural supports, hangers, vibration isolators, stands, clamps and brackets, access doors, and dampers. Install ductwork accessories as indicated in accordance with the manufacturer's printed instruction.

Allow clearance for inspection, repair, replacement, and service. Ductwork and accessories shall be installed in a manner to prevent vibration and rattling.

2. Deflectors. Provide in rectangular elbows, duct mounted supply outlets, take -off or extension collars to supply outlets, and tap-in branch take-off connections. 45 degree take-off is an acceptable alternative for low velocity systems (below 1,500 FPM).

3. Grilles. Each air inlet and outlet shall be flush with finished surface of wall or ceiling and shall be securely attached thereto. Provide plaster grounds at locations of all wall and hard surfaced ceiling grilles.

4. Branch Take-Offs. All branch ducts from main supply air and to return air trunk duct shall be provided with splitter blade full height of branch take-off and 1" less than branch width. Regulators to be Young or equal. Dampers located in inaccessible areas shall have extended shafts with concealed regulator in adjacent ceiling or wall.

5. Dampers. Install volume control damper and damper regulator on all branch ducts.

6. Flexible Glass Fiber Duct. The use of flexible duct is limited to the last 5 feet of each branch duct (i.e. one 5 foot section of flexible duct may used to connect the grille to the sheet metal branch duct). No joints permitted in 5' length. Joints shall be Park Rangers Office Tenant
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installed with metal bands and fiber tape and adhesive. Minimum turn radius shall be in accordance with SMACNA Standards (turn radius of duct centerline not less than

1.5 times the duct diameter).

7. All [ducts] and [mechanical / plumbing piping] shall be supported and seismically braced in compliance with OSHPD Pre-Approval No. OPM-0052-13 the "B-Line / Tolco Seismic Restraint System" or other OSHPD pre-approved system. Copies of the above publication and details shall be provided by the Contractor and maintained at the project site until final acceptance.

B. PIPING

1. Refrigerant Piping.
a. Pipe shall be cut square. Joint surfaces shall be thoroughly cleaned, fitted and erected before brazing. After installation, evacuate to 29 inches of mercury, ambient temperature during evacuation, fill with dry nitrogen to 250 psi and maintain for two-hour period without additional charge. After nitrogen test, purge with refrigerant charged through dryer and maintain holding charge in system and equipment.

C. INSULATION

1. See materials section of this specification for installation requirements.

D. EQUIPMENT INSTALLATION

1. It shall be the responsibility of the equipment installer to ensure that no work done under other specification sections shall in any way block or otherwise hinder the equipment. All equipment shall be securely anchored in place.

E. SYSTEM AIR BALANCE

1. General.
a. The contractor shall employ the services of an independent system balancing company registered by AABC, NBC, or NEBB. The balancing contractors shall be limited to one of the following:
i. Air Control Services 515 E. 19th St., Bakersfield, CA 93305 (661) 327-8755 Park Rangers Office Tenant
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ii. Air Control Balancing 1959 N. Gateway #103, Fresno, Ca. 93727 (559) 454-8000
iii. American Air Balance 4721 E. Hunter, Anaheim, Ca. 92807 (714) 693-3700 iv. Los Angeles Air Balance Co. 1848 W. 11 St., Upland, Ca. 91786 (909) 931- 1114
v. RS Analysis 111 Natoma Street, Folsom, Ca. 95630 (916) 351-9842 vi. National Air Balance 4171 Business Center Drive, Fremont, Ca. 94538 (510) 623-7000
b. Submit within thirty (30) days after receipt of contract, submittal data forms of the selected balance company for the testing and balancing of the air conditioning, heating, and ventilation systems.
c. After development of the balancing procedure to be followed for each respective system, a representative of the system balancing company shall periodically visit the jobsite, particularly before any insulation is applied to ducts or piping, and confirm the suita bility of the ducts, piping, accessories, hardware, and access panels installed for balancing. Any noted deficiencies shall be reported to the Contractor in writing with a copy to the Engineer. Noted deficiencies shall be corrected at this time by the Contractor.
d. Final system testing and balance shall not begin until the system has been completed and is in full working order. The Contractor shall put all heating, ventilating, and air conditioning systems and equipment into full operation and shall continue the operation each working day during the balancing procedure.

The balancing company shall be responsible for all adjustments to the heating, cooling and ventilating equipment necessary for the system to operate as specified. Upon completion conduct a running t est under substantial load conditions demonstrating to the satisfaction of the Owner's representative that all equipment and controls are operating as intended and have been properly adjusted for these conditions.
e. The system balance company shall include an extended warranty of one hundred eighty (180) days after completion and acceptance of test and balance work, during which time the Engineer at his discretion may request a recheck, or resetting of any outlet, fan , etc., as listed in report. The system balance company shall provide technicians to assist the Engineer in any re-test required during this period. Seasonal re-balance during the first year of operation is part of the scope of this specification.
f. The flow quantities shown on the drawings are not to be considered absolute.

If changes in flow quantities are required to attain comfort conditions in any area, the balancing company shall make the required changes at no extra cost.

Park Rangers Office Tenant
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HEATING, VENTILATING
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2. Procedure.
a. The testing and balancing of the systems, including all equipment, ducts, piping, and accessories shall be done in strict compliance with the latest edition of the Procedural Standards for Testing, Adjusting, Balancing of Environmental Systems as published by National Environmental Balancing Bureau or equivalent AABC standard.

3. Acceptance of Tests.
a. In the event any tests or inspections prove unsatisfactory, such shall be made a matter of record. Acceptance of the system shall be postponed until all defects or improper adjustments have been corrected and the work is again inspected and tests satisfactorily repeated.

4. Data to be Furnished.
a. At completion of running tests two (2) complete sets of data listed below for all items of equipment shall be furnished for incorporation in Owner's Equipment Manual for the project:
b. Manufacturer's equipment outline drawings.
c. Manufacturer's performance curves for fans, pumps, and flow control devices and capacity tables for equipment.
d. Pertinent running test data; such as system test points, test point data, horsepower, RPM, FLA, etc., including final instrument set points and adjustments as left.

5. Fan Drives.
a. Shall be changed as necessary to obtain the desired flow rate at minimum brake horsepower and to avoid objectionable fan or air noise in any part of the building. As a part of the work of this contract, the Contractor shall make any changes in the pulleys, belts, and dampers or the addition of dampers, required for the correct balance as recommended by system balancing company, at no additional cost.

6. Pump Impellers.
a. Shall be changed as necessary to obtain the desired flow rate at minimum break horsepower and to avoid objectionable pump or water noise in any part of the system. As part of the work of this contract the Contractor shall make any Park Rangers Office Tenant
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HEATING, VENTILATING
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changes in the impeller, valves, or the addition of valves, required for correct balance as recommended by the system balance company.

F. TEMPERATURE CONTROLS

1. General.
a. A complete system of automatic temperature control shall be provided.

Complete system shall consist of the existing plus that which is necessary for proper function and operation
b. All conduit and wiring shall be installed in strict compliance with spec division 26, electrical.
a. Sequence of Operation. Refer to temperature control diagram on the drawings.

With initial submittal and on record drawings include narrative of system operation describing start-up, automatic operation, and shut-down.

2. Electrical Wiring. All electrical wiring and conduit in connection with the drawings shall be provided under Specification Division 23. Any wiring not shown on the drawings but required for proper operation of the automatic temperature control system shall be performed under this Section.

3. Control Panels. Surface and/or flush mounted temperature control panels, with continuously hinged and latched door, shall be provided where shown on the drawings or required by the control system. All time clocks, relays, switches, and contactors, shall be mounted in the control panel, as indicated on the control diagrams. Each switch shall be given a black micarta nameplate with 1/2" white engraved letters indicating the piece of equipment it controls. Shop drawings of the panels shall be submitted for review before fabrication.

4. Pelican Room Thermostats per plans.

END OF SECTION 23 00 00
Park Rangers Office Tenant
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GENERAL CONDITIONS FOR ELECTRICAL WORK
SECTION 26 60 00
26 60 00 - 1 GENERAL CONDITIONS

FOR ELECTRICAL WORK
PART 1 ORDINANCES, REGULATIONS AND CODES

1.1 RELATED DOCUMENTS
A. Drawings and general provisions of Contract, including General and Supplementary conditions, Divisions 0 and 1, specifications apply to work of this section.

1.2 All work must conform to the requirements which fall within the scope of the regulations in the Codes or under the jurisdiction of any of the governing bodies listed.

A. The California Code of Regulations, Titles 19 thru 24.

B. The California Electrical Code as applicable under current state and local regulations (latest edition and supplements).

C. State Board of Health.

D. CAL-OSHA Regulations.

E. Nothing in these Specifications or shown on the plans, shall relieve the Contractor from full compliance with applicable portions of any of the above regulations pertaining to work which he is installing under this Contract.

1.3 PERMITS AND FEES
Pay for and obtain all permits, inspection fees, etc., as required for the completion of all work included in this Contract. Any inspection Certificates required shall be obtained and delivered to the Owner.

1.4 EXAMINATION OF DRAWINGS AND SITE
Before submitting his bid, the Contractor shall carefully examine the Architectural, Structural, Mechanical and Plumbing Drawings for this work, along with the Specifications for same in addition to the drawings and specifications governing the work of this trade. He shall also visit the site of the proposed construction and familiarize himself with all the site conditions. No subsequent allowances will be made to the Contractor because of his negligence in complying with the above or his alleged inability to understand the requirements.

Park Rangers Office Tenant
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26 60 00 - 2 GENERAL CONDITIONS

FOR ELECTRICAL WORK

1.5 CONDUCT OF THE WORK
The Contractor shall maintain on the job a competent foreman or a superintendent at all times to superintend the work.

1.6 CONTRACTOR'S RESPONSIBILITY
The Contractor shall be responsible for the safety and good condition of all materials and equipment until final acceptance by the Owner. He shall erect and maintain suitable barriers, protective devices, lights and warning signs where required for the protection of the public and employees about the buildings. He shall be fully responsible for any loss or injury to persons or property resulting from his neglect or the carelessness and neglect of his employees.

1.7 SUBMITTALS
A. Shop drawings of power and signal service and distribution equipment and lighting fixture catalog cuts shall be submitted for approval in electrical format (PDF).

B. All shop drawings shall be submitted at one time in a neat and orderly fashion in a suitable binder with title sheet including Project, Engineer and Contractor, table of contents and indexed tabs dividing each group of materials or item of equipment. All items shall be identified by the specification paragraph number for which they are proposed. All equipment shall also be identical by the mark number as indicated on drawings.

C. Equipment or material furnished or incorporated in construction without prior approval of the Architect may be rejected and if rejected shall be removed from the structure and replaced with approved equipment or material at the Contractor's expense.

1.8 RECORD DRAWINGS
See Execution and Closeout Requirements, Section 01 70 00.

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26 60 00 - 3 GENERAL CONDITIONS

FOR ELECTRICAL WORK

1.9 CATALOG DATA AND OPERATING INSTRUCTIONS
Upon completion of the work in this Contract, the Architect shall be furnished with a complete set of catalog data which describes each piece of equipment installed under this Contract. The catalog shall be bound in a set and shall be clearly labeled as to each item of equipment used.

PART 2 LOCATIONS

2.1 The work as laid out is to some extent diagrammatic, and the location thereon indicated may be approximate only. The Contractor, therefore, shall install all the equipment, apparatus, conduit runs and the like as follows:

A. Adhere to the location indicated as far as possible.

B. Maintain ample head room in all rooms and passageways, clearance around all apparatus and equipment and under pipe lines for unrestricted passage and for easy servicing of all apparatus, equipment, devices and the like.

C. Verify the exact locations of all fixtures and other apparatus or devices as indicted on the drawings. In the event these drawings do not sufficiently indicate the locations for all such fixtures, apparatus or devices, the Contractor shall obtain the exact locations from the Architect.

2.2 VERIFICATION OF DIMENSIONS
A. The Contractor shall, as work progresses, verify the dimensions of the spaces available for the installation of the work and he shall assume full responsibility for the proper locations and grading of each portion thereof.

B. Where the work requires connections to be made to equipment that is furnished and set in place by others, the Contractor shall obtain exact locations and rough-in dimensions from the manufacturer of such equipment and he shall install the connections in a neat and workmanlike manner.

2.3 CUTTING AND PATCHING
This Contractor shall do all cutting and patching of the work for the installation of the equipment and materials as approved by the Architect and/or Engineer. All patching shall accurately match the adjoining work.

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26 60 00 - 4 GENERAL CONDITIONS

FOR ELECTRICAL WORK

2.4 BORING
A. Provide mechanical boring equipment to bore under existing asphalt, concrete, or other surfaces or objects as noted on the drawings. All borings shall be a minimum of 24” under the substrate material unless otherwise authorized by the Architect.

B. Holes shall be bored not to exceed 1” larger diameter than the largest component remaining in the excavation.

C. Water or air pressure jetting are not permitted, unless they comply with the following requirements:
1) All surfaces of the hole can be visually inspected with 6’ maximum length.
2) All objects shall be supported continuously to prevent sagging.
3) The hole shall be filled with compacted damp sand and inspected by the Project Inspector or Materials Testing Lab technician.

2.5 FOUNDATIONS AND SUPPORTS
This Contractor shall provide all foundations, supports and hangers, etc., as required to install the equipment as specified or shown on the drawings. All equipment shall be supported, braced and cross-braced in such manner as to prevent sway and/or lateral movement.

2.6 EXCAVATION AND BACKFILLING
A. Excavating required for the installation of the work shall be done by this Contractor. Underground lines outside the buildings shall be installed with a minimum cover of 24" except depth of utility services shall comply with respective utility company requirements.

B. The conduit shall be laid on material described below to afford bearing for the full length of the conduit. Any part of the trench excavated below grade shall be corrected with thoroughly compacted material approved by the Architect.

C. When the bottom uncovered at subgrade is soft and, in the opinion of the Architect, cannot support the conduit, a further depth shall be Park Rangers Office Tenant
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26 60 00 - 5 GENERAL CONDITIONS

FOR ELECTRICAL WORK
excavated and refilled to conduit foundation grade as required by the Architect.

D. Backfill:
1) 6" Below, Around, and to 6" Above Conduit: Material shall be sand. Place carefully around and on top of conduit, taking care not to disturb conduit. Consolidate with vibrator. 2) 6" Above Conduit to Grade: Material shall be sandy or silty loam, free of lumps, laid in 6" layers, uniformly mixed to proper moisture and compacted to required density. If
backfill is determined to be suitable and required compaction is demonstrated by laboratory test, water compaction in 6" layers may be used, subject to review by Engineer.

E. No excavation below the level of, or adjacent to, foundations of footings shall be made except in a manner approved by the Architect.

F. A red or yellow tracer tape stating "CAUTION ELECTRIC LINE BURIED BELOW" shall be installed 12" above conduit, full length of trench.

G. Electrical conduit shall not be run in excavations provided for plumbing or heating pipes, unless separated by a minimum of 12 inches.

H. Verify location of all underground lines with Owner and utility companies before starting excavation. If any utility company facilities are identified and located within the perimeter of the building, the Contractor shall stop work, promptly notify the Architect and secure his instructions.

I. Ten (10) days before doing any excavation or trenching, contact "Underground Service Alert," 1-800-642-2444, advise them of work schedule and comply with their recommendations.

2.7 CLEANING UP
A. The Contractor shall keep the premises free from accumulations of his waste material or rubbish. At the completion of the work, he shall remove all his rubbish, tools, scaffolding and surplus materials from and about the buildings, leaving the premises in a clean condition.

Park Rangers Office Tenant
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B. All exterior surfaces of exposed equipment and material shall be thoroughly cleaned of all dirt, cement, plaster and other debris, including the exterior surfaces of all conduit, conduit fittings, conduit hangers, insulation and the like.

C. All surfaces to be painted shall be carefully wiped or otherwise cleaned; cracks and corners scraped out clean, grease and oil spots removed so that surfaces may receive paint without further preparation.

D. All fixtures and plated materials shall be thoroughly cleaned and polished.

2.8 DAMAGE BY BREAKS
The Contractor shall be responsible for all damage to any part of the premises caused by breaks in conduit or fixtures furnished and/or installed by him under this specification for a period of one (1) year from date of acceptance of the project by the Owner.

2.9 SITE CONDITIONS
A. Where existing utilities are shown on the plans, extreme care shall be exercised in excavating near these utilities to avoid any damage thereto, and the Contractor shall be held responsible for any such damage caused by this operation.

B. The general location and arrangement of conduit, equipment apparatus, etc., as shown in the drawings or herein specified and all installations shall be made in accordance therewith. Information on the drawings relative to existing services is approximate only.

Minor deviations required to conform to actual locations shall be made without additional cost to Owner.

C. Should existing utilities, not shown on the plans, be found during excavations, or identified, the Contractor shall promptly notify the Architect for instructions as to further action. Failure to do so will make the Contractor liable for any damage there arising from his operations after discovery of such utilities not shown on the plans.

These utilities shall be removed or relocated as directed by the Architect. An equitable adjustment in the Contract will be made for the additional work involved.

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26 60 00 - 7 GENERAL CONDITIONS

FOR ELECTRICAL WORK
D. The Contractor shall use special precautions where excavations are made in the areas near electrical ducts since they may be high voltage ducts. All such ducts shall be exposed by careful hand excavation so as not to damage the ducts or cause injury to personnel and shall be suitable marked with warning signs, barricades, etc. as required.

2.10 STANDARD PRACTICE
All work not shown in complete details shall be installed in conformance with the best standard practice for the trade.

2.11 INTENT
It is the intention to provide systems that are complete in every respect without further cost to the Owner. Anything not shown in drawings, or indicated in the specifications, but required for complete operating systems shall be included as part of this Contract. This shall include all connections to existing services.

2.12 SPECIAL NOTE
Attention of Contractor is hereby called to all work covered by notes on the drawings. Work covered by notes must be furnished and installed whether it is specifically mentioned in these specifications or not.

2.13 GUARANTEE
Except as otherwise specified, all materials, apparatus equipment furnished and installed under the Electrical Section of this specification shall be new and free from all defects. Should any trouble develop within a period of one (1) year from date of acceptance of the work, due to inferior or faulty material and/or workmanship, the trouble shall be corrected and material and equipment replaced by the Contractor without expense to the Owner.

2.14 SERVICES
The location of any existing utility services shown on the drawings is approximate and shall be checked by this Contractor for exact location.

Refer to “EXCAVATION AND BACKFILLING” for additional requirements.

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City of Bakersfield
26 60 00 - 8 GENERAL CONDITIONS

FOR ELECTRICAL WORK

2.15 LIST OF MATERIALS
Within thirty (30) calendar days after the award of the Contract, the Contractor shall submit electrical format (PDF) of a complete list of materials to be installed under this Contract, giving, in the case of each item of material to be used, the name of the article. All substitutes must be approved by the Architect as stipulated in Section 01620.

2.16 ACCESS OPENINGS
It shall be the responsibility of the Contractor to provide sufficient and convenient access openings, panels, etc., in the building construction where required for the maintenance of, installation and/or removal of all equipment, or other items of the various systems and equipment.

2.17 PURCHASE ORDERS AND ACCEPTANCE
A. The Contractor shall file with the Architect two (2) certified copies of all purchase orders, for materials, equipment, appliances and rentals thereof within two (2) weeks from date of Notice to Proceed with the Contract if requested by the Architect.

B. The Contractor shall file with the Architect two (2) certified copies of acceptance of purchase orders for materials, equipment, and appliances by the manufacturer, distributor or wholesale house within six (6) weeks from the date of Notice to Proceed with the Contract if requested by the Architect.

C. Failure to provide same within the stipulated time shall be deemed sufficient cause for the Architect to withhold certificates of payment for work completed or materials and equipment provided by the Contractor or his subcontractors toward the completion of their Contracts.

END OF SECTION 26 60 00
Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield

BASIC ELECTRICAL MATERIALS AND METHODS
SECTION 26 70 00
26 70 00 - 1 BASIC ELECTRICAL

MATERIALS AND METHODS
PART 1 GENERAL

1.1 RELATED DOCUMENTS
A. Drawings and general provisions of Contract, including General and Supplementary conditions, Divisions 0 and 1 and Section 26 60 00 specifications apply to work of this section.

1.2 SCOPE OF WORK
This portion of the work includes the furnishing of all labor and materials necessary for the complete wiring system to outlets and all equipment shown on the drawings or covered by this Section of the Specifications and other Division 26 and Division 28 sections of the Specifications. In general, the work includes the following:

A. Complete system of conduits, substructures and equipment for power, telephone and cable television services. The Electrical Contractor shall inform the respective utility companies that the project has been started and confirm that all forms, which are required for the Application for Service, have been completed and submitted to the Utility Company. The Electrical Contractor shall obtain a copy of the approved engineering drawings prior to construction.

B. Complete system of branch circuit wiring, conduit and distribution equipment for lights, receptacles and power.

C. Furnish and install lighting panelboards, lamps, lighting fixtures, wall switches, convenience outlets, etc. as shown on drawings.

D. All hangers, anchors, sleeves, chases and supports for fixtures, all electrical equipment and materials.

E. Furnish, install and connect wire, conduit and switches, etc. required for other equipment covered by other sections of these Specifications.

F. All excavating and backfill as required for electrical work.

G. The patching and repair of all work modified or damaged by the installation of work under this Contract.

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MATERIALS AND METHODS
H. Outlet boxes and conduit system for telecommunications (voice and data).

I. Demolition work.

J. Terminal cabinets and backboards.

K. The Contractor shall furnish and install all work necessary to make complete systems, whether or not such details are mentioned in these Specifications or shown on the drawings, but which are necessary in order to make complete working systems, excepting only those portions that are specifically mentioned therein or plainly marked on the accompanying drawings as being installed by other Contractors.

L. Electrical Contractor must coordinate his work with the work of other trades so as to provide raceways, conductors and outlets in the correct location for the equipment served, including all built-in appliances, mechanical, and signal equipment and connect same.

Electrical Contractor must provide power of the correct voltage and phase to each item of equipment.

M. Before construction starts, the Electrical Contractor shall arrange a coordination meeting with the General Contractor and all other subcontractors supplying equipment that requires electrical connections. All electrical requirements shall be verified and any problems shall be immediately reported to the Architect.

Equipment items to verify shall include, but not be limited to:

Voltage, amps, phase, location, orientation, space requirements, type of connection, starter and disconnect location and provision, control system operation and requirements, etc.

N. The above list is given for the convenience of the Contractor and is not considered all-inclusive.

1.3 TEMPORARY CONSTRUCTION POWER
A. Provide a temporary construction power system that is adequate for this project. Coordinate requirements and details with the General Contractor. All 120V, 15A and 20A receptacles shall have ground fault circuit interrupter protection.

PART 2 WORK NOT INCLUDED

2.1 The furnishing and installation of motors.

2.2 Access panels.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
26 70 00 - 3 BASIC ELECTRICAL

MATERIALS AND METHODS
PART 3 MATERIALS

3.1 All materials, appliances and equipment except that furnished by the Owner shall be new, bear U.L. Label and of the make, brand or quality specified or as accepted by the Architect as herein provided. This shall also apply to all parts of the work whether or not this particular paragraph is referred to by number.

3.2 All apparatus, conduit systems, etc., shall be installed and interconnected so as to form complete systems as herein specified and/or shown on all the accompanying drawings. This Contractor shall furnish and install all work necessary to make complete working systems, excepting only those portions that are specifically mentioned herein or plainly marked on accompanying drawings as being furnished by other contractors.

3.3 MAIN SWITCHBOARD
A. Dead front, dead rear, floor standing, consisting of underground pull section, main section with main circuit breaker and equipment to accommodate power company’s current transformer and meter, distribution section and sub-feed circuit breakers as shown on drawings. Main switchboard shall be as manufactured by Square D, General Electric, Eaton, Siemens or approved equal.

B. Circuit breakers shall be molded case type, quick-make, quickbreak, with thermal magnetic trip. Size and rating shall be as shown on the drawings. All circuit breakers shall be bolt-on type.

Two and three pole breakers shall have integral internal common trip. All circuit breakers, rated 100 amps and larger, shall be equipped with adjustable instantaneous trip settings.

C. Finish shall be one coat of rust-inhibiting primer and two coats of gray enamel.

D. Full-size buses shall extend the full height of the distribution section. A copper ground bus shall be provided firmly secured to each vertical section structure and shall extend the entire length of the switchboard.

E. Section or sections shall be fully bussed with either copper or tin- plated aluminum bussing with all hardware in place for future devices. The bussing shall be braced to withstand the fault current of 50,000A symmetrical minimum. Filler plates as required shall be supplied with two handles on each plate. Sub-feed devices shall be of the types indicated on the drawings and shall be lockable in the “Open” position. A nameplate shall be supplied for each device in Park Rangers Office Tenant
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City of Bakersfield
26 70 00 - 4 BASIC ELECTRICAL

MATERIALS AND METHODS
each section of each switchboard affixed to the switchboard trim adjacent to device and indicating name of device as shown one line diagram. Black letters shall be minimum ¾” high on white background.

F. All circuit breakers in main switchboard shall have short circuit current interrupting capacity exceeding the maximum available at service transformer. Contractor shall be responsible for obtaining fault current information from serving Utility Company prior to fabrication of main switchboard. The main switchboard shall have an integrated short circuit current interrupting rating of minimum of 30,000A symmetrical, or greater if indicated on drawings.

G. Underground pull sections shall be manufactured by the same manufacturer of the switchboard and per the serving Utility Company’s requirements.

H. The Electrical Contractor shall submit three (3) copies of the main switchboard shop drawings to the Serving Utility Company for their approval prior to fabrication of the main switchboard.

3.4 PANELBOARDS
A. The panelboards shall be constructed in accordance with the standard set up by the Underwriters’ Laboratories, Inc., and as manufactured by Square “D”, General Electric, Eaton, Siemens or approved equal, and each shall contain the number and type of circuit breakers as indicated on the drawings. All circuit breakers, rated 100 amps and larger, shall be sub-feed type and equipped with adjustable instantaneous trip settings.

B. The panelboards shall be equipped with a hinged lockable door, piano hinged trim and typewritten circuit directory. All finish in offices, corridors or areas subject to public view shall be prime coat for finish coat by painter. In storage rooms, equipment rooms, etc., finish shall be standard factory gray Hammertone. Provide a flush lock on all panelboards.

C. Provide an engraved Bakelite nameplate, fastened with screws or rivets to the face of each panelboard, which will identify it.

D. Any panel with an isolated ground bus shall have a nameplate stating “IG CIRCUITS”. Nameplate to be same size and color and adjacent to panel designation nameplate.

E. Seven copies of detailed construction drawings for the panelboards and terminal cabinets shall be submitted to the Architect for Approval before their construction is started.

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MATERIALS AND METHODS

3.5 TRANSIENT VOLTAGE SURGE SUPPRESSORS
A. Surge suppressors shall be Transient Voltage Surge Suppressor (TVSS) AC type, and shall meet or exceed UL 1449, ANSI IEEE C62.41 Categories A, B and C for switchboards and panels and ANSI IEEE C62.41 Categories A and B for duplex receptacles.

B. Provide TVSS at locations shown on drawings as described below:
1) Main and Distribution Switchboards and Panelboards – Suppression shall be included and factory mounted within the panelboard by the manufacturer of the panelboard, using a direct bus bar connection (cable connection between bus bar and TVSS device is not acceptable). TVSS equipment shall be Square D “XGA” series, G.E.
“Tranquell” series, Eaton or approved equal.
2) Duplex Receptacles - Leviton #8380-IG-O or approved
equal.

All TVSS equipment shall have built-in diagnostics and shall indicate when the equipment is not providing the intended protection.

3.6 MOTOR CONTROL CENTERS
A. Motor Control Center shall be Square “D” Company Model 6, General Electric, Eaton or approved equal, and shall consist of one or more enclosed vertical sections joined together to form a rigid, free standing assembly. The construction of the Motor Control Center shall meet the requirements set forth by Underwriters’ Laboratories publication UL 845, NEMA publication number ICS-3 Part 1 and California Electrical Code. Motor Control Center shall be suitable for operation for the type of service as indicated on drawings. The enclosure shall be NEMA 1 or 3R as required.

B. Buses shall be made of tin-plated aluminum.

C. Combination starter units in each vertical section shall consist of full voltage magnetic starters, thermal magnetic molded-case circuit breakers, and auxiliary control devices, as required and as shown on plans. All auxiliary equipment, except that which is specified for mounting on the door, shall be mounted within the compartment.

Each unit shall be provided with unit door, unit support pan, unit saddle, and unit disconnect operator.

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MATERIALS AND METHODS
D. Each combination starter unit shall have a door securely mounted with rugged concealed-type hinges that allow the door to swing open a minimum of 112 degrees for ease of unit maintenance and withdrawal. Each unit door shall be interlocked with it’s disconnect mechanism to prevent the door from opening when the unit is energized. A defeater mechanism shall be provided for defeating this interlock by authorized personnel. Removable door panels held with captive type screws shall be provided on starter unit doors for mounting push buttons, HOA selector switches and pilot lights.

Each starter unit door shall house an external low-profile overload reset button for resetting the overload relay in the event of tripping.

Each unit shall have its own 120 volt control transformer.

E. Full voltage, non-reversing magnetic starters shall be furnished in all combination starter units, NEMA sizes as indicated on drawings.

F. Thermal overload relays on starters shall be non-compensated bimetallic type with selector for either auto or manual reset.

Overload heater units shall be provided in each leg of starter unit.

Each starter shall have 2 auxiliary contacts, 120 volt control transformer, HOA switch and stop, run pilot lights.

G. A control center identification nameplate with full factory identification numbers and characteristics shall be fastened on the vertical wire through door of every section. Each control center unit shall have its own identification nameplate fastened to the unit saddle.

H. Motor control center wiring shall be NEMA class I, type B.

3.7 MAGNETIC STARTERS
A. Motor Starters shall be across-the-line magnetic type rated in accordance with NEMA Standards, sizes and horsepower ratings, mounted in general purpose enclosures, or NEMA 3R as required.

All starters shall be full voltage, non-reversing, unless otherwise noted. Thermal overload relays on starters shall be non- compensated bimetallic type with selector for either auto or manual reset. Overload heater units shall be provided in each leg of starter unit. Each starter shall have 2 auxiliary interlock contacts.

B. Each starter shall have 120 volt control transformer and HOA selector switch mounted on cover.

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MATERIALS AND METHODS

3.8 TERMINAL CABINETS
A. Terminal cabinets shall be flush or surface mounted as indicated with hinged doors and lock. The exterior finish to be same as for panelboards. Provide ¾” plywood backing inside of cabinet.

Provide proper number of terminals in cabinets as required.

B. Provide a Bakelite nameplate fastened with screws or rivets to the face of each terminal cabinet, which will identify it.

C. Provide circuit directory and holder on inside of door with one line for each conductor entering and each conductor leaving cabinet.

3.9 RACEWAYS AND FITTINGS
A. Shall be as manufactured by Allied Tube and Conduit Corporation, AFC Cable Systems, Inc., Carlon, Cantex, PW Pipe or approved equal.

B. Galvanized rigid steel conduits (RSC) may be used in all locations.

C. For underground runs in direct contact with earth, conduit shall be wrapped with PVC tape or shall have factory applied PVC coating.

D. Galvanized intermediate metallic conduit (IMC) may be used in indoor locations not in direct contact with earth.

E. Galvanized electrical metallic tubing (EMT) may be used in indoor dry locations in which it is:
1) Not subject to physical damage.
2) Not in direct contact with earth.
3) Not in concrete slabs.
4) Not in hazardous areas.
5) On roof or walk cover when specifically shown on drawings. 6) In masonry walls, not in same cells as rebars.

F. Non-metallic rigid conduit shall be PVC Schedule 40 and may be used:
1) Underground.
2) Below concrete slab on grade.
3) In concrete slab on floors above grade.
4) In masonry walls, not in same cells as rebars.

G. Flexible steel conduit may be used in dry locations for final connections to:

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City of Bakersfield
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MATERIALS AND METHODS
1) Motors, transformers and other mechanical equipment, not to exceed 18 inches.
2) Lighting fixtures, not to exceed 72 inches.
3) Facilitate wiring in tight locations, when approved by Engineer.

H. Flexible aluminum conduit may be used in walls or in attics to facilitate wiring in tight locations, when approved by the Engineer.

I. Liquidtight flexible steel conduit shall be used in outdoor or wet locations for final connection to motors or other mechanical equipment, not to exceed 18 inches.

J. Fittings:
1) For rigid and intermediate steel conduits, fittings shall be:
a. Galvanized rigid steel threaded type.
b. Provide insulated grounding bushings at switchboard
enclosures and panel enclosures for feeders.
2) For electrical metallic tubing (EMT), fittings shall be:
a. Zinc plated steel set screw type in dry locations.
b. Zinc plated steel compression type for conduits larger than 1”, in wet locations and in masonry walls.
c. All connectors shall have an insulated throat.
3) For non-metallic conduits, fittings shall be PVC Schedule 40 type. Use PVC schedule 40 adapters at all boxes and
panelboards
4) Brush or dauber apply PVC cement.
5) For flexible metallic conduits, fittings shall be zinc plated steel/malleable iron squeeze type.
6) For liquidtight flexible metallic conduits, fittings shall be zinc plated steel/malleable iron compression type.
7) Use of the following is prohibited:
a. Crimp-on, tap-on or indenter type fittings.
b. Spray (aerosol) PVC cement.

Park Rangers Office Tenant
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City of Bakersfield
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MATERIALS AND METHODS

3.10 PULL BOXES
A. Pull Boxes shall meet all code requirements as to size for conduits terminating therein and to thickness of material used in fabrication.

B. Fabricated sheet steel pull boxes shall be installed only in dry, protected locations and shall be furnished with knockouts and removable screw cover. Box shall be finished with one coat of zinc chromate and a coat of primer sealer and where exposed to public view shall be painted to match the surrounding surface.

C. Weatherproof sheet steel pull boxes shall be fabricated of code gauge galvanized sheet steel with two coats of rust resistant finish and shall be furnished with gasket and made completely
weathertight.

D. Approved manufacturers for metal boxes are Cooper B-Line, Milbank, Hoffman or approved equal.

E. Weatherproof concrete pull boxes, junction boxes and telephone boxes shall be manufactured by Christy Concrete Products, Utility Vault or approved equal. All pull boxes shall be H/20 rated and be equipped with H/20 rated galvanized steel checker plate cover with the inscription “Electric, Lighting, Fire Alarm or Signal”.

3.11 TIME SWITCHES
A. Time switch shall be a two circuit digital time clock with photo control input, battery back-up and a surface enclosure. Provide a flush enclosure when indicated. Tork #DGLC (120V) or DGLC-3 (277V) or approved equal.

3.12 OUTLET BOXES
A. All outlet boxes shall be standard one or two piece galvanized knockout outlet boxes. Raco, Appleton, Thomas and Betts or approved equal.

B. All outlet box covers, rings or other fittings shall be standard galvanized. Raco, Appleton, Thomas and Betts or approved equal.

C. No outlet box shall be smaller than four inches (4”) square and 1 ½” in depth, except in concrete block construction where Thomas and Betts concrete masonry boxes are approved.

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City of Bakersfield
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MATERIALS AND METHODS
D. Floor outlets on grade shall be fully adjustable type floor boxes, suitable for use in concrete floors. Wiremold #RFB6E-OG with a Wiremold #8CTC2NKTR Evolution cover assembly. Where floor box is installed in a bare concrete floor, provide a Bare Concrete and Terrazzo ring, Wiremold #RFB6E-CTR with a Wiremold
#8CT2NKTR Evolution cover assembly.

Cover shall be die-cast aluminum with nickel finish, unless otherwise noted on drawings. For 120V power, provide an industrial specification grade 20A 125V duplex receptacle with internal duplex receptacle bracket #RFB6DP, quantity as shown on drawings. For data/telephone, provide a decorator style receptacle bracket #RFB6GFI for mounting frame to accept the modular telephone/data jacks, unless otherwise noted on drawings. Any unused device compartments shall be covered with internal blank bracket #RFB6B.

E. All special outlets shall be as hereinafter specified or as shown on drawings.

F. Thru boxes are not permitted.

G. Any unused boxes shall be equipped with a blank cover plate.

3.13 RECEPTACLES
A. Furnish and install an industrial specification grade 20A, 125 volt, 3 wire grounding type duplex receptacle with one piece brass mounting strap at all receptacle outlets as indicated on drawings.

Leviton #5362-W or equal as manufactured by Hubbell, Pass and Seymour, Cooper or other approved manufacturers.

B. Device color shall be white.

C. Isolated ground duplex receptacles shall also provide TVSS (Transient Voltage Surge Suppression) as follows: Surge protection 320 Joules hot-neutral, ground-neutral, hot-ground, RFI and EMI noise filtration of 7:1 reduction. A LED shall indicate surge protection unit is in operation. Receptacle shall be 20A, 125V NEMA 5-20R, Leviton #8380-IG-O or approved equal.

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City of Bakersfield
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MATERIALS AND METHODS
D. G.F.C.I. duplex receptacles shall be provided for 15 and 20 amp 125 volt circuits where required by the C.E.C. #210.8 and #590.6.

At indoor locations, provide a Leviton #G5362-00W or equal. At exterior locations, provide weather-resistant type G.F.C.I. duplex receptacles, Leviton #G5362-WTW or equal. At damp locations, provide a diecast weatherproof lockable cover, RACO # 5028-0 or equal. At wet locations, provide a diecast weatherproof “while-in- use” lockable cover, Red Dot #CKSUV or equal.

3.13 RECEPTACLES
A. Furnish and install an industrial specification grade 20A, 125 volt, 3 wire grounding type tamper-resistant duplex receptacle with one piece brass mounting strap at all receptacle outlets as indicated on drawings. Leviton #5362-SGW or equal as manufactured by Hubbell, Pass and Seymour, Eaton or other approved
manufacturers.

B. Device color shall be white.

C. Tamper-resistant isolated ground duplex receptacles shall be 20A, 125V NEMA 5-20R, orange in color. Leviton #T5362-IG or approved equal.

D. Tamper-resistant G.F.C.I. duplex receptacles shall be provided for 15 and 20 amp
125 volt circuits where required by the C.E.C. #210.8 and #590.6.

At indoor locations, provide Leviton #G5362-0TW or equal. At exterior locations, provide weather and tamper-resistant type G.F.C.I. duplex receptacles, Leviton #G5362-WTW or equal. At damp locations, provide a diecast weatherproof lockable cover, RACO # 5028-0 or equal. At wet locations, provide a diecast weatherproof “while-in-use” lockable cover, Red Dot #CKSUV or equal.

3.14 LOCAL SWITCHES
A. Furnish and install industrial specification grade, quiet type toggle switches, 20 AMP rated 120/277V AC only, controlling wall and ceiling outlets as indicated on the drawings. Leviton #1221-2W or equal as manufactured by Hubbell, Pass and Seymour, Cooper or other approved manufacturers.

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MATERIALS AND METHODS
B. Where two or more switches are in proximity they shall be ganged in the same box and they will be set under one plate. Switches controlling lights and/or outlets on emergency power shall be kept entirely independent of all other switches not on emergency power by mounting in a separate box.

C. Special receptacles or switches shall be as noted on drawings.

D. Where key switches are noted on the drawings, provide Leviton #1221-2KL.

E. Device color shall be white.

F. When a switch is used as a disconnecting means, it shall be mounted in a readily accessible location.

3.15 WALL PLATES
A. All wall plates for electrical outlets and devices shall be smooth stainless steel, non-magnetic type 302S.

B. All telephone outlet plates shall be blanked plates, same as device plates.

3.16 CONDUCTORS (Wire)
A. All wire installed in this contract shall be of a standard manufacturer as approved by the National Board of Fire Underwriters and be of the size as indicated on the drawings. All wire shall bear the Underwriters’ label and shall be brought to the job in unbroken packages and approved by the Job Inspector before it is installed.

B. All power conductors #10 AWG and smaller shall be type THWN copper, unless otherwise noted. All conductors #8 AWG and larger shall be type THWN-2 copper, unless otherwise noted.

C. All underground conductors in a 480V or 480/277 volt power system shall be type XHHW-2 copper, unless otherwise noted.

D. Number 12 AWG wire shall be the smallest gauge wire used, except for signal
circuits, which shall be as shown on plans or as specified under other sections of these specifications.

E. All wire #8 AWG gauge or larger shall be stranded.

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F. The neutral conductor of all lighting feeders shall be of the same size as the phase conductors.

G. Splices on all wire less than #8 gauge shall be with insulated spring connectors Ideal “Wing Nuts”, 3M “Scotchlok”, or equal.

H. Splices in wires #8 gauge and larger shall be made with crimp on solderless connector, 3M Scotch, Burndy or equal. Connectors to switches or bus bar shall be made with one piece lugs for all wires, sized for conductors as shown on plans.

I. Each branch circuit shall be marked with the circuit number at the panel and at the first outlet nearest the panel. E-Z Code Markers (Thomas and Betts) or equal shall be used to label the circuits.

3.17 LIGHTING FIXTURES
A. This Contractor shall submit for approval seven (7) portfolios with full description and manufacturer data sheets of all fixtures (including ballasts and lamps), that he proposes to use.

B. This Contractor shall furnish and install all lighting fixtures and lamps as indicated on the Electrical Drawings and in accordance with these specifications.

C. This Contractor shall be held responsible for the complete equipment of all fixture outlets with fixtures of the proper design as shown.

D. All fixtures shall be securely anchored to prevent any possible chance of their falling.

E. Continuous runs of fixtures shall be installed straight and true.

F. Recessed fixtures shall be complete with plaster frames, supporting brackets and hanger wires.

G. Stem lengths shall be adjusted to meet conditions where required.

Furnish aligners to ensure vertical alignment (ball aligner).

H. Electrical Contractor shall coordinate outlets with Acoustic Tile Contractor and other trades and locate outlets in center or at intersections of acoustical tile in all acoustical tile ceilings.

I. Recessed fixtures in t-bar ceilings shall be attached to t-bar ceiling with integral
t-bar clips, two at each end of fixture.

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J. When the light fixture is equipped with an integral emergency battery pack, the light fixture shall be connected so that it is controlled via the room light switch and is automatically energized when power has fails.

3.19 PHOTO CONTROL
A. Paragon or equal, adjustable type.

3.20 MOTOR DISCONNECTS
A. Disconnects shall be fused safety switches with dual element fuses.

Heavy Duty rated with quick-make, quick-break operating mechanism. Fuse rating shall comply with motor manufacturer’s recommendations. Switch shall be UL listed. Disconnects shall have an external operating handle, lockable in the open or closed position.

B. Disconnect switches shall be located so as not to obscure any part of the HVAC unit’s nameplate data.

C. Each disconnect switch shall have an engraved Bakelite nameplate identifying the panel and circuit number that feeds the motor.

Nameplates shall comply with specifications for “Identification of Switches and Apparatus”.

3.21 DRY TYPE TRANSFORMERS
A. Transformer shall be Class H insulation with temperature rise not exceeding 115 degrees C., in a maximum ambient of 40 degrees C., with rated nameplate load connected to the secondary side, at rated voltage. Unless otherwise noted, the transformer shall comply with the Energy Efficiency levels mandated by the Department of Energy.

B. Transformer shall be built in accordance with the latest revised IEEE, ANSI and NEMA standards.

C. Case temperature shall not exceed 35 degrees C., above ambient.

D. Designs shall incorporate built-in vibration dampening systems.

E. Terminal compartment shall be located to insure termination of cable leads in temperature levels not to exceed 60 degrees C., and to provide for side or bottom entrance of conduit. Enclosures shall be weatherproof and rodent proof. Ventilation openings shall be louvered type. Screening will not be acceptable.

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F. Transformer shall be furnished with 2 taps above and below rated voltage, each 2 ½%.

G. Transformer shall be suitable for non-linear loads and have a U.L. rating of K-4, when indicated on the drawings.

H. Acceptable manufacturers shall be Square “D”, General Electric, Eaton, Siemens or approved equal.

3.22 TELEPHONE CABLES
A. When telephone cables are indicated on drawings, they shall be Category 3, 24 AWG, unshielded twisted pairs with 4 pairs minimum, COMMSCOPE #3504 or equal. If in a plenum, use plenum rated cable, COMMSCOPE #35N4 or equal.

PART 4 - EXECUTION AND INSTALLATION

4.1 CONDUIT SYSTEMS
A. A concealed conduit system shall be installed for all interior wiring including controls. Conduit shall be run continuous between outlets, etc., and with the minimum number of bends.

B. PVC 40, galvanized rigid steel wrapped with PVC tape or galvanized rigid steel with factory applied PVC coating shall be used for underground runs.

C. Where underground conduit cannot be run below building footings and the Contractor shall provide PVC-80 sleeves through the footings (Contractor shall obtain approval for all sleeve sizes and locations with the Structural Engineer before installation).

D. All conduit shall be delivered to the site of construction in their original bundles. Each length of conduit shall bear the label of the National Board of Fire Underwriters. All conduit subjected to rough usage while on the job before installation and not acceptable to the Architect shall be removed from the premises upon notice.

E. Conduit installed in masonry walls shall be rigid steel galvanized conduit, PVC or EMT, not in same cell as re-bars.

F. The joints in all conduits installed under concrete slabs on the ground, or underground, or exposed to the weather, shall be made liquid and gas-tight. All underground conduit outside of the buildings shall be buried to a depth of not
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MATERIALS AND METHODS
less than 24” below finish grade. Utility services shall comply with utility company requirements. Two or more conduit runs installed in a common trench shall be separated horizontally by at least four inches (4”). Electrical conduit runs installed in a common trench with other utility lines shall be separated horizontally from such lines by at least twelve inches (12”). Provide a detectable warning tape, 12” above the top of the conduit and the full length of trench.

G. Changes in direction shall be made with conduit elbows or long radius bends made on the job. Where two or more conduits are grouped in exposed locations, the sweeps shall be struck from the same center forming concentric arcs.

H. All joints in conduit shall be made with standard coupling. In making joints, conduits must be truly and accurately cut and threaded (where applicable) with straight thread, smoothly reamed and squarely butted. All conduit shall be kept corded and dry during construction, using plastic caps or conduit pennies held in place with conduit bushings. Should dirt or moisture collect in any conduit, the Contractor shall swab them out to the satisfaction of the Architect.

I. Conduits ending at the motors shall be carried as close as possible to the terminal blocks making allowance for the movement of the motors when they are equipped with slide rails. The connection between the conduit terminals on the motor and the conduit shall be made with liquid-tight flexible conduit using the proper fittings.

J. All conduits where they enter panel enclosures, pull boxes, or outlet boxes shall be secured in place by galvanized locknut inside of box.

K. Where conduits are run exposed, they shall be installed straight and true with reference to the adjacent construction.

L. Any conduit installed under building shall be under the slab. The top of any conduit below floor slab shall be a minimum of 4” below the bottom of the concrete slab.

M. All boxes for bracket outlets shall be equipped with a 3/8” “No-Bolt” fixture stud. These boxes shall be so set that when in place the fixture shall be at right angles to the ceiling or walls.

N. All empty conduit shall be equipped with a nylon pull rope continuous from outlet-to-outlet or end-to-end.

O. Flexible conduit will be permitted for connecting lighting fixtures to junction boxes.

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P. Flexible connections in outdoor and damp locations shall be flexible liquid-tight metal conduit or non-corrosive seamless metallic tubing with watertight connections.

Q. Install roof jacks for this construction in accordance with other sections of this Specification.

R. The maximum allowed length of flex conduit at equipment connections is 18”.

S. Expansion joints for conduit shall be provided where required to compensate for thermal expansion and contraction.

T. At all sub-panels and terminal cabinets, stub two 1”C and two ¾”C into the accessible attic space. If the attic space is not accessible, stub conduits to a location as directed by Architect or Engineer.

Provide additional conduit stubs when indicated on the drawings.

U. Support conduits on roof with pre-fabricated pipe supports (B-Line “Dura-Blok Series” or equal), spaced 8 ft. O.C. maximum.

Minimum clearance from roof to framing channel shall be 4”.

Framing channel length shall be as required plus 50% spare length.

Installation shall comply with manufacturer’s recommendations.

V. Any conduit entering underground pull boxes shall be sealed to prohibit water from entering the conduit. Conduits with conductors shall be sealed with a sealing compound after all conductors have been installed. All spare (empty) conduits shall be identified with either the “origination” or “destination” (example: to pull box 150’ to the south, from Main Switchboard, etc.). The contractor shall use a scrap piece of ¾” PVC conduit, approximately 5” in length and tie the nylon pull string thru it. Write the description on the conduit using an indelible/permanent marker.

4.2 OUTLETS
A. In general, the locations of electrical outlets shall be as shown on the drawings; however, the Contractor shall make any changes necessary to suit conditions on the job or rearrangement of built-in fixtures and equipment as directed by the Architect or his representative.

B. The Contractor shall study the general building plans with relation to spaces surrounding each outlet in order that his work may fit the work of others and that when fixtures or other equipment are installed they will be symmetrically located
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according to room layout. Refer all conflicts and discrepancies promptly to the Architect.

4.3 OUTLET BOXES
A. Outlets for concealed wiring shall be flush with the finished wall or ceiling surfaces. Pull boxes, junction boxes and all others to which no fixture or device is to be attached, shall be fitted with blank cover plates and painted to match surroundings. In order to reduce noise transmission between rooms, outlet boxes shall not be installed back to back. Where outlets are side by side and faced into opposite rooms, the boxes shall be at least 6” apart, except in fire rated walls space boxes at least 24” apart. If the boxes are connected together, the connection shall be flexible and shall have openings packed with fiberglass.

B. The Electrical Contractor shall inform himself of wall thickness throughout the building and shall provide outlet boxes of suitable depth that can be flush mounted and yet will be deep enough to contain the particular apparatus involved. Location of exposed pull or junction boxes will be subject to the Architect’s approval.

C. Outlets from which lights are suspended shall have approved 3/8” fixture studs fastened through from back of box. All outlet boxes and particularly those supporting fixtures shall be securely anchored in place in an approved manner. Support outlet boxes and fixtures in acoustic ceiling areas from building structures, not from acoustic ceilings. All lighting fixture outlets shall be coordinated with mechanical, architectural, or other equipment to eliminate conflicts and provide a workable, neat installation.

D. Where more than one switch occurs at the same location, use multiple gang outlet boxes covered by a single plate; provide box partitions as required by the C.E.C. Switches controlling lights and/or outlets on emergency power shall be kept entirely independent of all other switches not on emergency power by mounting in a separate box.

E. Outlet box extensions shall be UL listed and shall be attached to box with threaded metal screws. “Flash guards” are not permitted to be used as box extensions.

4.4 LOCATIONS OF OUTLETS
A. The Architect reserves the right to make reasonable changes in the indicated locations before work is roughed in without additional charge to the Owner.

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MATERIALS AND METHODS
B. Where wainscot occurs at the 4’-6” level, the switch shall be mounted lower in the wainscot as near the 4’-0” level as possible, but in no case, shall the switch be partially in the wainscot and partially in the wall. It shall be the Electrical Contractor’s responsibility to verify all door swings. Switches, unless specifically noted, shall be on the strike side of the door. If switch is indicated on hinged side of door, verify location with Architect.

4.5 CONDUCTOR IDENTIFICATION AND INSTALLATION
A. The drawings indicate the arrangement of outlets on each branch circuit and the circuit tags show the number of the circuit, and the board to which it will be connected.

B. Circuits indicated with the same numbers shall be connected to the same breaker on the panelboard.

C. All feeders and branch circuits shall be tagged in all pull boxes and in the gutters of all panels to which they connect.

D. All wiring shall be done in identified neutrals.

E. No wire shall be installed until all work of other contractors that might cause injury to the said wire has been completed. Care shall be used to pull wires to insure that no damage occurs to the insulation. A wire lubricant shall be used for pulling in wires.

F. In making the connection of all branch circuits to the terminals of switches, base plugs, etc., the wires shall be looped around the binding screws or be fitted with connecting lugs. At the ceiling outlets, this Contractor shall leave not less than 6” of free ends on each wire for connections to the fixtures.

G. No splices shall be permitted except in outlet boxes, and in panelboard gutters.

H. Switches and receptacles shall be securely fastened to the outlet box. Where the outlet box covers are back of the finished walls the switch or receptacle shall be built out from the same with washers so that it is rigidly held in place to the box. The floating of any switch or receptacle will not be permitted.

I. All signal and communications conductors shall be identified in terminal cabinets as to type of system e.g.: clock, bell, fire alarm, etc. and location of other end of conductor by room number or name as directed by Owner. Identification shall be by numbers at Park Rangers Office Tenant
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MATERIALS AND METHODS
terminal strips and a numbered directory in cardholder inside terminal cabinet.

J. Fire alarm system cabling and wiring shall be color-coded as follows:

Initiating Devices: 1) Addressable cable, red jacket.

Signaling Devices: 2) Black and Red wires for horns, strobes or horn strobes.
3) Speaker cable, blue jacket for speakers.

K. All power wiring size #6 AWG and smaller, shall be factory color- coded. For larger than #6, mark conductors on each end and at all junction and/or pull boxes with a 1” bank of colored pressure- sensitive plastic tape. For isolated ground wires, mark with a 1” band of green tape, followed by a 1” band of yellow tape, followed by a 1” band of green tape. Colors for each phase and the neutral shall be consistent throughout the system. Color code shall be as follows:

WIRE 120/208V 480/277V
Phase A Black Brown
Phase B Red Orange
Phase C Blue Yellow
Neutral White Gray
Equip. Ground Green Green
Iso-Ground Green w/Yellow stripe
The white or gray conductor shall be the neutral at each outlet. All switches shall be installed in “hot” leg. On all lighting circuits the switch leg shall be purple from switch to fixture. All travelers from switch to switch on 3 and 4-way switches shall be pink. This color code shall be followed by Contractor for all fixture whips except for factory-manufactured whips. When factory manufactured whips are used, color code shall apply to all wiring except the factory whip.

L. Conductors having white, gray or green covering shall not be used to indicate other than neutral or grounding. This limitation applies to all power, lighting, and control circuits.

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M. Installation of conductors shall be made in a neat and workmanlike manner to meet Code requirements and shall be run continuous without weld, splice or joint between boxes. Do not install wires in conduit unless the entire system of conduit and outlet boxes is permanently in place. All conductors shall be pulled using a UL approved wire lubricant.

N. Make all terminations at motors using 3M Series 5300 Motor Lead/Cable Splicing Kits. Make connections per 3M written installation procedures.

O. On all bolted electrical connections, the Contractor shall use Belleville washers.

P. All wiring to be neatly bundled and tied with nylon cord or plastic straps.

Q. When approved by the Electrical Engineer, splices in underground pull boxes shall be made with crimp on compression connectors and insulated with heat shrink sleeves or with splice kits listed by the manufacturer for wet locations. Wire nuts are not permitted.

Cables and/or conductors for fire alarm and signals systems shall not be spliced.

4.6 GROUNDING
A. The conduit system supports, cabinets, switchboards, etc., and neutral conductors must be permanently and effectively grounded, accordance with Title 24 of the California Code of Regulations. The neutral shall only be grounded at the main service location unless specifically noted otherwise on the drawings or required by the California Electrical Code.

B. This Contractor shall exercise every precaution to obtain good contacts at all panel boxes, pull boxes, etc.: where it is not possible to obtain good contacts, the conduits shall be bonded around the boxes with a #6 AWG gauge conductor with ground clamps.

C. All equipment cases, motor frames, etc. shall be completely grounded to satisfy applicable code requirements.

D. At each building, the interior hot and cold water piping and the interior aboveground gas piping shall be bonded to the building service equipment per C.E.C. #250.104.

E. Do not use underground gas piping as a grounding electrode.

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F. Pull a green equipment ground conductor in all power conduits, both metallic and non-metallic.

G. Pull a separate isolated ground wire to isolated ground receptacles, insulated green with yellow stripe, in addition to the equipment ground conductor.

H. Isolated ground conductor shall begin at the isolated ground bus in the panel in the building served and shall not be connected to any neutral conductor or any item not isolated from the system ground.

All isolated ground circuits shall have a separate neutral conductor (not used for more than one circuit). The isolated ground conductor cannot extend upstream from the building served.

I. Each disconnect switch shall have a ground connector (lay in wire type) which shall be used for grounding the disconnect enclosure.

The ground wire shall continue and be connected to the enclosure of the equipment served.

J. Where there is more than one building supplied from a common service, provide a grounding electrode at each building per C.E.C. #250.32.

K. At each telephone backboard and/or data backboard, provide a power distribution block (one pole with two primary openings and six secondary openings) and mount at + 18” A.F.F. unless otherwise noted. Run ¾”C - 1 #6 AWG to the ground bar of the nearest panel or the ground bus of the main switchboard. Power distribution block shall be Square D #LBA 163206 or equal.

4.7 MOUNTING HEIGHTS OF EQUIPMENT
Unless otherwise specified elsewhere or shown on the plans, the following mounting shall apply:

A. Panelboards: 6’-0” top of box
B. Disconnect Switches: 4’-0” to center line
C. Contactors: 4’-0” to center line

4.8 IDENTIFICATION OF SWITCHES AND APPARATUS
All switchboard circuits, externally operated switches and apparatus used for the operation of or control of circuits, appliances, or equipment shall be properly identified with an engraved Bakelite nameplates, 1” x 3”, black letters on white background. All such nameplates shall be of the self- adhesive type and attached onto the apparatus by screws or rivets. Card holders in any form are not acceptable.

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4.9 EARTHQUAKE PROOFING OF LIGHT FIXTURES
A. Fixtures weighing more than 50 pounds shall be supported independently of the outlet box.

B. Pendant type fixtures shall be designed so that they may swing horizontally in any direction a minimum of 45 degrees from the vertical. Pendant shall have ball aligner at top, and swivel connection at fixture. If there is an obstruction within the 45 swing of the fixture the Contractor shall provide a State approved restraint to keep fixture from swinging into the obstruction.

C. All fixtures mounted in or on suspended ceilings shall be fastened to the ceiling-framing members in accordance with C.E.C. #410.36(B). Recessed fixtures in t-bar ceilings shall be provided with integral t-bar clips, one near each corner to attach it to the t- bar ceiling frame.

D. Recessed fixtures in T-bar ceilings shall be attached to the building structure above with #12 Ga. slack safety wire at two diagonal corners of each fixture (two wires per fixture).

4.10 FIRE RATED AREAS
A. Where light fixtures, conduit, cabinets, or boxes penetrate fire rated ceilings, walls or floors provide a fire rated enclosure or fire stop.

Rating of enclosure or fire stop shall match or exceed rating of area penetrated. Verify location of fire rated areas with architectural drawings and with General Contractor.

B. Where outlet boxes are recessed on opposite sides of a fire rated wall, boxes shall be separated by a horizontal distance of at least 24 inches. Where the wall opening for a steel electrical outlet box exceeds 16 sq. inches in area, or an aggregate of more than 100 sq. inches for any 100 sq. feet of wall or partition area, fire stopping is required.

C. Penetrations in walls, floors or ceilings requiring protected openings shall be fire-stopped.

D. Fire-stopped shall be of an approved material, securely installed and be in conformance with the 2019 C.B.C., Section 714.3.1 and 714.3.2.

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E. All required fire-stopping and joint sealants as a result of the work in Divisions 26, 27 and 28 is the responsibility of each individual trade. Refer to Sections 07 8400 and 07 9210, respectively.

PART 5 - COORDINATION

5.1 HEATING, AIR CONDITIONING, PLUMBING AND OTHER

MECHANICAL WORK
A. The Mechanical Contractor shall furnish equipment such as motors, starters, thermostats, wiring diagrams, etc. However, the Electrical Contractor shall be responsible for furnishing and installing of all fused disconnect switches, conduits, wire, fittings, etc. for power connections.

B. Install all electrical equipment where it is not already installed as a part of a unit furnished by the Equipment Contractor. (See drawings of respective contractors).

C. The Electrical Contractor shall furnish fused disconnect switches for pumps, motors and air conditioning and handling units, if they are not furnished by others. Fuses shall be dual element, rating per equipment manufacturer’s recommendations. Disconnects shall comply with requirements for “Motor Disconnects” as specified earlier in this section.

D. All disconnect switches (whether provided with unit or by Contractor) shall have a circuit identification engraved nameplate as specified under “Motor Disconnects”.

E. Thermal overload protection shall be furnished for all motors where such protection is not included as a part of another contract.

F. All motor outlets, disconnect switch locations and control outlets shown on the plans are approximate only. Verify exact location of same with Equipment Contractor.

G. All line and low voltage controls, including conduits, outlets, wiring and connections shall be furnished and installed by the Mechanical Contractor. (Division 23).

H. Furnish and install a weather-resistant duplex receptacle with ground fault circuit interrupter protection within 25 ft. of all rooftop H.V.A.C. units. Provide a diecast weatherproof “while-in-use” lockable cover, Red Dot #CKSUV or equal.

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I. Coordinate with General Contractors, Mechanical Contractors and equipment suppliers before bid is submitted and again before rough-in is started to verify that all systems are complete and all components are provided including starters, disconnects, relays, solenoids, control conduit and wire, etc.

PART 6 - MISCELLANEOUS

6.1 MISCELLANEOUS EQUIPMENT
A. Contractor shall be responsible for electrical hook up and connections to all electrical equipment whether furnished by this Contractor or others, including wiring, conduit, disconnects, circuit breakers etc., even if not shown on drawings. Verify all locations and requirements with equipment supplier before rough-in.

B. When there are fire sprinklers, the Electrical Contractor shall connect bell, flow and tamper switches and other electrical devices as required by Sprinkler Contractor and local and state fire marshal.

Verify requirements with General Contractor before bid.

6.2 INTERRUPTION OF SERVICE
A. Interruption of service in existing buildings shall not be made at a time which will inconvenience the Owner. Before making any final connections to the existing buildings or doing any other work that will interrupt the service, the Contractor shall consult with the Owner and schedule the work at Owner’s convenience even if it is necessary to make such connections after regular working hours.

B. This Contractor shall do all rerouting and reconnecting of existing electrical facilities made necessary by this construction. Care shall be taken not to disrupt existing facilities. If any facilities are disrupted, this Contractor shall replace or repair them at his expense and to the satisfaction of the Architect.

6.3 CHANGES
A. Electrical Contractor shall consider the number of outlets for electric equipment shown on plans as final, but the Architect reserves the right to shift same, within reason, to a location and position which will meet more completely final requirements.

6.4 GUARANTEE AND TESTS
A. All electrical equipment testing and related costs shall be included in the Contractor’s bid.

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B. Contractor shall obtain approval from the Architect of proposed independent testing agencies before any testing is started.

C. Equipment of all kinds installed by this Contractor shall be tested to determine whether it fulfills the requirements of these specifications. The Contractor shall furnish all labor necessary to adjust the operation of the apparatus and make the connections for the tests. After the tests have been completed, the Contractor shall restore all connections, apparatus, etc., to their original condition.

D. Should any piece of apparatus or any material or work fail in any of these tests, it shall be immediately removed and be replaced with new material by this Contractor at his expense and the portion of the work replaced be again tested by the Contractor.

E. All circuit breakers, 100 amps or more, shall be tested by an independent testing agency in accordance with NETA
specifications and a report submitted to the Architect. Any circuit breaker that does not pass the test shall be replaced.

F. The entire installation shall be free from short circuits and improper grounds. Panels and circuits shall be tested for grounds and shorts. Each individual circuit shall be tested at the panel with the equipment connected for proper operation. Ground tests shall meet the requirements of the California Electrical Code. Upon completion of the work, a final inspection by the Architect and other interested authorities shall be conducted. This Contractor shall guarantee to repair or replace at his expense any material or equipment that develops defects or is determined not to be in conformance with the plans and specifications, during a period of one year after work is accepted by the Owner.

G. The grounding electrode system at the main electrical service equipment shall be tested by an independent testing agency in accordance with the three point fall of potential method as specified in IEEE Standard 81-1983. Maximum ground resistance shall be 25 OHMS. A copy of the test report shall be submitted to the Architect and Engineer of record.

H. All feeder cables #2 and larger shall be tested for insulation resistance. Test report must include number of cable per phase & type of cable insulation.

I. Three copies of test report shall be submitted to Electrical Engineer prior to the final job walk.

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J. The independent testing agency performing the above mentioned tests shall be NETA or NICET certified or approved by the electrical engineer.

6.5 GROUND FAULT SYSTEMS TEST PROCEDURE (TESTS REQUIRED FOR 480V MAIN DISCONNECT)
VISUAL AND MECHANICAL INSPECTION:

Inspect for physical damage and compliance with plans and specifications.

Inspect neutral main bonding connection to assure:

A. Zero sequence sensing system is grounded.

B. Ground strap sensing systems are grounded through sensing device.

C. Ground connection is made ahead of neutral disconnect link on zero sequence sensing system.

D. Grounded conductor (neutral) is solidly grounded.

Inspect control power transformer to ensure adequate capacity for system.

Monitor panels (if present) shall be manually operated for:

A. Trip test
B. No trip test
C. Non-automatic reset
Proper operation and test sequence shall be recorded.

Inspect zero sequence systems for symmetrical alignment of core balance transformers about all current carrying conductors.

Verify ground fault device circuit nameplate identification by device operation.

Set pickup and time delay settings in accordance with the project Electrical Engineer’s provided settings.

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6.6 ELECTRICAL TESTS
A. Measure system neutral insulation resistance to ensure no shunt ground paths exist. Remove neutral-ground disconnect link.

Measure neutral insulation resistance and replace link.

B. Determine the relay pickup current by primary injection at the sensor and operate the circuit-interrupting device.

C. Test the relay timing by injecting one hundred fifty percent (150%) and three hundred percent (300%) of pickup current, or as specified by manufacturer.

D. Test the system operation at fifty-seven percent (57%) rated voltage.

E. Test zone interlock systems by simultaneous sensor current injection and monitoring zone blocking function.

6.7 TEST PARAMETERS
A. System neutral insulation shall be a minimum of one hundred (100) ohms.

B. Relay pickup current shall be set to a value between 20% and 25% the rating of the main circuit breaker. The setting shall be the in- service setting unless otherwise specified.

C. Relay time delay shall be the closest possible calibrated setting to .1 seconds. This shall be the in-service setting unless otherwise specified.

6.8 DEMOLITION
A. Remove and/or relocate electrical facilities as required to clear areas for new construction.

6.9 UTILITY COMPANY SERVICE CHARGES
All service charges shall be paid by the Owner. Monthly energy charges shall be paid by the Electrical Contractor.

END OF SECTION 26 70 00
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SITE CONCRETE PAVING
SECTION 32 13 13
32 13 13 - 1 SITE CONCRETE PAVING
PART 1 GENERAL

1.01 SUMMARY
A. Inclusions:

1. Provisions set forth in Divisions 0 and 1

2. Concrete flatwork other than buildings and structures a. Including concrete walks, drive approaches, curbs, gutters, ramps, steps, risers, mow strips, etc.

3. Concrete finishing and special surfacing of site concrete

4. Curing, protection, and patching of site concrete+

5. Vegetation control

6. Expansion and tool joints in site concrete

7. Caulking of expansion joints in site concrete

8. Accessories and associated hardware

9. Forming and shoring for site concrete

10. Placing of sleeves, inserts, and embedded items in site concrete

11. Clean sand fill under concrete flatwork or slabs as required for leveling and/or final grading of base

12. Submittal preparation

13. Clean up.

B. Related Sections:

1. Section 01 03 11 00 Concrete Forming

1.02 SUBMITTALS
A. Product or Material Data:

1. Submit copies of the concrete mix design to the Architect for review prior to installing materials.

2. Submit copies of the product data to the Architect for review prior to installing the following:

3. Expansion joints.

4. Joint caulking material.

5. Samples or Mockups:
a. Provide a minimum 48" square mock-up of concrete finishes to jobsite for approval of finishes prior to pouring exposed portions of work. b. Mock-up may be incorporated into the project.

B. Shop Drawings or Layout Drawings:

1. Submit copies of shop drawings to the Architect for review prior to beginning fabrication.

1.03 QUALITY ASSURANCE
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A. Regulatory Compliance:

1. Walks and sidewalks shall have a continuous common surface, not interrupted by steps or by abrupt changes in level exceeding 1/2 inch and shall be a minimum of 48 inches in width. Surfaces shall be slip-resistant as follows:
a. Slopes less than 5 percent:
1) Surfaces with a slope of less than 5%- gradient shall be at least as slip-resistant as that described as a medium broom finish. (Refer to CBC 11B-302)
b. Slopes 5% percent or greater:
1) Surfaces with a slope of 5 percent or greater gradient shall be at least as slip-resistant as that described as a heavy broom finish. (Refer to CBC 11B-302)
2) Aluminum Oxide Aggregate surface-applied finish
B. Testing:

1. Prior to preparation of finish sub-grade for work of this Section, the contractor shall give appropriate notification to the inspector and allow adequate time for compaction tests to be taken when required by the inspector prior to work to sub-grade.

PART 2 PRODUCTS

2.01 MATERIALS
A. Portland Cement:

1. Conform to ASTM C150, Type II or V, with the following exceptions:

2. Cement shall not contain more than 0.60% total alkali when calculated as Sodium Oxide.

B. Fly Ash:

1. Conform to ASTM C618, Class F
a. Fly Ash may substitute cement for up to 30% of mix C+P content provided that the design mix meets 28-day strength requirements.

C. Aggregates:

1. Conform to ASTM C33.

2. Fine aggregate shall consist of washed natural sand. a. Fine aggregate shall not contain more than two percent (2%) by weight of deleterious substances.
b. Fine aggregate shall meet the requirements of Table 1 below.

3. Coarse Aggregate shall consist of a clean, crushed rock or washed gravel. a. Shall not contain more than five percent (5%) by weight of flat, thin, elongated, or laminated material.
b. Shall not contain more than two percent (2%) by weight shale or charty material.

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c. Coarse aggregate shall be 3/4" maximum size, see requirements of Table 1 below.

Table 1 - GRADING OF COMBINED AGGREGATES
1) Sieve (Woven Wire Cloth): Passing a 1-1/2"
a) Percent by Weight 3/4" Maximum
2) Sieve (Woven Wire Cloth): Passing a 1"
a) Percent by Weight 3/4" Maximum
3) Sieve (Woven Wire Cloth): Passing a 3/4"
a) Percent by Weight 3/4" Maximum: 90-100
4) Sieve (Woven Wire Cloth): Passing a 3/8"
a) Percent by Weight 3/4" Maximum: 55-75
5) Sieve (Woven Wire Cloth): Passing a #4
a) Percent by Weight 3/4" Maximum: 40-60
6) Sieve (Woven Wire Cloth): Passing a #8
a) Percent by Weight 3/4" Maximum: 30-46
7) Sieve (Woven Wire Cloth): Passing a #16
a) Percent by Weight 3/4" Maximum: 23-40
8) Sieve (Woven Wire Cloth): Passing a #30
a) Percent by Weight 3/4" Maximum: 13-28
9) Sieve (Woven Wire Cloth): Passing a #503
a) Percent by Weight 3/4" Maximum: 5-15
10) Sieve (Woven Wire Cloth): Passing a #100
a) Percent by Weight 3/4" Maximum: 0-5
Note: "Pea Gravel" mixes (mixes with 3/8" max. aggregate size), other than mixes used for exposed aggregate finish, will not be allowed.

D. Water shall be potable, clean and free from organic materials.

2.02 ACCESSORIES
A. Concrete Expansion Joints:

1. Expansion joints shall be formed with 3/8" x 3-1/2" expansion joint and 3/8" x 1/2" expansion joint cap.
a. Quality Standard:
1) Sealtight by W. R. Meadows:
a) Fibre Expansion Joint.
b) Snap-Cap Expansion Joint Cap.

2. Expansion joint sealant shall be self-leveling polyurethane sealant for horizontal expansion joints.
a. Conform to ASTM C 920, Type M, Grade P, Class 25, and Fed Spec. TT- S-00227E, Type I, Class A:
1) W.R. Meadows, Sealtight Pourthane SL
2) BASF Masterseal SL2
3) Or equal.

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B. Clean sand fill under concrete flatwork or slabs shall conform to the fine aggregate specification above.

C. Curing Compound shall white-pigmented.

1. Conform to ASTM C309.

D. Slip-Resistive Aggregate:

1. Factory-graded, packaged, rustproof, non-glazing, abrasive aggregate of fused aluminum-oxide granules or crushed emery with emery aggregate containing not less than 50 percent aluminum oxide and not less than 25 percent ferric oxide, unaffected by freezing, moisture, and cleaning materials. a. Design Standard: EMAC-20 by Lambert Corp.

E. Sealer hardener shall be clear, non-yellowing, sealer-hardener.

1. Install per manufacturer's recommendations.
a. BASF Kure-N-Harden water-based silicate sealer or equal.

F. Waterstops shall be 4" serrated center bulb PVC.

1. Quality Standard:
a. Greenstreak #702.

G. Retarder shall be specifically designed to retard the hydration in cement only for a depth required to expose the aggregate.

1. Quality Standard:
a. The Euclid Chemical Company-Formula S.

PART 3 EXECUTION

3.01 EXAMINATION
A. Start of work shall be considered as acceptance of existing conditions.

3.02 DELIVERY, STORAGE, AND HANDLING
A. A weighmasters certificate shall accompany each load of concrete.

1. This certificate is to be delivered to the Project Manager.

B. Cement shall be stored in such a manner so as to protect it from damage.

C. Only one (1) brand of cement shall be used for this work.

3.03 SEQUENCING AND SCHEDULING
A. Concrete shall be poured within 90 minutes of mixing.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
32 13 13 - 5 SITE CONCRETE PAVING

3.04 VEGETATION CONTROL
A. Immediately prior to installing concrete, vegetation control chemicals shall be applied to the soil.

3.05 INSTALLATION OR APPLICATION
A. Install per the manufacturer's latest written recommendations.

B. Concrete shall conform to the recommendations of the Portland Cement Association and the American Concrete Institute, unless otherwise shown or noted in these specifications.

C. Preparation and Compaction:

1. Concrete flatwork or vehicle traffic areas shall be placed over rolled sub- grade.
a. Proof roll sub-grade and rework unsuitable areas prior to installing leveling sand fill.
b. Compact subgrade to 95% relative compaction in traffic areas. c. Compact subgrade to 90% relative compaction in pedestrian walks and other slab areas.

D. Forms:

1. Forms shall be built true-to-line and grade.

2. Forms shall be rigid enough to prevent excessive deflection between supports.
a. Supporting studs or joists shall not be spaced more than twelve inches on center.

3. The site curbs and gutters shall conform to the CalTrans specifications. The surfaces are to be true and straight. The maximum tolerance for the top, edges or any face is 0.01' (1/8") from the edge of a ten foot straight-edge.

4. The curved site curbs and gutters shall conform to the CalTrans specifications. The surfaces are to be true and uniform using flexable formboards. The maximum tolerance for the top, edges or any face is 0.01' (1/8") from the edge of a ten foot straight-edge.

5. Arrangement and construction shall be subject to the approval of the Architect.
a. Responsibility for adequacy of the forms rests with the Contractor.

6. Coordinate to properly receive other construction, accessories, and anchorage.
a. Install sleeves, inserts, bolts, conduit, or other devices prior to placing concrete.
b. Install waterstops at all vertical expansion joints and construction joints.

E. Forms for Exposed Vertical Concrete:

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
32 13 13 - 6 SITE CONCRETE PAVING

1. Exposed concrete shall be formed with Douglas Fir "Plyform" placed with the grain of the outer plies in the direction of their span. a. The surfaces of the forms shall be smooth and free from irregularities. b. Wall-form panels shall be placed with their long dimension horizontal.

2. All exposed sharp corners shall be formed with 3/4" chamfers or fillets.

F. Form ties or bolts shall be used to fasten the forms.

1. Use sufficient strength and number to prevent spreading of forms. a. Wire ties will not be permitted.

2. Ties shall be of such type that they can be entirely removed or cut back one inch (1") or more from the finished concrete surface.

G. Form Coating:

1. Forms shall be coated with non-staining form oil.
a. Apply shortly before the concrete is placed, prior to placing the reinforcement.

H. Form Removal:

1. Form removal shall be performed in such a manner as to prevent damage to the concrete.

2. Do not remove forms until the concrete has sufficiently hardened to permit their removal with safety.
a. Form removal will not be allowed in less time than as follows:

Type of Work Minimum Time
Walls, Vertical Forms 24 hours
Slabs 24 hours
Note: Time is measured from addition of cement to aggregate.

I. Embedded Items:

1. Cooperate with all trades to ensure that all conduit, anchor bolts, sleeves, inserts, hangers, trench drains, grates, etc., are properly installed and secured in correct position.
a. Embedded items shall be thoroughly clean and free from rust, scale, oil, or other foreign matter.
b. All embedded items shall be securely held in their final positions by means of templates before concrete is poured.
c. All pipes and conduits penetrating slabs shall be sleeved with PVC pipe, sized 1/2" larger I.D. vs pipe O.D. (1/4" gap around), and topped with self- leveling sealant.

J. Reinforcement:

1. Concrete walks under roof areas shall be reinforced with #3 bars at 24" on center each way minimum, unless noted otherwise.
a. Provide #4 bar dowels at 24" O.C. into adjacent footings.

2. Locate reinforcement at mid height of flatwork or slab.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
32 13 13 - 7 SITE CONCRETE PAVING
K. Mixing:

1. Transit-Mixed Concrete:
a. Mix and deliver in accordance with the requirements of ASTM C-94. b. Weighmasters Certificate shall accommodate each load of concrete. c. Water/(cement+fly ash) ratio shall be 0.50 or less.

2. Slump:
a. The amount of mixing water used shall not cause the slump to exceed the maximum allowed slump of 4 1/2".
b. Slump test shall conform to ASTM C-143.

L. Placing:

1. Concrete shall be used while fresh and before it has taken an initial set. a. Retempering partially hardened concrete will not be permitted.

2. Place concrete in horizontal layers of such thickness that can be satisfactorily consolidated with vibrators.

3. Place concrete as close as possible to its final position. a. Use of vibrators for extensive shifting shall not be permitted.

4. Fresh concrete shall not be permitted to fall more than six feet (6'-0").

5. Maximum spacing of deep-tooled joints for site work shall be as follows:
a. 6 feet on center for sidewalks.
b. 24 feet on center for curbs and gutters
c. 12 feet on center for mow strips.
d. Mow strips for chain link fencing shall have deep tool joints at each post.

6. Deep tool joints shall be a minimum of 1 1/8" deep with 3/8" radii edging.

7. Tool edges of flatwork or slabs at construction joints and other exposed corners.

8. Tool and expansion joints shall be located where shown on plans. Align joints of curbs or curbs and gutters with adjacent sidewalks.
a. Tool joints shall be uniform, straight, made perpendicular to building face, and parallel to each other for a uniform and consistent look.

9. Expansion joints shall be placed at a maximum of 24 feet on center for sidewalks, curbs, and curbs and gutters.
a. Place expansion joints to align with the corners of buildings or structures and to align with the center of structural columns.

10. Planter or retaining walls shall have chamfer joints or tool joints to control cracking.
a. Chamfer joints shall be placed at a maximum of 20 feet on center. Place waterstop at chamfer joints of planters.
b. Tool joints shall be as indicated on drawings. When not indicated, place tool joints a maximum of 10 feet on center.
c. Joints shall be continuous across tops and down backs.

M. Cold Weather Requirements:

1. Do not place concrete on frozen ground.

2. Do not mix or place when atmospheric temperature is below 35 degrees F.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
32 13 13 - 8 SITE CONCRETE PAVING

3. Protect concrete from freezing or frost for a period of five (5) days after placing.

4. Calcium Chloride shall not be added to the mix.

N. Curing:

1. Keep newly placed concrete moist for the first seven (7) days after the concrete has been placed, or;

2. Horizontal Surfaces:
a. Slabs poured in hot or dry weather shall have a fog spray applied to them during troweling.
b. Slabs shall be cured with curing compound.
1) Spray-applied curing compound having white pigment.
a) Conform to ASTM C-309.
b) Fully coat surface to a solid white color.

3. Vertical Surfaces:
a. If forms are removed prior to end of curing period, vertical surfaces shall be cured by one of the following methods:
1) Plastic film with joints sealed or taped
a) The perimeter of the film shall be sprinkled once daily. b) Install as soon as form work is removed.
2) Curing Compound
a) Spray-applied curing compound having white pigment.
i) Conform to ASTM C-309.
ii) Fully coat surface to a solid white color.

O. Slip-Resistive Aluminum Oxide Aggregate Finish:

1. Before final floating, apply slip-resistive aggregate where indicated and to concrete ramps, landings, and stair treads.
a. Slip-Resistive Aluminum Oxide Granules Finish:
1) As soon as surface water has disappeared, make one pass with the steel trowel and broadcast aluminum oxide onto the surface of concrete ramps, landings, and stair treads where indicated. a) Uniformly spread 1/4 pound of slip-resistive granules per square foot of surface (25#/100 sq.ft.). Lightly tamp aggregate flush with surface using a steel trowel, do not force below surface. After broadcasting and tamping, apply light float finish.
b) After curing, wash surface with a 10% solution of muriatic acid and flush with fresh water to expose slip-resistive aggregate.

Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
32 13 13 - 9 SITE CONCRETE PAVING

3.06 QUALITY CONTROL
A. Tolerances:

1. Concrete flatwork shall be true-to-plane to within 1/4" in 10'-0".

B. Field Testing:

1. Any concrete in question to its quality may be tested at the discretion of the Architect, Inspector, or Owner. The Inspector may take concrete test cylinders from each batch of concrete.

3.07 PROTECTION OR ADJUSTMENTS
A. Defective Concrete:

1. Concrete will be considered defective for the following reasons:
a. Not meeting the minimum strength requirement.
b. Not formed as indicated.
c. Not true to intended alignment.
d. Containing voids or rock pockets.
e. Surface deviation of greater than specified tolerance. f. Concrete damaged due to erection operations.
g. Concrete that does not fully conform to the specifications. h. Inconsistent surface finishes.

2. Defective concrete shall be removed and replaced with concrete complying with the drawings and specifications.
a. Unless otherwise approved by the Architect.

3.08 SCHEDULES
A. Typical Concrete Finish Schedule

1. Type of Finish: slip-resistive aggregate finish
a. Type of Surface: concrete ramps, landings, and stair treads

2. Type of Finish: exposed aggregate finish
a. Type of Surface: where indicated

3. Type of Finish: heavy broom finish
a. Type of Surface: concrete slopes exceeding 6%

4. Type of Finish: medium broom finish
a. Type of Surface: all other areas
B. Concrete Test-Strength Schedule

1. Type: un-reinforced, reinforced and exposed aggregate finished concrete a. Required Strength: 3000 psi
b. Minimum 7 Day Test: 1800 psi
c. Minimum 28 Day Test: 3000 psi
Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield
32 13 13 - 10 SITE CONCRETE PAVING

2. Type: fence post footings, thrust blocks
a. Required Strength: 2500 psi
b. Minimum 7 Day Test: 1500 psi
c. Minimum 28 Day Test: 2500 psi

3. Type: flagpole footings, equipment pads, blockwall footings a. Required Strength: 3000 psi
b. Minimum 7 Day Test: 1800 psi
c. Minimum 28 Day Test: 3000 psi

3.09 CLEANING OR REPAIR
A. Formwork Cleaning:

1. Remove dirt, chips, sawdust, nails, and other foreign matter from the forms before concrete is placed.

2. Previously used forms shall be thoroughly cleaned of all dirt, mortar, and other foreign matter before reusing.

B. Upon completion of other work, clean exterior finished concrete surfaces.

C. Areas shall be swept and cleaned.

D. Remove from the premises surplus material, equipment and debris that result from this work.

END OF SECTION 32 13 13
Park Rangers Office Tenant
Improvements (RE-BID)
City of Bakersfield

D-0

PART D
D-2
PROPOSAL FOR:

PARK RANGERS OFFICE TENANT IMPROVEMENTS (RE-BID)
Project Number: P3B306
To the City Clerk of the City of Bakersfield:

The undersigned, as bidder, declares that the only persons or parties interested in this proposal as principals are those named herein; that this proposal is made without collusion with any other person, firm or corporation; that the Contractor has carefully examined the location of the proposed work, the annexed proposed form of contract and the plans therein referred to; and the Contractor proposes and agrees if this proposal is accepted, that the Contractor will contract with the City of Bakersfield, in the prescribed form of contract hereto annexed, to provide all necessary machinery, tools, apparatus and other means of construction and to do all the work and furnish all the materials in accordance with the plans and specifications for the above, filed in the office of the Finance Director of the City of Bakersfield and as specified in the contract, in the manner and time therein prescribed, and according to the requirements of the Engineer as therein set forth, and that the Contactor will take in full payment therefor the unit prices or lump sums set forth in the following schedule.

If this proposal is accepted and the undersigned fails to execute the aforesaid contract and to provide surety bonds and evidence of insurance acceptable to the City as is required within ten (10) days, not including Sundays, after the bidder receives notice from the City that the City offers to award the contract to the successful bidder, the City may, at its option, determine that the bidder has abandoned the bid proposal and the bidder’s proposal guaranty shall be forfeited and shall become the property of the City. City shall then be free to accept the bid of another bidder.

If this proposal is accepted and the undersigned fails to execute the aforesaid contract and to provide surety bonds and evidence of insurance acceptable to the City by the date specified in the schedule shown in Section 4 of the Special Provisions for this project, the City may, at its option, determine that the bidder has abandoned the bid proposal and the bidder’s proposal guaranty shall be forfeited and shall become the property of the City. City shall then be free to accept the bid of another bidder.

Item
No.

Estimated
Quantity
Unit of
Measure
Item Unit Price
(in figures)
Extension Price
(in figures)

1. 1 LS PARK RANGER OFFICE REMODEL at
3737 STOCKDALE HIGHWAY (RE-BID)

2. 3.

4. Signed
Bidder Company

Page 1 of 6 ends

D-3
PROPOSAL FOR:

PARK RANGERS OFFICE TENANT IMPROVEMENTS (RE-BID)
TOTAL $__________________________
Bidder acknowledges receipt of the following addenda: ________________________ Clearly lis t an y and all addend a number s receiv ed o n th is project , abov e and o n th e low er left hand corner of the sealed bid return envelope.

The representations made herein are made under the penalty of perjury.

Signed
Bidder Mailing Address if different than Street Address Company City State Zip Code
Street Address Telephone Number, including Area Code
City State Zip Code License Number and Expiration Date DIR Registration Number and Expiration Date
Federal Employer ID Number City’s Business License Number and Expiration Date The Extension Price has been calculated by multiplying the Estimated Quantity by the Unit Price. In the case of lump sum items, the Estimated Quantity shall be unity. The Bid Total is the sum of all Extension Prices. Bidder agrees that in case of any discrepancy between the Unit Price(s) and the respective Extension Price(s) and/or the Bid Total, the Unit Price(s) shall prevail, and the bid submitted shall be the correctly computed sum of all correctly computed Extension Prices, provided, however, if the amount set forth as a Unit Price is unintelligible or omitted, then the amount set forth in the Extension Price column for the item shall be used to determine the correct Unit Price in accordance with the following:
a. As to lump sum items, the amount set forth in the Extension Price column shall be the Unit Price. b. As to unit basis items, the amount set forth in the Extension Price column shall be divided by the estimated quantity for the item and the price thus obtained shall be the Unit Price.

Page 2 of 6 ends

D-4
PROPOSAL FOR:

PARK RANGERS OFFICE TENANT IMPROVEMENTS (RE-BID)

LIST OF SUBCONTRACTORS
All persons or parties submitting a bid proposal on the project shall complete the following form, setting forth the information about each subcontractor as required by Section 4100 of the Public Contract Code, which is summarized in Section 2-1.07 of the project’s Special Provisions. The bidder’s attention is directed to provisions of Section 4100 which impose penalties for failure to provide the required correct information within the required time frame. Corrected information must be submitted to the Purchasing Officer.

NOTE: The dollar value of work for each subcontractor, if not shown on this form when submitted with bid, MUST be provided by the bidder to the Purchasing Officer within twenty-four (24) hours of bid opening.

Otherwise, the City, at its sole discretion, may reject the bid as non-responsive.

Dollar value of
portion of work
subcontracted
Attach additional sheets if needed. Total Dollar Value of Subcontracted Work $ Description of portion of
work subcontracted,
include Item Number
from Proposal Form
Subcontractors’ s
DIR registration
number
Subcontractor’ s
California
Contractor License
Number
Subcontractor’ s
Business Address,
including City, State,
and Zip
Subcontractor’ s
Name

Page 3 of 6 ends

D-5
Signed
Bidder Company
Accompanying this proposal is
[NOTICE: In the blank above, insert the words “cash ($________),” “cashier’s check,” “certified check,” or “bidder’s bond,” as the case may be],
in an amount equal to at least ten percent of the total of the bid.

The names of all persons interested in the foregoing proposal as principals are as follows:

IMPORTANT NOTICE: If bidder or their interested person is a corporation, state legal name of corporation, also names of the president, secretary, treasurer, and manager thereof; if a copartnership, state true name of firm, also names of all individual copartners composing firm; if bidder or other interested person is an individual, state first and last names in full.
__________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ Licensed in accordance with an act providing for the registration of Contractor’s License No. ________________________
___________________________________
SIGN ___________________________________
HERE
___________________________________
Signature of Bidder
NOTE--If bidder is a corporation, the legal name of the corporation shall be set forth above together with the signature of the officer or officers authorized to sign contracts on behalf of the corporation; if bidder is a copartnership, the true name of the firm shall be set forth above together with the signature of the partner or partners authorized to sign contracts on behalf of the copartnership; and if bidder is an individual, their signature shall be placed above. If signature is by an agent, other than an officer of a corporation or a member of a partnership, a Power of Attorney must be on file with the City Clerk of the City of Bakersfield prior to opening bids or submitted with the bid; otherwise, the bid will be disregarded as irregular and unauthorized. _________________________________________
Business Address
_________________________________________
Telephone Number
_________________________________________
Place of Residence
_________________________________________
Date
Signed
Bidder Company

Page 4 of 6 ends

D-6
BIDDERS QUESTIONAIRE FOR:

PARK RANGERS OFFICE TENANT IMPROVEMENTS (RE-BID)
As an aid in determining whether a bidder is responsible to perform a public works construction project, the CITY requires every bidder to complete the following questionnaire. This questionnaire is based upon the requirements of California Public Contract Code Sections 6100, 1103, 2001, 6250, 10162, 10345, 10780-10785, 20100, 20103.5, 20175.2, 33000. All bidders must demonstrate compliance with those code sections.

In the event that a bidder answers “YES” to any single question, fails to submit a fully completed questionnaire, or submits false information, the City can utilize that information as a reason to determine that the minimum qualifications are not met and that the bidder should not be considered a qualified bidder for purposes of bidding on this project.

The questionnaire must be signed under penalty of perjury in the manner designated at the end of the form, by an individual who has the legal authority to bind the bidder submitting the questionnaire. If any information provided by a bidder becomes inaccurate, the bidder shall immediately notify the awarding agency and provide updated accurate information in writing, under penalty of perjury.

Circle your
answer for each
question.

1. Has a contractor’s license held by your firm and/or any owner, officer or partner of your firm been revoked at any time in the last five years? Yes No

2. Within the last five years, has a surety firm completed a contract on your firm ’s behalf, or paid for completion of a contract to which your firm was a party, because your firm was considered to be in default or was terminated for cause by the project owner? Yes No

3. At the time of submitting this questionnaire, is your firm ineligible to bid on or be awarded a public works contract, or perform as a contractor on a public works contract, pursuant to either California Labor Code Section 1777.1 (prevailing wage violations) or Labor Code Section 1777.7 (apprenticeship violations)?
Yes No

4. At any time in the last five years, has your firm, or any of its owners, officers or partners been convicted of a crime involving the awarding of a contract for a government/public construction project, or the bidding or performance of a government/public contract? Yes No

5. Within the last five years, has your firm been assessed liquidated damages on any public contract? Yes No

6. Within the last three years has your firm or representatives been debarred from bidding on, or completing any public works construction contract for any reason? Yes No

7. Has CAL OSHA assessed penalties against your firm for any serious or willful violation occurring on a construction project at any time in the last three years? Yes No

8. In the past three years, have civil penalties or Notice of Complaint (letter of warning) been issued or assessed against your firm pursuant to California Labor Code 1777.7 for violation of California public works apprenticeship requirements by the California Division of Apprenticeship Standards (DAS)?
Yes No

9. In the past three years, has a public agency in California withheld contract payments or assessed penalties against your firm for violation of public works prevailing wage requirements?
Yes No

10. Has your firm been assessed penalties for violation of public works prevailing wage requirements by the DLSE (Labor Commissioner)? Yes No

Page 5 of 6 ends

D-7
I, the undersigned, certify and declare that I have read and understood the questionnaire. I declare under penalty of perjury under the laws of the State of California that the foregoing is true and correct.

Signed
Bidder Company
________________
Date

Page 6 of 6 ends

D-8
BIDDER’S BOND
(To Accompany Proposal)
(Not necessary if cash or certified check is with bid)
KNOW ALL MEN BY THESE PRESENTS:

THAT WE
___________________________________________________________________________________ _____________________________as principal, and ______________________________________________ __________________________________________________________________________________________ as surety , are held an d firmly boun d unto the City o f Bakersfield, a body politic an d corporate of th e State of California, in th e sum of __________________________________ _ dollars ($ ______________ _), to be pai d to said City, for which payments, well an d truly t o be made ; we bind ourselves , our heirs , executors and administrators, successors or assigns, jointly and severally by these presents.

THE CONDITION OF THIS OBLIGATION IS SUCH:

That if the certain proposal, hereunto annexed, to construct Park Ranger Office Remodel at 3737 Stockdale Highway (RE-BID) in the City of Bakersfield as referred to in the NOTICE TO CONTRACTORS attached hereto, is accepted by the Council of said City and if the above bounden principal, heirs, executors, administrators, successors and assigns, shall duly enter into and execute a contract, to construct said improvements aforementioned, and shall execute and deliver the two bonds required by law, within ten days (not including Sunday) from the date of a notice to the above bounden principal, that said contract is ready for execution, then this obligation shall become null and void, otherwise it shall be and remain in full force and effect.

IN WITNESS WHEREOF, we have hereunto s et out hands an d seals this __________ day of ___________________, 20_____.
_______________________(Seal)
_______________________(Seal)
_______________________(Seal)

Page 1 of 2 ends

D-10

NONCOLLUSION AFFIDAVIT
(To be Executed by Bidder and Accompany Proposal)

PARK RANGERS OFFICE TENANT IMPROVEMENTS (RE-BID)

STATE OF CALIFORNIA )
) ss.

COUNTY OF _____________ )
___________________________________________________, being first duly sworn, deposes and says that he or
(Name)
she is ______________________________ of ______________________________________, (Title) (Company name)
the party making the foregoing bid; that the bid is not made in the interest of, or on behalf of, any undisclosed person, partnership, company, association, organization, or corporation; that the bid is genuine and not collusive or sham; that the bidder has not directly or indirectly induced or solicited any other bidder to put in a false or sham bid, and has not directly or indirectly colluded, conspired, connived, or agreed with any bidder or anyone else to put in a sham bid, or that anyone shall refrain from bidding; that the bidder has not in any manner, directly or indirectly, sought by agreement, communication, or conference with anyone to fix the bid price of the bidder or any other bidder or to fix any overhead, profit, or cost element of the bid price, or of that of any other bidder, or to secure any advantage against the public body awarding the contract of anyone interested in the proposed contract; that all statements contained in the bid are true; and, further, that the bidder has not, directly or indirectly, submitted his or her bid price or any breakdown thereof , or the contents thereof, or divulged information or data relative thereto, or paid, and will not pay, any fee to any corporation, partnership, company, association, organization, bid depository, or to any member or agent thereof to effectuate a collusive or sham bid.

Under penalty of perjury, the bidder declares that neither the bidder nor any subcontractor to be engaged by the bidder for this project has been convicted of any offense referred to in the California Public Contract Code.

Signed________________________________________
Bidder
_________________________________________
Business Address
_________________________________________
Telephone Number
_________________________________________
Place of Residence
Subscribed and sworn to before me
this___________day of_________, 20_____.
_________________________________________

Page 1 of 1 ends

PART E
E-2

FAITHFUL PERFORMANCE BOND

KNOW ALL MEN BY THESE PRESENTS, THAT,
WHEREAS, the CITY OF BAKERSFIELD, a municipal corporation, hereinafter designated the “Owner,” has on Date of Award , 2024, awarded to Name of Contractor , a _________________________ organized and doing business under and by virtue of the laws of the State of California, hereinafter designated as the “Principal,” a contract for Proposal for Park Ranger Office Remodel at 3737 Stockdale Highway (RE-BID); and WHEREAS, said Principal is required under the terms of said contract to furnish a bond for the faithful performance of said contract; and
NOW, THEREFORE, WE, the Principal, and , as Surety, are held and firmly bound unto the Owner in the sum of Dollars ($___________), lawful money of the United States, for the payment of which sum, well and truly to be made, we bind ourselves, our heirs, executors, administrators, and successors, jointly and severally, firmly by these presents.

THE CONDITION OF THIS OBLIGATION IS SUCH , that if the above mentioned Principal, his or its heirs, executors, administrators, successors, or assigns, shall in all things stand to and abide by, and well and truly keep and faithfully perform the covenants, conditions, and agreements in the said contract and any alterations made as therein provided, on his or their part, to be kept and performed at the time and in the manner therein specified, and in all respects according to their true intent and meaning, and shall indemnify and save harmless, the Owner, its officers and agents as therein stipulated, then this obligation shall become null and void; otherwise it shall be and remain in full force and virtue and Principal and Surety, in the event suit is brought on this bond, will pay to the Owner such reasonable attorney’s fees as shall be fixed by the court.

As a condition precedent to the satisfactory completion of the said contract, the above obligation in the said amount shall hold good for a period of one (1) year after the completion and acceptance of the said work, during which time if the above mentioned Principal, his or its heirs, executors, administrators, successors, or assigns shall fail to make full, complete, and satisfactory repair and replacements or totally protect the said Owner from loss of damage made evident during said period of one (1) year from the date of acceptance of said work, and resulting from or caused by defective materials and/or faulty workmanship in the prosecution of the work done, the above obligation in the said amount shall remain in full force and effect. However, anything in this paragraph to the contract notwithstanding, the obligation of the Surety hereunder shall continue so long as any obligation of the Principal remains.

And the said surety, for value received, hereby stipulates and agrees that no change, extension of time, alteration, or addition to the terms of the contract or to the work to be performed thereunder or the specifications accompanying the same shall, in any way, affect its obligations on this bond, and it does hereby waive notice of any such change, extension of time, alteration, or addition to the terms of the contract or to the work or to the specifications. Said Surety hereby waives the provisions of Sections 2819 and 2845 of the Civil Code of the State of California.

As a part of the obligation secured hereby and in addition to the amount specified therefor, there shall be included costs and reasonable expenses and fees, including reasonable attorney’s fees, incurred by the Owner in successfully enforcing such obligation, all to be taxed as costs and included in any judgment rendered.

IN WITNESS WHEREOF, the above mentioned parties have executed this instrument under their seals this _______ day of __________________, 20_____, the name and corporate seal of each corporate party being hereto affixed and these presents duly signed by its undersigned representative, pursuant to authority of its governing body.
(Seal) _____________________________________
Principal
_____________________________________
Signature for Principal, Title
(Seal) _____________________________________
Surety
_____________________________________
Surety Address & Telephone No.
_____________________________________
Signature for Surety, Title
(Attach notarization form for each required signature)
E-3

MATERIAL LABOR BOND

KNOW ALL MEN BY THESE PRESENTS, THAT,
WHEREAS, the CITY OF BAKERSFIELD, a municipal corporation, hereinafter designated the “Owner,” has, on Date of Council Meeting , 20_____, awarded to , a organized and doing business under and by virtue of the laws of the State of California, hereinafter designated as the “Principal,” a contract for Proposal for Park Ranger Office Remodel at 3737 Stockdale Highway (RE-BID); and WHEREAS, said Principal is required to furnish a bond in connection and with said contract, providing that if said Principal, or any of his or its subcontractors, shall fail to pay for any materials, provisions, or other supplies used in, upon, for, or about the performance of the work contracted to be done, or for any work or labor done thereon of any kind, the Surety of this bond will pay the same to the extent hereinafter set forth:

NOW, THEREFORE, WE, the Principal, and , as Surety, are held and firmly bound unto the Owner the penal sum of One hundred percent (100%) of the total amount payable by the terms of the contract Dollars ($__________), lawful money of the United States, for the payment of which sum well and truly to be made, we bind ourselves, our heirs, executors, administrators, and successors, jointly and severally, firmly by these presents.

THE CONDITION OF THIS OBLIGATION IS SUCH, that if said Principal, his or its heirs, executors, administrators, successors, or assigns, shall fail to pay for any materials, provisions, or other supplies used in, upon, for, or about the performance of the work contracted to be done, or for any work or labor thereon of any kind or for any amount due under the Unemployment Insurance Code with respect to work or labor performed under the contract, or for any amounts due, or to be withheld pursuant to Sections 18806 of the Revenue and Taxation Code of the State of California with respect to such work or labor, as required by the provisions of Chapter III, Division V, Title I of the Government Code of the State of California, or with respect to any work or labor for which a bond is required by the provisions of Sections 9550 through 9566 of the Civil Code of the State of California, and provided that the persons, companies, or corporations so furnishing said materials, provisions, or other supplies, appliances, or power use, in, upon, for, or about the performance of the work contracted to be executed or performed, or any person who performs work or labor upon same, or any person who supplies both work and materials, thereto, shall have complied with the provisions of said Civil Code, then said Surety will pay the same in or to an amount not exceeding the amount hereinabove set forth, and also will pay in case suit is brought upon this bond, such reasonable attorney’s fees to the Owner as shall be fixed by the court.

This bond shall inure to the benefit of the Owners and any and all persons, companies, and corporations and their respective assigns entitled to file claims under applicable State law, including, but not limited to, California Civil Code Section 9100, so as to give a right of action to them or their assigns in any suit brought upon this bond.

And the said Surety, for value received, hereby stipulates and agrees that no change, extension of time, alteration, or addition of the terms of the contract or the work to be performed thereunder or the specifications accompanying the same shall, in any way, affect its obligations of this bond, and it does hereby waive notice of any change, extension of time, alteration, or addition to the terms of the contract or to the work or to the specifications. Said Surety hereby waives the provisions of Sections 2819 and 2845 of the Civil Code of the State of California.

IN WITNESS WHEREOF, the above mentioned parties have executed this instrument under their seals this _________ day of ________________, 20_____, the name and corporate seal of each corporate party being hereto affixed and these presents duly signed by its undersigned representative, pursuant to authority of its governing body.
(Seal) _______________________________________
Principal
__________________________________________
Signature for Principal, Title
(Seal) __________________________________________
Surety
__________________________________________
Surety Address & Telephone No.
__________________________________________
Signature for Surety, Title
(Attach notarization form for each required signature)
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ESCROW AGREEMENT
FOR

SECURITY DEPOSITS IN LIEU OF RETENTION
(To be completed by the Contractor, if the Contractor elects to substitute securities in lieu of retention) THIS ESCROW AGREEMENT is made and entered into by and between:
_______________________________________________________________________________________ whose address is _________________________________________________________________________ hereinafter called “Owner”;
_______________________________________________________________________________________ whose address is _________________________________________________________________________ hereinafter called “Contractor” and
_______________________________________________________________________________________ whose address is _________________________________________________________________________ hereinafter called “Escrow Agent”.

For the consideration hereinafter set forth, the Owner, Contractor, and Escrow Agent agree as follows:

1. Pursuant to Section 22300 of the Public Contract Code of the State of California, Contractor has the option to deposit securities with Escrow Agent as a substitute for retention earnings required to be withheld by Owner pursuant to the Construction Contract entered into between the Owner and Contractor for ________________________________________________________________________________________ ________________________________________________________________________________________ in the amount of ___________________________________ dated __________________________________ (hereinafter referred to as the AContract@). When Contractor deposits the securities as a substitute for Contract earnings, the Escrow Agent shall notify the Owner within ten (10) days of the deposit. The market value of the securities at the time of the substitution shall be at least equal to the cash amount then required to be withheld as retention under the terms of the Contract between the Owner and Contractor. Securities shall be held in the name of _________________________________________, and shall designate the Contractor as the beneficial owner.

2. The Owner shall make progress payments to the Contractor for such funds which otherwise would be withheld from progress payments pursuant to the Contract provisions, provided that the Escrow Agent hold securities in the form and amount specified above.

3. Alternatively, the Owner may make payments directly to Escrow Agent in the amount of retention for the benefit of the Owner until such time as the escrow created hereunder is terminated.

4. Contractor shall be responsible for paying all fees for the expenses incurred by Escrow Agent in administering the escrow account. These expenses and payment terms shall be determined by the Contractor and Escrow Agent.

5. The interest earned on the securities or the money market accounts held in escrow and all interest earned on that interest shall be for the sole account of Contractor and shall be subject to withdrawal by Contractor at any time and from time to time without notice to the Owner.

6. Contractor shall have the right to withdraw all or any part of the principal in the Escrow Account only by written notice to Escrow Agent accompanied by written authorization from Owner to the Escrow Agent that Owner consents to the withdrawal of the amount sought to be withdrawn by Contractor.

E-5

7. The Owner shall have a right to draw upon the securities in the event of default by the Contractor. Upon seven (7) days written notice to the Escrow Agent from the Owner of the default, the Escrow Agent shall immediately convert the securities to cash and shall distribute the cash as instructed by the Owner.

8. Upon receipt of written notification from the Owner certifying that the Contract is final complete, and that the Contractor has complied with all requirements and procedures applicable to the Contract, Escrow Agent shall release to Contractor all securities and interest on deposit less escrow fees and charges of the Escrow Account.

The escrow shall be closed immediately upon disbursement of all moneys and securities on deposit and payments of fees and charges.

9. Escrow Agent shall rely on the written notifications from the Owner and the Contractor pursuant to Sections (4) to (6), inclusive, of this agreement and the Owner and Contractor shall hold Escrow Agent harmless from Escrow Agent’s release and disbursement of the securities and interest as set forth above.

10. The names of the persons who are authorized to give written notice on behalf of the Owner and on behalf of Contractor in connection with the foregoing, and exemplars of their respective signatures, are as follows:

On behalf of Owner: On behalf of Contractor:
______________________________ _________________________________ Title Title
______________________________ _________________________________ Name Name
______________________________ _________________________________ Signature Signature
______________________________ __________________________________ Address Address
On behalf of Escrow Agent:
______________________________
Title
______________________________
Name
______________________________
Signature
______________________________
Address
At the time the Escrow Account is opened, the Owner and Contractor shall deliver to the Escrow Agent a fully executed counterpart of this Agreement.

IN WITNESS WHEREOF, the parties have executed this Agreement by their proper officers on the date first set forth above.

Owner: Contractor:
_____________________________ _________________________________ Title Title
_____________________________ _________________________________ Name Name
_____________________________ _________________________________ Signature Signature
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GUARANTEE

MATERIAL AND WORKMANSHIP

CITY OF BAKERSFIELD
Recreation & Parks Department
City Hall North, 3rd Floor
1600 Truxtun Avenue
Bakersfield, California 93301
In accordance with the terms of the Contract for:
________________________________________________________________________________________ awarded on ________________________, between the City of Bakersfield (hereinafter referred to as “City”), and the undersigned, which contract provides for
_______________________________________________________, and other facilities and under which contract the undersigned has installed such facilities, the following guarantee of the said facilities is hereby made:

When the project is completed and accepted, we guarantee the same to be free from imperfect workmanship and/or materials, and we agree to repair and/or replace at our own cost and expense, any and all such work, and/or materials which may prove defective in workmanship or materials within a period of one (1) year from the date of acceptance of the above named construction project, ordinary wear and tear or neglect excepted.

We also agree to repair and/or replace, at our own cost and expense, any work and/or materials that we may disturb or displace in making good such defects.

Within twenty -four (24) hours after being notified in writing by the City or the City ’s representative, or the agent of either of them, of any defects in said work or materials, we agree to commence and prosecute with due diligence, all work necessary to fulfill the terms of this guarantee and to complete the work within a reasonable period of time, and in the event of our failure to so comply, we collectively and expressly do hereby authorize the City and/or the City ’s representative, or the agent of either of them, to proceed to have such work done at our expense and we will honor and pay the cost and charges therefor upon demand.

This guarantee is made expressly for and to the benefit of both the City of the above mentioned construction project and the City’s representative, and shall be enforceable by either of them.

Dated________________________________
__________________________________________
Contractor’s Name
__________________________________________
Authorized Signature
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GUARANTEE

EQUIPMENT

CITY OF BAKERSFIELD
Recreation & Parks Department
City Hall North, 3rd Floor
1600 Truxtun Avenue
Bakersfield, California 93301
In accordance with the terms of the Contract for:
_________________________________________________________________________________________ awarded on _______________________, between the City of Bakersfield (hereinafter referred to as “City”), and the undersigned, which contract provides for
___________________________________________________________, and under which contract the undersigned has furnished and installed such system, the following guarantee of the said system is hereby made:

Should any of the equipment installed pursuant to said contract prove defective or should the system as a whole prove defective, due to faulty workmanship, material furnished, or method of installation, or should said system or any part thereof fail to operate properly, as planned, due to any of the above causes, all within one (1) year after date on which said contract is accepted by the City, the undersigned agrees to reimburse the City, upon demand, for its expenses incurred in restoring said systems to the condition contemplated in said contract, including the cost of any equipment or materials replaced, or, upon demand by the City, to replace any such equipment and repair said systems completely without cost to the City, so that they will operate successfully as originally contemplated.

The City shall have the option to make any needed repairs or replacements itself or to have such replacements or repairs done by the undersigned. Prior to such replacement or repair work being done by the City, the undersigned shall have the option to make any needed repairs or replacements. In the event the City elects to have said work performed by the undersigned, the undersigned agrees that the repairs shall commence to be made and such materials as are necessary shall commence to be furnished and installed within twenty -four (24) hours of the date specified in the City ’s written notification. Contractor shall prosecute with due diligence to complete the work within a reasonable period of time, as specified in the City’s written notification.

Said system will be deemed defective within the meaning of this guarantee in the event that they fail to operate as originally intended by the manufacturers thereof and in accordance with the plans and specifications included in said contract.

Dated_______________________ ___________________________________ Contractor’s Name
___________________________________
Authorized Signature

RECREATION AND PARKS DEPARTMENT

ADDENDUM TO BID DOCUMENTS

Addendum No. 1 Page 1 of 2
Project: PARK RANGER OFFICE TENANT IMPROVEMENTS (RE-BID)

Project Number: P3B30600
Bid Due Date: January 23, 2025
Time: 11:00 am
Anticipated Contract Award Date: February 12, 2025
Today's Date: January 6, 2025

NOTICE TO ALL CONTRACTORS SUBMITTING ON THIS WORK
You are hereby notified of the following changes and/or additions to the Plans and Specifications for the above referenced project. Such changes and/or additions are hereby made a part of the Plans and Specifications and shall take precedence over anything to the contrary therein.

CLARIFICATION / NOTICE:

Several RFI’s were submitted. The following clarifications have been provided, including on the specification and plans.

All bidders must comply with these requirements

1. Attached is the sign in sheet for the job walk held on Friday December 20, 2024, at 9 AM.

2. Bidders should be aware an additional pre-bid job site walk, and project site visit will be scheduled for Monday January 13, 2025, 10 AM. The facility is located at 3737 Stockdale Highway Bakersfield CA 93309 (Entrance on Williamson Way). The site visit is not mandatory. Contractors interested in accessing the roof will need to provide their own ladder for access to the roof.

3. Bidders should be aware to disregard reference of "No Site Work". Concrete curb ramp on Sheet A -112 is considered Site Work and is to be included in the scope of work.

4. Bidders should be aware the project does not contain a hazardous materials report.

SPECIFICATIONS:

1. On page A-3, revise Section GENERAL DESCRIPTION OF WORK, third paragraph and insert the following paragraph to section. Language shall be revised to read (strike out font indicates text deleted; italics font indicates text added):

NO WORK ON THE 2ND FLOOR AND NO SITE WORK.

2. On specification section 12 36 61.1.01 SECTION REQUIREMENTS , revise Section A, insert/ modify the following paragraph to section. Language shall be revised to read (strike out font indicates text deleted; italics font indicates text added):

A. Provide solid surface fabrications including but not limited to following:

1. Lavatory tops with integral bowls and backsplashes.

Addendum No. 1 Page 2 of 2

PARK RANGERS OFFICE TENANT IMPROVEMENTS (REBID)

PLANS:

1. The following plan sheets shall be removed in its entirely. 1) Sheet AD-110, Floor Plan - Demolition/Reflected Ceiling Plan-Demolition with Job Number 2254.00 on Title Block is to be disregarded.
2) Sheet A-141, Roof Plan/Demolition Roof Plan dated 10-05-2023 and which indicates the scope of work for the entire building is to be disregarded.
3) Sheet M-500 with Job Number 2254.00 on Title Block is to be disregarded. 4) Sheet EG-001 dated 10-5-2023 and with Job Number 2254.00 on Title Block is to be disregarded. 5) Sheet E-121 dated 10-5-2023 and with Job Number 2254.00 on Title Block is to be disregarded. 6) Sheet E-122 dated 10-5-2023 and with Job Number 2254.00 on Title Block is to be disregarded. 7) Sheet E-131 dated 10-5-2023 and with Job Number 2254.00 on Title Block is to be disregarded. 8) Sheet E-132 dated 10-5-2023 and with Job Number 2254.00 on Title Block is to be disregarded. 9) Sheet E-133 dated 10-5-2023 and with Job Number 2254.00 on Title Block is to be disregarded. 10) Sheet E-142 dated 10-5-2023 and with Job Number 2254.00 on Title Block is to be disregarded.

2. On Sheet E-14; revise Note 1. Language shall be revised to read (strike out font indicates text deleted; italics font indicates text added): CONTRACTOR SHALL PROVIDE FULLY FUNCTIONAL FIRE ALARM SYSTEM PER FIRE ALARM PLAN FOR ENTIRE BUILDING . PLANS SHOW GENERAL DEVICE LOCATIONS FOR COVERAGE FOR BIDDING PURPOSES ONLY. CONTRACTOR SHALL SUBMIT SHOP DRAWINGS FOR ALL FIRE ALARM SYSTEMS.

3. On Sheet A-121, Keynote 09: Detail reference of A5/A-501 is to be disregarded. Correct detail reference is B4/A-502, Wall Blocking.

4. On Sheet A-232. Add Keynote 27: ZEE LOCKER BASE BY MANUFACTURER

5. On Sheet P-122; Plumbing Fixture Schedule:
1) Disregard label reference of WC-1. WC-1 label should read "WC". 2) Disregard entire reference to WC-2.
3) Disregard label reference of Sink. Sink label should read "S".

6. On Sheet A-120; Keynote 07: indicates where plywood panels, that cover missing or vandalized glazing, are to be removed at existing storefront. Any remaining damaged glazing at those areas are to be removed.

NOTE: All contractors bidding this work shall denote in their proposal that they have received ADDENDUM NO. 1.

Addendum approved by:

_______________________________ _______________________________ Fidel Gonzalez Olimpia Frederick
Park Construction and Facilities Planner Interim Purchasing Officer

Bakersfield City CouncilFebruary 26, 2025

Bakersfield City Council
February 26, 2025