2024-09-10; City Council; 08; Monroe Street Pool Renovation and Replacement Project Plans, Specifications and Contract Documents, Appropriation of Construction Funding, and Authorization to Advertise — Carlsbad City Council, September 10, 2024 (part 8 of 11)

L. Compact subbase and prepare subgrade of sufficient width to prevent displacement of slip-form paving machine during operations.

M. Cold-Weather Placement: Protect concrete work from physical damage or reduced strength that could be caused by frost, freezing, or low temperatures. Comply with ACI 306.1 and the following:

1. When air temperature has fallen to or is expected to fall below 40 deg. F (4.4 deg C), uniformly heat water and aggregates before mixing to obtain a concrete mixture temperature of not less than 50 deg. F (10 deg C) and not more than 80 deg. F (27 deg C) at point of placement.

2. Do not use frozen materials or materials containing ice or snow.

3. Do not use calcium chloride, salt, or other materials containing antifreeze agents or chemical accelerators unless otherwise specified and approved in design mixtures.

N. Hot-Weather Placement: Comply with ACI 305R (ACI 305R M) and as follows when hot- weather conditions exist:

1. Cool ingredients before mixing to maintain concrete temperature below 90 deg. F (32 deg C) at time of placement. Chilled mixing water or chopped ice may be used to control temperature, provided water equivalent of ice is calculated in total amount of mixing water.

Using liquid nitrogen to cool concrete is Contractor's option.

2. Cover steel reinforcement with water-soaked burlap so steel temperature will not exceed ambient air temperature immediately before embedding in concrete.

3. Fog-spray forms, steel reinforcement, and subgrade just before placing concrete. Keep subgrade moisture uniform without standing water, soft spots, or dry areas.

O. Provide sand and base materials as indicated.

3.07 FLOAT/BROOM FINISHING
A. General: Do not add water to concrete surfaces during finishing operations.

B. Float Finish: Begin the second floating operation when bleed-water sheen has disappeared and concrete surface has stiffened sufficiently to permit operations. Float surface with power- driven floats or by hand floating if area is small or inaccessible to power units. Finish surfaces to true planes. Cut down high spots and fill low spots. Refloat surface immediately to uniform granular texture.

1. Burlap Finish: Drag a seamless strip of damp burlap across float-finished concrete, perpendicular to line of traffic, to provide a uniform, gritty texture.

2. Medium-to-Fine-Textured Broom Finish: Draw a soft-bristle broom across float-finished concrete surface perpendicular to line of traffic to provide a uniform, fine-line texture.

Required to meet slip coefficient requirement.

3. Portland cement concrete paving shall be stable, firm, and slip resistant and shall comply with CBCSections 11B-302 and 11B-403.

3.08 SPECIAL FINISHES
A. Cure concrete with curing compound recommended by dry-shake hardener manufacturer.

Apply curing compound immediately after final finishing.

B. High-Pressure Water-Jet Finish: Perform high-pressure water jetting on concrete that has achieved a minimum compressive strength of 4500 psi. Coordinate with formwork removal to ensure that surfaces to be high-pressure water-jet finished are treated at same age for uniform results.

C. Surface Continuity: Perform high-pressure water-jet finishing in as continuous an operation as possible, maintaining continuity of finish on each surface or area of Work. Maintain required patterns or variances in reveal projection to match design reference sample or mockup.

3.09 CONCRETE PROTECTION, CURING AND SEALING:

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Concrete Paving 32 13 13 - 14
A. General: Protect freshly placed concrete from premature drying and excessive cold or hot temperatures.

B. Comply with ACI 306.1 for cold-weather protection.

C. Evaporation Retarder: Apply evaporation retarder to concrete surfaces if hot, dry, or windy conditions cause moisture loss approaching 0.2 lb/sq. ft. x h before and during finishing operations. Apply according to manufacturer's written instructions after placing, screeding, and bull floating or darbying concrete but before float finishing.

D. Begin curing after finishing concrete but not before free water has disappeared from concrete surface.

E. Curing Methods: Cure concrete by moisture curing, moisture-retaining-cover curing, curing compound or a combination of these as follows:

1. Moisture Curing: Keep surfaces continuously moist for not less than seven days with the following materials:
a. Water.
b. Continuous water-fog spray.
c. Absorptive cover, water saturated and kept continuously wet. Cover concrete surfaces and edges with 12-inch lap over adjacent absorptive covers.

2. Moisture-Retaining-Cover Curing: Cover concrete surfaces with moisture-retaining cover, placed in widest practicable width, with sides and ends lapped at least 12 inches and sealed by waterproof tape or adhesive. Immediately repair any holes or tears occurring during installation or curing period using cover material and waterproof tape.

3. Curing Compound: Apply uniformly in continuous operation by power spray or roller according to manufacturer's written instructions. Recoat areas that have been subjected to heavy rainfall within three hours after initial application. Maintain continuity of coating, and repair damage during curing period.

F. Seal Concrete: Apply specified sealer in accordance with manufacturer’s recommendations.

1. Apply full strength in two coats with airless sprayer at the manufacturer’s recommended rate.

2. After the first coat is completely dry, apply second coat at right angles to the first coat.

3.10 PAVING TOLERANCES
A. Comply with tolerances in ACI 117, the Americans with Disabilities Act, the CBC and as follows:

1. Elevation: 1/8 inch.

2. Thickness: Plus 3/8 inch, minus 1/4 inch.

3. Surface: Gap below 10-foot- long, unleveled straightedge not to exceed 1/8 inch. Surface must properly drain.

4. Surface Discontinuities: Maximum 1/4 inch, subject to further limitations of accessible routes.

5. Alignment of Tie-Bar End Relative to Line Perpendicular to Paving Edge: 1/2 inch per 12 inches of tie bar.

6. Lateral Alignment and Spacing of Dowels: 1/4 inch.

7. Vertical Alignment of Dowels: 1/8 inch.

8. Alignment of Dowel-Bar End Relative to Line Perpendicular to Paving Edge: 1/8 inch per 12 inches of dowel.

9. Joint Spacing: 3 inches, except joint position shall be within 1/4 inch of objects in alignment with joint such as benches, light poles, pull boxes, etc.

10. Sawcut Joint Depth: Plus 1/4 inch, no minus.

11. Joint Width: Plus 1/16 inch, no minus.

B. Stair Treads: Stair treads within a run shall be constructed equally and shall shed water away from the path of travel. Maximum tread slope down from riser to nosing in direction of travel:

1.0 percent, plus or minus 0.5 percent. Maximum tread cross-slope perpendicular to direction of travel: 1.8 percent, plus 0.2 percent, minus 1.0 percent or as required to shed water.

C. Ramps: Ramps shall shed water away from the path of travel. Maximum ramp slope in direction of travel: 8.33 percent. Maximum ramp cross-slope perpendicular to direction of travel: 1.8 percent, plus 0.2 percent, minus 1.0 percent or as required to shed water.

3.11 WHEEL STOPS
A. Securely attach wheel stops to paving with not less than two #4 galvanized steel dowels or rebar, minimum 18 inches long, located at one-quarter to one-third points. Install dowels in drilled holes in the paving and bond dowels to wheel stop. Recess head of dowel beneath top of wheel stop.

B. Install preformed speed attenuation devices as provided in the contract documents in bed of adhesive applied as recommended by manufacturer for heavy traffic.

C. Securely attach preformed speed speed attenuation devices as provided in the contract documents to paving with hardware spaced as recommended by manufacturer for heavy traffic.

Recess head of hardware beneath top surface.

3.12 FIELD QUALITY CONTROL
A. Testing Agency: Owner will engage a qualified testing agency to perform tests and inspections.

B. Testing Services: Testing of composite samples of fresh concrete obtained according to ASTM C 172 shall be performed according to the following requirements:

1. Testing Frequency: Obtain at least one composite sample for each 20 cu. Yd., or fraction thereof of each concrete mixture placed each day.
a. When frequency of testing will provide fewer than five compressive-strength tests for each concrete mixture, testing shall be conducted from at least five randomly selected batches or from each batch if fewer than five are used.

2. Slump: ASTM C 143/C 143M; one test at point of placement for each composite sample, but not less than one test for each day's pour of each concrete mixture. Perform additional tests when concrete consistency appears to change.

3. Air Content: ASTM C 231, pressure method; one test for each composite sample, but not less than one test for each day's pour of each concrete mixture.

4. Concrete Temperature: ASTM C 1064/C 1064M; one test hourly when air temperature is 40 deg. F and below and when it is 80 deg. F and above, and one test for each composite sample.

5. Compression Test Specimens: ASTM C 31/C 31M; cast and laboratory cure one set of three standard cylinder specimens for each composite sample.

6. Compressive-Strength Tests: ASTM C 39/C 39M; test one specimen at seven days and two specimens at 28 days.
a. A compressive-strength test shall be the average compressive strength from two specimens obtained from same composite sample and tested at 28 days.

C. Strength of each concrete mixture will be satisfactory if average of any three consecutive compressive-strength tests equals or exceeds specified compressive strength and no compressive-strength test value falls below specified compressive strength by more than 500 psi.

D. Test results shall be reported in writing to Owner, Architect, concrete manufacturer, and Contractor within 48 hours of testing. Reports of compressive-strength tests shall contain Project identification name and number, date of concrete placement, name of concrete testing and inspecting agency, location of concrete batch in Work, design compressive strength at 28 days, concrete mixture proportions and materials, compressive breaking strength, and type of break for both 7- and 28-day tests.

E. Nondestructive Testing: Impact hammer, sonoscope, or other nondestructive device may be permitted by Architect but will not be used as sole basis for approval or rejection of concrete.

F. Additional Tests: Testing and inspecting agency shall make additional tests of concrete when test results indicate that slump, air entrainment, compressive strengths, or other requirements have not been met, as directed by Architect.

G. Remove and replace concrete pavement where test results indicate that it does not comply with specified requirements. Concrete paving will be considered defective if it does not pass tests and inspections.

H. Additional testing and inspecting, at Contractor's expense, will be performed to determine compliance of replaced or additional work with specified requirements.

I. Prepare test and inspection reports.

3.13 REPAIRS AND PROTECTION
A. Remove and replace concrete paving that is broken, damaged, cracked, chipped, stained or defective or that does not comply with requirements in this Section as determined by Landscape Architect. Remove work in complete sections from joint to joint unless otherwise approved by Architect.

B. Drill test cores, where directed by Architect, when necessary to determine magnitude of cracks or defective areas. Fill drilled core holes in satisfactory paving areas with Portland cement concrete bonded to paving with epoxy adhesive.

C. Protect concrete paving from damage. Exclude all but pedestrian traffic from paving for at least 28 days after placement. When construction traffic is permitted, maintain paving as clean as possible by providing adequate surface protection and by removing surface stains and spillage of materials as they occur.

1. Rubber tire marks are unacceptable in the completed construction.

D. Maintain concrete paving free of stains, discoloration, dirt, and other foreign material. Sweep paving not more than two days before date scheduled for Project Completion inspections.

E. Repair of damaged, defective or rejected concrete is not permitted. Remove all concrete from expansion joint to expansion joint or greater as required to provide a constant continuous finish.

3.14 FINAL CLEANING
A. Remove all excess concrete, form materials, over pours, waste, etc., and legally dispose off- site.

B. Provide a final acid and power wash for all concrete paving surfaces. Do not use any material that will affect the appearance of the concrete.

C. All over pours in planting areas should be removed prior to landscape operations.

D. Clean concrete paving to remove stains, markings, dust, and debris.

END OF SECTION 32 13 13
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Pavement Joint Sealers 32 13 73 - 1
SECTION 32 13 73

PAVEMENT JOINT SEALERS
PART 1 - GENERAL

1.01 SECTION INCLUDES: RELATED DOCUMENTS
A. Exterior joint sealant for non-traffic surfaces.

1.02 RELATED REQUIREMENTS
A. Division 32 Section Concrete Paving.

1.03 SUBMITTALS
A. Product Data: For each joint-sealant product indicated.

B. Samples for Verification: For each type and color of joint sealant required. Install joint-sealant samples in 1/2-inch- (13-mm-), and 1/4-inch (6.4-mm) wide joints formed between two 6-inch- (150-mm-) long strips of material matching the appearance of exposed surfaces adjacent to joint sealants.

C. Materials forming joint substrates and joint-sealant backings have been tested for compatibility and adhesion with joint sealants.

D. Interpretation of test results and written recommendations for primers and substrate preparation needed for adhesion.

E. Product Test Reports: Based on evaluation of comprehensive tests performed by a qualified testing agency, for sealants.

1.04 QUALITY ASSURANCE
A. Source Limitations: Obtain each type of joint sealant through one source from a single manufacturer.

B. Preconstruction Compatibility and Adhesion Testing: Submit to joint-sealant manufacturers, for testing indicated below, samples of materials that will contact or affect joint sealants.

C. Use ASTM C 1087 to determine whether priming and other specific joint preparation techniques are required to obtain rapid, optimum adhesion of joint sealants to joint substrates.

D. Submit not fewer than eight pieces of each type of material, including joint substrates, shims, joint-sealant backings, secondary seals, and miscellaneous materials.

E. Schedule sufficient time for testing and analyzing results to prevent delaying the Work.

F. For materials failing tests, obtain joint-sealant manufacturer's written instructions for corrective measures including use of specially formulated primers.

1.05 DELIVERY, STORAGE, AND HANDLING
A. Deliver materials to Project site in original unopened containers or bundles with labels indicating manufacturer, product name and designation, color, expiration date, pot life, curing time, and mixing instructions for multi-component materials.

B. Store and handle materials to comply with manufacturer's written instructions to prevent their deterioration or damage due to moisture, high or low temperatures, contaminants, or other causes.

1.06 PROJECT CONDITIONS
A. Do not proceed with installation of joint sealants under the following conditions:

B. When ambient and substrate temperature conditions are outside limits permitted by joint- sealant manufacturer or are below 40 deg F (4.4 deg C).

C. When joint substrates are wet or covered with frost.

D. Where joint widths are less than those allowed by joint-sealant manufacturer for applications indicated.

E. Where contaminants capable of interfering with adhesion have not yet been removed from joint substrates.

PART 2 - PRODUCTS

2.01 MANUFACTURERS
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Pavement Joint Sealers 32 13 73 - 2
A. Available Products: Subject to compliance with requirements, products that may be incorporated into the Work include, but are not limited to, products listed in other Part 2 articles.

2.02 MATERIALS, GENERAL
A. Compatibility: Provide joint sealants, backings, and other related materials that are compatible with one another and with joint substrates under conditions of service and application, as demonstrated by sealant manufacturer, based on testing and field experience.

B. Colors of Exposed Joint Sealants: As selected by Landscape Architect from manufacturer's full range.

2.03 ELASTOMERIC JOINT SEALANTS
A. Elastomeric Sealants: Comply with ASTM C 920 and other requirements indicated for each liquid-applied chemically curing sealant specified, including those referencing ASTM C 920 classifications for type, grade, class, and uses related to exposure and joint substrates.

B. Stain-Test-Response Characteristics: Where elastomeric sealants are specified to be nonstaining to porous substrates, provide products that have undergone testing according to ASTM C 1248 and have not stained porous joint substrates indicated for Project.

C. Multicomponent Pourable Urethane Sealant (Sealant #1):

1. Available Products:
a. Bostik Findley; Chem-Calk 550.
b. Meadows, W. R., Inc.; Pourthane.
c. Pacific Polymers, Inc.; Elasto-Thane 227 Type I (Self Leveling). d. Pecora Corporation; Urexpan NR-200.
e. Polymeric Systems Inc.; PSI-270SL.
f. Schnee-Morehead, Inc.; Permathane SM 7201.
g. Sika Corporation, Inc.; Sikaflex - 2c SL.
h. Sonneborn, Division of ChemRex Inc.; SL 2.
i. Tremco; THC-900/901.
j. Tremco; Vulkem 245.

2. Type and Grade: M (multicomponent) and P (pourable).

3. Class: 25.

4. Use Related to Exposure: T (traffic).

5. Uses Related to Joint Substrates: M, A, and, as applicable to joint substrates indicated, O.

D. Multicomponent Nonsag Urethane (Sealant #2):

1. Available Products:
a. Pacific Polymers, Inc.; Elasto-Thane 227 High Shore Type II (Gun Grade). b. Pecora Corporation; Dynatred.
c. Polymeric Systems Inc.; PSI-270.

2. Type and Grade: M (multicomponent) and NS (nonsag).

3. Class: 25.

4. Use Related to Exposure: T (traffic).

5. Uses Related to Joint Substrates: M, A, and, as applicable to joint substrates indicated, O.

2.04 JOINT-SEALANT BACKER MATERIALS
A. General: Provide joint-sealant backer materials that are nonstaining; are compatible with joint substrates, sealants, primers, and other joint fillers; and are approved for applications indicated by joint-sealant manufacturer based on field experience and laboratory testing.

B. Round Backer Rods for Cold- and Hot-Applied Sealants: ASTM D 5249, Type 1, of diameter and density required to control sealant depth and prevent bottom-side adhesion of sealant.

2.05 PRIMERS
A. Primers: Product recommended by joint-sealant manufacturer where required for adhesion of sealant to joint substrates indicated, as determined from preconstruction joint-sealant-substrate tests and field tests.

3.01 EXAMINATION
A. Examine joints indicated to receive joint sealants, with Installer present, for compliance with requirements for joint configuration, installation tolerances, and other conditions affecting joint- sealant performance.

B. Proceed with installation only after unsatisfactory conditions have been corrected.

3.02 PREPARATION
A. Surface Cleaning of Joints: Clean out joints immediately before installing joint sealants to comply with joint-sealant manufacturer's written instructions.

B. Joint Priming: Prime joint substrates where indicated or where recommended in writing by joint-sealant manufacturer, based on preconstruction joint-sealant-substrate tests or prior experience. Apply primer to comply with joint-sealant manufacturer's written instructions.

Confine primers to areas of joint-sealant bond; do not allow spillage or migration onto adjoining surfaces.

3.03 INSTALLATION OF JOINT SEALANTS
A. General: Comply with joint-sealant manufacturer's written installation instructions for products and applications indicated, unless more stringent requirements apply.

B. Sealant Installation Standard: Comply with recommendations in ASTM C 1193 for use of joint sealants as applicable to materials, applications, and conditions indicated.

C. Install backer materials of type indicated to support sealants during application and at position required to produce cross-sectional shapes and depths of installed sealants relative to joint widths that allow optimum sealant movement capability.

1. Do not leave gaps between ends of backer materials.

2. Do not stretch, twist, puncture, or tear backer materials.

3. Remove absorbent backer materials that have become wet before sealant application and replace them with dry materials.

D. Install sealants using proven techniques that comply with the following and at the same time backings are installed:

1. Place sealants so they directly contact and fully wet joint substrates.

2. Completely fill recesses provided for each joint configuration.

3. Produce uniform, cross-sectional shapes and depths relative to joint widths that allow optimum sealant movement capability.

E. Provide joint configuration to comply with joint-sealant manufacturer's written instructions, unless otherwise indicated.

F. Provide recessed joint configuration for silicone sealants of recess depth and at locations indicated.

3.04 CLEANING
A. Clean off excess sealants or sealant smears adjacent to joints as the Work progresses by methods and with cleaning materials approved by manufacturers of joint sealants and of products in which joints occur.

3.05 PROTECTION
A. Protect joint sealants during and after curing period from contact with contaminating substances and from damage resulting from construction operations or other causes so sealants are without deterioration or damage at time of Substantial Completion. If, despite such protection, damage or deterioration occurs, cut out and remove damaged or deteriorated joint sealants immediately and replace with joint sealant so installations with repaired areas are indistinguishable from the original work.

3.06 SCHEDULE
A. Horizontal Joints, less than 5 percent slope; Sealant No. 1.

B. Horizontal Joints, grades steeper than 5 percent; Sealant No. 2 LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Pavement Joint Sealers 32 13 73 - 4
C. Vertical Joints; Sealant No. 2
END OF SECTION 32 13 73
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Pavement Markings 32 17 23 - 1
SECTION 32 17 23

PAVEMENT MARKINGS
PART 1 GENERAL

1.01 SECTION INCLUDES
A. Parking lot markings, including parking bays, crosswalks, arrows, handicapped symbols, curb markings, and ISA symbols.

1.02 RELATED REQUIREMENTS
A. Section 32 12 16 - Asphalt Paving.

B. Section 32 13 13 - Concrete Paving.

1.03 REFERENCE STANDARDS
A. AASHTO MP 24 - Standard Specification for Waterborne White and Yellow Traffic Paints; 2015 (Reapproved 2020).

B. California MUTCD - Manual of Uniform Traffic Control Devices for Streets and Highways; State of California Department of Transportation (FHWA's MUTCD as amended for use in California); current edition.

1.04 SUBMITTALS
A. See Section 01 30 00 - Administrative Requirements for submittal procedures.

B. Product Data: Manufacturer's data sheets on each product to be used, including:

1. Preparation instructions and recommendations.

2. Storage and handling requirements and recommendations.

3. Installation methods.

1.05 QUALITY ASSURANCE
A. Manufacturer Qualifications: Company specializing in manufacturing products specified in this section, with not less than three years of documented experience.

B. Installer Qualifications: Company specializing in performing work of the type specified and with at least three years of documented experience and approved by manufacturer.

1.06 DELIVERY, STORAGE, AND HANDLING
A. Deliver paint in containers of at least 5 gallons accompanied by batch certificate.

B. Store products in manufacturer's unopened packaging until ready for installation.

C. Store and dispose of solvent-based materials, and materials used with solvent-based materials, in accordance with requirements of local authorities having jurisdiction.

1.07 FIELD CONDITIONS
A. Do not install products under environmental conditions outside manufacturer's absolute limits.

PART 2 PRODUCTS

2.01 GENERAL
A. All detectable warning systems shall comply with Americans with Disabilities Act (28 CFR Part 36 ADA Standards for Accessible Design, Appendix A, Section 4.29.2 Detectable Warnings on Walking Surfaces), and CBC requirements (Section 11B-24, 11B-705 and others). All detectable warning materials shall have raised truncated domes with a base diameter of nominal 0.90 inch (22.9 mm), tapering to a top diameter of 0.45 inch (11.4 mm),a height of nominal 0.20 inch (5.08 mm), and a center-to-center spacing of 2.35 inches (59.7 mm) nominal.

The orientation of the dome pattern for all panels shall be parallel with the panel edges.

Detectable warning materials shall visually contrast with surrounding areas.

1. California Compliance Warranty: All detectable warning systems shall be approved by DSA-AC. If not approved, DSA will accept a written five (5) year product warranty provided by the manufacturer of detectable warning products and directional surfaces. Such warranty shall indicate compliance with architectural standards as published in the current edition of the California Building Standards Code, and also include durability criteria which indicate that the shape, color fastness, confirmation, sound-on-cane acoustic quality, resilience, and attachment will not degrade significantly for at least five (5) years after initial installation. As defined by the State, "not degrade significantly" means that the product maintains at least 90 percent of its approved design characteristics, as determined by the enforcing agency.

B. Line and Zone Marking Paint: MPI (APL) No. 97 Latex Traffic Marking Paint; color(s) as indicated.

1. Parking lots: White.

2. Handicapped Symbols: Blue.

3. Fire Lane ("No Parking"): Yellow.

C. Concrete Paver Detectable Dome Warning System: Provide standard size precast architectural concrete paving units for installation in sand or mortar beds.

1. Basis-of Design Product: Provide the following, or comparable substitute product:
a. Wausau - ADA-2 Truncated dome pavers.
b. 12 inches by 12 inches, with 2 3/8 inches thickness. c. Color A-40 Yellow (Federal Yellow No. 33538)
D. Temporary Marking Tape: Preformed, reflective, pressure sensitive adhesive tape in color(s) required; Contractor is responsible for selection of material of sufficient durability as to perform PART 3 EXECUTION

3.01 EXAMINATION
A. Do not begin installation until substrates have been properly prepared.

B. If substrate preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.

C. Verification of Conditions: Verify that pavement is dry and ready for installation.

D. Notify Architect of unsatisfactory conditions before proceeding.

3.02 PREPARATION
A. Allow new pavement surfaces to cure for a period of not less than 14 days before application of marking materials.

B. Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.

C. Clean surfaces thoroughly prior to installation.

1. Remove dust, dirt, and other granular surface deposits by sweeping, blowing with compressed air, rinsing with water, or a combination of these methods.

2. Completely remove rubber deposits, existing paint markings, and other coatings adhering to the pavement, by scraping, wire brushing, sandblasting, mechanical abrasion, or approved chemicals.

D. Where oil or grease are present, scrub affected areas with several applications of trisodium phosphate solution or other approved detergent or degreaser, and rinse thoroughly after each application; after cleaning, seal oil-soaked areas with cut shellac to prevent bleeding through the new paint.

E. Establish survey control points to determine locations and dimensions of markings; provide templates to control paint application by type and color at necessary intervals.

F. Temporary Pavement Markings: When required or directed by Architect, apply temporary markings of the color(s), width(s) and length(s) as indicated or directed.

1. After temporary marking has served its purpose, remove temporary marking by carefully controlled sandblasting, approved grinding equipment, or other approved method so that surface to which the marking was applied will not be damaged.

2. At Contractor's option, temporary marking tape may used in lieu of temporary painted marking; remove unsatisfactory tape and replace with painted markings at no additional cost to Owner.

G. Clean surfaces prior to installation.

1. Remove dust, dirt, and other debris.

3.03 REQUIREMENTS
A. Accessible parking spaces serving a particular building or facility shall be located, and dispersed if serving more than one accessible entrance, on the shortest accessible routes to an entrance or to multiple accessible entrances. CBC Section 11B-208.3.1.

B. Accessible parking spaces in a parking facility not serving a particular building or facility shall be located on the shortest accessible route to an accessible pedestrian entrance of the parking facility. CBC Section 11B-208.3.1.

C. Minimum number of required accessible parking spaces shall be provided in accordance with CBC Table 11B-208.2 for each parking facility provided.

D. For every six or fraction of six accessible parking spaces, at least one shall be an accessible van parking space. CBC Section 11B-208.2.4.

E. Accessible parking spaces and access aisles shall comply with CBC Section 11B-502 and shall be dimensioned to the centerline of the marked lines as follows:

1. Parking spaces and access aisles shall be marked according to CBC Section 11B-502.2, 11B-502.3, and 11B-502.3.3. Their surfaces shall comply with CBC Section 11B-302 and shall be at the same level with slopes not steeper than 1:48 in any direction. CBC Section 11B-502.4.

2. Parking spaces shall be 9' x 18' minimum and van parking spaces shall be 12' x 18' minimum with an adjacent access aisle of 5' x 18' minimum. Access aisles shall be placed on either side of the parking spaces except be located on the passenger side for van parking spaces. Van parking spaces shall be permitted to be 9' x 18' minimum where the access aisle is 8' x18' minimum.

3. Access aisles shall be marked by a blue painted borderline around their perimeter. The area within the blue borderlines shall be marked with hatched lines a maximum of 36" on center in a color contrasting with that of the aisle surface, preferably blue or white. Access aisle markings may extend beyond the minimum required length. CBC Section 11B-502.3.3.

4. Access aisles (parking spaces as well - similar application) shall not overlap the vehicular way. CBC Section 11B-502.3.4.

5. A vertical clearance of 8'-2" minimum shall be provided for accessible parking spaces, access aisles, and vehicular routes serving them. CBC Section 11B-502.5.

F. At least one passenger loading zone shall be provided in every continuous 100 linear feet of loading zone space, or fraction thereof, complying with CBC Section 11B-209 and 11B-503 as follows:

1. Vehicle pull-up spaces shall be 8' x 20' minimum. Access aisles shall be 5' x 20' minimum and shall be adjacent and parallel to the vehicular pull-up spaces. They shall be the same level with slopes not steeper than 1:48 in any direction. CBC Section 11B-503.4.

2. Access aisles for passenger drop-off and loading zones shall be marked with a painted borderlines around their perimeter. The areas within the borderlines shall be marked with hatched lines a maximum of 36" on center in a color contrasting with that of the aisle surface. CBC Section 11B-503.3.

3. A vertical clearance of 9'-6" minimum shall be provided for vehicle pull-up spaces, access aisles, and a vehicular route serving them connecting a vehicular entrance and a vehicular exit. CBC Section 11B-503.5.

G. Electric Vehicle Charging Stations:

1. Where electric charging stations are provided, they shall be provided in accordance with CBC Section 11B-228.3, Table 11B-228.3.2.1 and CBC Section 11B-812.

2. Accessibility requirements for Public Use or Common Use EVCS facilities:

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Pavement Markings 32 17 23 - 4
a. Vehicle spaces and access aisles serving them shall comply with CBC Section 11B-302. Access aisles shall be at the same level as the vehicle space they serve.

Changes in level, slopes exceeding 1:48, and detectable warnings shall not be permitted in vehicle spaces and access aisles. CBC Section 11B-812.3. b. Vehicle spaces, access aisles serving them and vehicular routes serving them shall provide a vertical clearance of 8’-2” minimum. CBC 11B-812.4. c. Accessible routes between EVCS parking, equipment and the building or facility served shall be provided per CBC Section 11B-812.5.
d. Vehicle spaces for van accessible, standard accessible, ambulatory, and drive-up EVCS shall meet minimum length and width requirements per CBC Section 11B-812.6.
e. Accessible EVCS stalls shall be marked “EV Charging Only” per CBC Section 11B-812.9 and Figure 11B-812.9.
f. Access aisles for van accessible and standard accessible EVCS shall meet minimum length and width requirements and be marked per CBC Section 11B-812.7 the color of the perimeter, hatch lines and “No Parking” letters shall contrast with the surface color (blue color required for use at non-EVCS accessible parking shall not be used).

Effective July 1, 2021, where one parking space and one electric vehicle charging space share an access aisle, access aisle marking shall comply with Section 11B-502.3.3 and shall not be required to comply with Section 11B-812.7.2.

Additionally, where four or fewer total EVCS are provided within a facility, the access aisle for non-angled van accessible spaces may be located on either the driver or passenger side of the vehicle space. See CBC 11B-812.7.1 exception and 11B-812.7.2 exception.
g. Where four or fewer total EVCS are provided, identification with an International Symbol or Accessibility (ISA) shall not be required.
h. The required ISA identification sign shall be reflective with a minimum 70 square inches; shall be visible from the EVCS it serves. The sign shall be permanently posted either immediately adjacent to the vehicle space or within the projected vehicle space at the head end of the vehicle space. Signs identifying van accessible vehicle spaces shall contain the designation “Van Accessible”. Signs shall be minimum 60” above the finish surface except that if the sign projects into a pedestrian circulation area, they shall be minimum 80” above finish surface per CBC Section 11B-812.8.

3.04 INSTALLATION
A. General:

1. Position pavement markings as indicated on drawings.

2. Field location adjustments require approval of Architect.

B. Painted Pavement Markings:

1. Apply in accordance with manufacturer's instructions.

2. Apply in accordance with California MUTCD manual for details not shown.

3. Obliterating Paint: Apply as necessary to cover existing markings completely.

4. Marking Paint: Apply uniformly, with sharp edges.
a. Applications: One coat.
b. Wet Film Thickness: 0.015 inch, minimum.
c. Stencils: Lay flat against pavement, align with striping, remove after application. d. Length Tolerance: Plus or minus 3 inches.
e. Width Tolerance: Plus or minus 1/8 inch.

3.05 FIELD QUALITY CONTROL
A. See Section 01 40 00 - Quality Requirements for additional requirements.

B. Perform field inspection for deviations from true alignment or material irregularities.

C. If inspections indicate work does not meet specified requirements, rework and reinspect at no cost to Owner.

D. Allow the pavement marking to set at least the minimum time recommended by manufacturer.

3.06 PROTECTION
A. Prevent approaching traffic from crossing newly applied pavement markings.

B. Replace damaged or removed markings at no additional cost to Owner.

C. Preserve survey control points until pavement marking acceptance.

END OF SECTION 32 17 23
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
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Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Tactile Warning Surfacing 32 17 26 - 1
SECTION 32 17 26

TACTILE WARNING SURFACING
PART 1 GENERAL

1.01 SECTION INCLUDES
A. Detectable warning pavers for pedestrian walking surfaces.

1.02 RELATED REQUIREMENTS
A. Section 32 13 13 - Concrete Paving: Concrete sidewalks.

B. Section 32 17 23.13 - Painted Pavement Markings: Crosswalk and curb markings.

1.03 REFERENCE STANDARDS
A. 49 CFR 37 - Transportation Services for Individuals with Disabilities (ADA); current edition.

B. ADA Standards - 2010 ADA Standards for Accessible Design; 2010.

C. ATBCB PROWAG - Proposed Accessibility Guidelines for Pedestrian Facilities in the Public Right-of-Way; 2011.

D. SAE AMS-STD-595 - Colors Used in Government Procurement; 2017a.

1.04 SUBMITTALS
A. See Section 01 30 00 - Administrative Requirements, for submittal procedures.

B. Product Data: Submit manufacturer's product data, standard details, details specific to this project; written installation and maintenance instructions.

C. Shop Drawings: Submit plan and detail drawings. Indicate:

1. Pavers requiring cutting and relationship of paving joints. Include details of setting beds, noting all materials and their thickness, and show details at curbs and vertical surfaces.

2. Sizes and layout.

3. Pattern spacing and orientation.

4. Attachment and fastener details, if applicable
D. Warranty: Submit manufacturer warranty; complete forms in Owner's name and register with manufacturer.

1.05 QUALITY ASSURANCE
A. Manufacturer Qualifications: Company specializing in manufacturing products specified in this section, with not less than five years documented experience.

1.06 DELIVERY, STORAGE, AND HANDLING
A. Deliver to project site in manufacturer's protective wrapping and in manufacturer's unopened packaging.

B. Store covered and elevated above grade and in manufacturer's unopened packaging until ready for installation. Maintain at ambient temperature between 40 and 90 degrees F.

C. Pressed concrete pavers to be banded on pallets and delivered in original unopened packaging with legible manufacturer identification, manufacturing number and manufacture date.

D. Protect pressed concrete pavers during shipment, storage and construction against damage.

PART 2 PRODUCTS

2.01 MANUFACTURERS

2.02 MATERIAL REQUIREMENTS
A. Detectable Warning ADA-2 pavers:

1. The pressed paver system shall include the following components:
a. Portland Cement: ASTM C-150 specifications for Portland Cement, b. Aggregates: All aggregates are tested in accordance with ASTM C127, ASTM C128, and ASTM C-136 specifications. Aggregate shall be blended to meet individual project requirements.
c. Coloring: Pigments used shall be inorganic and alkali resistant and used per manufacturer’s recommendations.
d. Factory Applied Sealer: Colorless slip and stain resistant penetrating or acrylic sealer.

2.03 PERFORMANCE REQUIREMENTS
A. Compressive Strength: (ASTM C-140) The average compressive strength shall not be less than 8,000 psi with no individual unit less than 7,500 psi.

B. Water Absorption: (ASTM C-140) The average shall not be greater than 6 percent.

C. Flexural Strength: (ASTM C-140) Shall not be less than 1200 lbs. avg.

D. Center Load: (WTCL 99) Pressed paver units shall have a tested center load capacity of 1,850 lbs.

E. Freeze/Thaw: (ASTM C-1262) Durability of the pressed paver shall meet the freeze/thaw tests per Section 8, shall have no breakage and not greater than 1 percent loss in dry weight of any individual unit when subject to 100 cycles of freeze/thaw.

F. Dynamic Coefficient of Friction: (ANSI A326.3): Wet: > 0.42 G. Sizing Dimensions: Shall not differ by more than 1/16 inch (1.6 mm) from width, height, length or thickness. Unit shall conform to a true plane and not differ by more than 1/16 inch (1.6 mm) in either concave and/or convex warpage.

2.04 INSTALLATION MATERIALS
A. Mortar Setting Bed Method:

1. Portland Cement Mortar Mix: Approved mortar mix for Thick Bed (1 1/4 to 2 inches) Mortar Mix. Basis of Design: ANSI A108.1 A, B, or C. May be a Pre-Blended Mortar Mix.

2. Thinset: The use of an ANSI A118.4 Bonding Mortar or better is required. Basis of Design: Custom Building Products

3. Water: Clean and free of deleterious acids, alkalies or organic materials.

4. Grout: ANSI A118.7 High Performance Ceramic Tile Grouts. Basis of Design: Custom Building Products Prism Ultimate Performance Grout

5. Sealant, Back-up and Bond Breaker: As specified in Section 07 92 00 – Joint Sealants.

6. Pressed Pavers to be used in vehicular application must be a minimum of 2 3/4 inches thick.

2.05 TACTILE AND DETECTABLE WARNING DEVICES
PART 3 EXECUTION

3.01 INSTALLATION, GENERAL
A. Install in accordance with manufacturer's written instructions.

1. Do not install damaged, warped, bowed, dented, abraded, or otherwise defective units.

2. Do not install when ambient or substrate temperature has been below 40 degrees F during the preceding 8 daylight hours.

B. Field Adjustment:

1. Locate relative to curb line in compliance with ATBCB PROWAG, Sections 304 and 305.

2. Orient so dome pattern is aligned with the direction of ramp.

C. Install units fully seated to substrate, square to straight edges and flat to required slope.

D. Placement Tolerance:

1. Maximum of 1/16-inch (1.6 mm) height variation between adjacent pavers.

2. Individual pressed pavers shall not vary more than 1/16 inch (1.6 mm) from level across width of the pressed paver.

3. Paved areas shall not vary more than 1/4 inch (6 mm) in a distance of 10 feet (3 m) measured at any location and in any direction.

4. The surface elevation of pavers shall be 1/8 inch to 1/4 inch (3 mm to 6 mm) above adjacent drainage inlets, concrete collars or channels.

5. Joints between pavers to be greater than 1/16 inch (1.6 mm).

3.02 CLEANING AND PROTECTION
END OF SECTION 32 17 26
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Tube Steel Fences and Gates 32 31 19 - 1
SECTION 32 31 19

TUBE STEEL FENCES AND GATES
PART1 GENERAL

1.01 SECTION INCLUDES
A. Tube steel fencing.

B. Tube steel gates.

C. Accessible gate hardware

1.02 RELATED REQUIREMENTS
A. Division 03 Section Cast-in-Place Concrete
B. Division 07 Section Joint Sealants
C. Division 08 Section Door Hardware
D. Division 09 Section High Performance Exterior Metal Coatings E. Division 32 Section Concrete Paving
F. Division 32 Section Architectural Site Concrete

1.03 SUBMITTALS
A. Contractor shall provide.shop drawings detailing fabrication and erection of each metal fabrication indicated. Include plans, elevations, sections, and details of metal fabrications and their connections. Do not copy and mark up contract documents; provide new drawings to demonstrate Contractors intended installation to meet the requirements of the contract documents. Show anchorage and accessory items. Provide templates for anchors and bolts specified for installation under other Sections.

1. Prepare Project specific information, drawn accurately to scale. Shop Drawings shall not be reproductions of the Contract Documents or any standard printed data.

2. Where installed metal fabrications are indicated to comply with certain design loadings, include structural computations, material properties, and other information needed for structural analysis that has been signed and sealed by the qualified professional engineer who was responsible for the preparation.

B. Product data in the form of manufacturer's technical data, specifications, and installation instructions for fence and gate posts, fabric, gates, hardware and accessories specified in the section.

1. Fence and gate posts, rails, and fittings.

2. Gates and hardware, including accessible gate lever lockset.

3. Welder certificates signed by Contractor certifying that welders comply with requirements specified under the "Quality Assurance" Article.

1.04 QUALITY ASSURANCE
A. Installer Qualifications: Engage an experienced Installer who has at least three years' experience and has completed at least five tube steel fence projects with same material and of similar scope to that indicated for this Project with a successful construction record of in-service performance.

B. Single-Source Responsibility: Obtain tube steel fences and gates, including accessories, fittings, and fastenings, from a single source.

1.05 PROJECT CONDITIONS
A. Field Measurements: Verify layout information for fences and gates shown on the Drawings in relation to the property survey and existing structures. Verify dimensions by field measurements.

PART 2 PRODUCTS

2.01 TUBE STEEL FENCE
A. All parts shall be tube steel. All posts, frames, rails, and braces parts shall be tube steel meeting the requirements of ASTM A 500 grade B.787. All other tube steel shall meet the requirements of ASTM A 513. All posts shall have a welded post cap.

1. Sizes shall be as noted on plans and details.

B. Infill Panels: Custom design as indicated on Drawings.

C. Steel Finish: High-performance coating.

2.02 VEHICLE GATES
A. Gates shall be located as shown on the Drawings and sized to suit existing walkways and roadways. All vehicular gates shall have a minimum clear opening of 20 feet designated for Fire Department access. Materials used shall be equal to or greater than that used in adjoining sections of fence and be compatible with the application.

B. Steel Finish: High-performance coating.

2.03 PEDESTRIAN GATES
A. Pedestrian gates shall have a ladder type frame, i.e., two vertical ends and two horizontal rails and made of steel tubing, gate pickets, provisions for locking hardware, kickplate/kickbox, drop rod and gate hardware per the contract documents.

B. Frame Corner Construction: Welded with an intermediate rail for panels 5 feet (1.52 m) wide or wider.

C. Hardware: Latches permitting operation from both sides of gate, hinges, and keepers for each gate leaf more than 5 feet (1.52 m) wide. Provide center gate stops and cane bolts for pairs of gates.

D. Steel Finish: High-performance coating.

E. Manufacturer: Ameristar by ASSA ABLOY (888) 333-3422 or approved alternate.

2.04 HARDWARE
A. Pedestrian Gate Hardware: Provide galvanized hardware and accessories for each gate according to the following:

B. Accessible Latch/Lockset: Locksets shall be heavy-duty with hinged, anti-friction, 1-inch throw latchbolt with anti-friction piece made of self-lubricating stainless steel. Provide locksets with interchangeable core cylinders. Provide double cylinder, keyed to match building exterior doors.

Locksets to be furnished with thru-bolted hardware to attached through gate frame, round or square post stock. Lever handles must be of forged or cast brass, bronze or stainless steel construction.

1. Basis-of-Design Product: Schlage L9070T SPA 626 IC Core 20-740-626. For use with panic hardware use Schlage rim cylinder 20-057 ICX 626, IC Core 20-740-626.

2. Locksets to be furnished with thru-bolted hardware to attached through gate frame, round or square post stock. Lever handles must be of forged or cast brass, bronze or stainless steel construction
C. Kickplate: Smooth solid metal surface (12GA), to match frame material and finish, along the entire width of the gate, and minimum of 10” above the pedestrian surface to be provide at all accessible pedestrian gates.

D. All gate drop rod assemblies are to use a 1/2" diameter solid steel center stop. Provide a 12" steel sleeve. In asphalt areas secure sleeve in a 12" diameter by 18" deep concrete footing.

E. All non-automated vehicular and fire lane gates shall have a hold open post. Posts shall have a provision for locking the gate to the post in the open position.

F. Pedestrian Gate Hinges:

1. BHMA A156.1, Grade 1, suitable for exterior use.
a. Function: 39 - Full surface, triple weight, antifriction bearing. b. Material: Wrought steel, forged steel, cast steel, or malleable iron. c. Weld surface to attach to post or jamb
d. Size & Quantity: 5" x 1-1/4" (3 per leaf).

2. Locinox Mammoth-HD
a. Color: Black(9005) , Silver (ZILV)
G. Vehicular Gate Hinges:

1. Basis-of-Design Product: The design for hinging systems is based on “Guardian Series 2000” Antech Corporation 3431 East Lind Road, Tucson, AZ 85716, (800) 866-9115, or a comparable product.
a. Weld surface to attach to post or jamb
b. Roller bearing design.
c. Zerk fitting for greasing.
d. 3/4"-inch gap when gate is opened 90 degrees.
e. Stainless steel washes and Zinc Plated bolt.
f. Size & Quantity: 4-inch by 2-inch. One pair per 1500 lbs. (3 minimum per leaf) H. Exit Hardware: BHMA A156.3, Grade 1, Type 1 (rim exit device), with push pad actuating bar, suitable for exterior use.

1. Basis of Design: Duprin 98L, 630 finish with rim cylinder.

2. Function: 04 - Entrance by trim when latch bolt is released by key or set in a retracted position by key.

3. Mounting Channel: Bent-plate channel formed from 1/8-inch- (3.2-mm-) thick, steel plate.

Channel spans gate frame. Exit device is mounted on channel web, recessed between flanges, with flanges extending 1/8 inch (3.2 mm) beyond push pad surface.

I. Cane Bolts: Provide for inactive leaf of pairs of gates. Fabricated from 1/2-inch- (12.7 -mm-) diameter, round steel bars, hot-dip galvanized after fabrication, unless otherwise shown on drawings. Finish to match gates. Provide galvanized-steel pipe strikes to receive cane bolts in both open and closed positions.

J. Gate Keeper: Galvanized steel, duckbill type to auto-engage in open position and hold open.

High Performance coating to match fence and gate color.

K. Gates that are part of the accessible route shall meet all the requirements of an accessible door in compliance with CBC Section 11B-404.

L. The lever of lever actuated latches or locks for an accessible gate shall be curved with a return to within 1/2" of the (face of) gate to prevent catching on the clothing or persons. California Referenced Standards code. T-24 part 12, Section 12-10-202, Item (F).

M. Swing doors and gate surfaces within 10" of the finish floor or ground shall have a smooth surface on the push side extending the full width of th door or gate. Parts creating horizontal or vertical joints in these surfaces shall be within 1/16" of the same plane as the other and be free of sharp or abrasive edges. Cavities created by added kick plates shall be capped. CBC Section 11B-404.2.10
N. The clear opening width for a door shall be 32" minimum. For a swinging doors it shall be measured between the face of the door and the stop, with the door open 90 degrees. There shall be no projections into it below 34" and 4" maximum projections into it between 34" and 80" above the finish floor or ground. Door closers and stops shall be permitted to be 78" minimum above the finish floor or ground. CBC Section 11B-404.2.3 O. Handles pulls, latches, locks, and other operable parts on accesisible doors shall comply with CBC Section 11B-309.4 and shall be operable with one hand and shall not require tight grasping, pinching, or twisting of the wrist. Operable parts of such hardware shall be 34" minimum and 44" maximum above finish floor or ground. Where sliding doors are in the fully open position, operating hardware shall be exposed and usalbe from both sides. CBC Section 11B-404.2.7
P. The force for pushing or pulling open a door shall be as follows: CBC Section 11B-404.2.9

1. Interior hinged doors, sliding or folding doors: 5 pounds(22.2N) maxiumum. Required fire doors: the minimum opening force allowable by the DSA authority, not to exceed 15 pounds (67N). These forces do not apply to the force required to retract latch bolts or disengage other devices that hold the door in a closed position.

2. The force required for activating any operable parts, such as lever hardware, or disengaging other devices shall be 5 pounds(22.2 N)maximum to comply with CBC Section 11B-309.4
Q. Door closing speed shall be as follows: CBC Section 11B-404.2.8

1. Closer shall be adjusted so that the required time to move a door from an open position of 90 degrees to a position of 12 degrees from the latch is 5 seconds min.

2. Spring hinges shall be adjusted so that the required time to move a door from an open position of 70 degrees to the closed position is 1.5 seconds minimum.

R. Thresholds shall comply with CBC Section 11B-404.2.5 S. Floor stops shall not be located in the path of travel and 4" maximum from walls.

T. Hardware (including panic hardware) shall not be provided with "Night Latch" (NL) function for any accessible doors or gates unless the following conditions are met. Such conditions must be clearly demonstrated and indicated in the specifications:

1. Such hardware has a 'dogging' feature.

2. It is dogged during the time the facility is open.

3. Such 'dogging' operation is performed only by employees as their job function(non-public use).

U. Pair of doors: limit swing of one leaf to 90 degrees so that a clear floor space is provided beyond the arc of the swing for the wall-mounted tactile sign. CBC Section 11B-703.4.2.1

2.05 FINISHES
A. Finish exposed welds to comply with NOMMA Guideline 1, Finish #2 - completely sanded joint, some undercutting and pinholes okay.

B. Surface Preparation: Clean surfaces according to SSPC-SP 6/NACE No. 3, "Commercial Blast Cleaning."

1. After cleaning, apply a conversion coating suited to the organic coating to be applied over it.

C. Primer Application: Apply zinc-rich epoxy primer immediately after cleaning, to provide a minimum dry film thickness of 2 mils (0.05 mm) per applied coat, to surfaces that will be exposed after assembly and installation, and to concealed surfaces.

D. High-Performance Coating: Apply epoxy intermediate and polyurethane topcoats to prime- coated surfaces. Comply with coating manufacturer's written instructions and with requirements in SSPC-PA 1, "Paint Application Specification No. 1: Shop, Field, and Maintenance Painting of Steel," for shop painting. Apply at spreading rates recommended by coating manufacturer.

1. Match approved Samples for color, texture, and coverage. Remove and refinish, or recoat work that does not comply with specified requirements.

E. Powder Coating: Immediately after cleaning, apply 2-coat finish consisting of epoxy primer and TGIC polyester topcoat, with a minimum total dry film thickness of not less than 8 mils (0.20 mm). Comply with coating manufacturer's written instructions.

1. Color and Gloss: As selected by Architect from manufacturer's full range.

2.06 MISCELLANEOUS MATERIALS
A. Concrete: Normal-weight, air-entrained, ready-mix concrete complying with requirements in Division 3 Section "Cast-in-Place Concrete" with a minimum 28-day compressive strength of 3000 psi (20 MPa), 3-inch (75-mm) slump, and 1-inch (25-mm) maximum aggregate size or dry, packaged, normal-weight concrete mix complying with ASTM C 387 mixed with potable water according to manufacturer's written instructions.

B. Nonshrink Grout: Factory-packaged, nonstaining, noncorrosive, nongaseous grout complying with ASTM C 1107 and specifically recommended by manufacturer for exterior applications.

PART 3 EXECUTION

3.01 EXAMINATION
A. Examine areas and conditions, with Installer present, for compliance with requirements for site clearing, earthwork, pavement work, and other conditions affecting performance.

1. Do not begin installation before final grading is completed, unless otherwise permitted by Architect.

B. Proceed with installation only after unsatisfactory conditions have been corrected.

3.02 PREPARATION
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Tube Steel Fences and Gates 32 31 19 - 5
A. Stake locations of fence lines, gates, and terminal posts. Do not exceed intervals of 200 feet or line of sight between stakes. Indicate locations of utilities, lawn sprinkler system, underground structures, benchmarks, property monuments, property lines, and easements.

3.03 PERFORMANCE REQUIREMENTS
A. All gates shall be designed and constructed to withstand the weight of a 200 pound person standing at the mid-point on the lower rail without permanent deformation of any component members of the assembly.

B. Fabricator to provide structural calculations for each type gate verifying the performance requirements of this section.

3.04 ON THE JOB SITE
A. After the fence has been erected and is mechanically complete, wire brush field welds, dry wipe off all loose residue, spot prime with the Zinc Chromate all bare metal, bare spots and chips, and unpainted surfaces. Then spray a finish coat over the entire fence installation with one coat of industrial quality coating. Care shall be taken to keep paint off of sidewalks, wall, etc.

3.05 FABRICATION AND INSTALLATION
A. Fencing shall be welded and have smoothed, clean, slag free welds. Dimensions and installation shall be in accordance with the drawings.

B. The lever of lever actuated latches or locks for an accessible gate shall be curved with a return to within 1/2" of the (face of) gate to prevent catching on the clothing or persons. California Referenced Standards code. T-24 part 12, Section 12-10-202, Item (F).

C. Swing doors and gate surfaces within 10" of the finish floor or ground shall have a smooth surface on the push side extending the full width of th door or gate. Parts creating horizontal or vertical joints in these surfaces shall be within 1/16" of the same plane as the other and be free of sharp or abrasive edges. Cavities created by added kick plates shall be capped. CBC Section 11B-404.2.10

3.06 POST SETTING
A. General: Comply with ACI 301 for cast-in-place concrete.

B. Materials: Portland cement complying with ASTM C 150, aggregates complying with ASTM C 33, and potable water for ready-mixed concrete complying with ASTM C 94.

1. Concrete Mixes: Normal-weight concrete with not less than 3000-psi (20.7- MPa) compressive strength (28 days), 3-inch (75-mm) slump, and 1-inch (25-mm) maximum size aggregate.

C. All posts to be set in concrete as detailed on the drawings.

D. All posts to have concrete domed to shed water. All posts to be set to a maximum of 8 feet O.C. All post to be set plumb, in line, and to correct height. A Corner Post is required when line of fence direction changes 30 degrees or more.

E. All posts set in existing concrete slabs to be set in a 6 inch core drilled hole and set to a depth of 24 inches. All 6 inch gate posts set in existing concrete slabs are to be set in 12 inch square saw cut to a depth of 43 inches.

3.07 GROUT AND ANCHORING CEMENT
A. Nonshrink, Nonmetallic Grout: Premixed, factory-packaged, nonstaining, noncorrosive, nongaseous grout complying with ASTM C 1107. Provide grout, recommended in writing by manufacturer, for exterior applications.

B. Erosion-Resistant Anchoring Cement: Factory-packaged, nonshrink, nonstaining, hydraulic- controlled expansion cement formulation for mixing with potable water at Project site to create pourable anchoring, patching, and grouting compound. Provide formulation that is resistant to erosion from water exposure without needing protection by a sealer or waterproof coating and that is recommended by the manufacturer in writing for exterior applications.

3.08 GATE INSTALLATION
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Tube Steel Fences and Gates 32 31 19 - 6
A. General: Install gates level, plumb, and secure for full opening without interference. Attach hardware using tamper-resistant or concealed means. Install ground-set items in concrete for anchorage. Adjust hardware for smooth operation and lubricate where necessary.

3.09 SITE CLEAN UP
A. The construction site shall be cleaned up and all accumulated debris removed by the Contractor.

END OF SECTION 32 31 19
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Site Furnishings 32 33 00 - 1
SECTION 32 33 00

SITE FURNISHINGS
PART 1 GENERAL

1.01 SECTION INCLUDES
A. Trash / Recycling Receptacles.

B. Drinking Fountains
C. Bike racks

1.02 RELATED REQUIREMENTS
A. Section 03 30 00 - Cast-in-Place Concrete: Bollard infill and underground encasement.

1.03 REFERENCE STANDARDS
A. ADA Standards - 2010 ADA Standards for Accessible Design; 2010.

1.04 SUBMITTALS
A. See Section 01 30 00 - Administrative Requirements, for submittal procedures.

B. Product Data: For each type of product indicated. Refer to Site furnishing legend on sheet L0.01.

C. Samples: For each exposed finish.

D. Material Certificates: For site furnishings, signed by manufacturers.

E. Maintenance Data.

PART 2 PRODUCTS

2.01 MATERIALS
A. Aluminum: Alloy and temper recommended by aluminum producer and finisher for type of use and finish indicated; free of surface blemishes.

B. Steel and Iron: Free of surface blemishes.

C. Stainless Steel: Free of surface blemishes.

D. Anchors, Fasteners, Fittings, and Hardware: Manufacturer's standard, corrosion-resistant- coated or noncorrodible materials; commercial quality, tamperproof, vandal and theft resistant, concealed, recessed, and capped or plugged.

E. Nonshrink, Nonmetallic Grout: Premixed, factory-packaged, nonstaining, noncorrosive, nongaseous grout complying with ASTM C 1107; recommended in writing by manufacturer, for exterior applications.

F. Erosion-Resistant Anchoring Cement: Factory-packaged, nonshrink, nonstaining, hydraulic- controlled expansion cement formulation for mixing with potable water at Project site to create pourable anchoring, patching, and grouting compound; resistant to erosion from water exposure without needing protection by a sealer or waterproof coating; recommended in writing by manufacturer, for exterior applications.

G. Galvanizing:

1. Zinc-Coated Tubing: External, zinc with organic overcoat, consisting of a minimum of 0.9 oz./sq. ft. of zinc after welding, a chromate conversion coating, and a clear, polymer film. Internal, same as external or consisting of 81 percent zinc pigmented coating, not less than 0.3 mil thick.

2. Hot-Dip Galvanizing: According to ASTM A 123/A 123M, ASTM A 153/A 153M, or ASTM A 924/A 924M.

2.02 SITE FURNISHINGS
A. See drawings for “Site Furnishing Legend” on sheet L0.01 for additional site furnishing model numbers, including installation method and finishes.

B. Minimum material requirements specified in this section apply to other furnishing listed on drawings not found in this section.

2.03 DRINKING FOUNTAIN
A. Basis-of-Design Product: Subject to compliance with requirements, provide HAWS; Model #3612, with bottle filler and hi-lo ADA stainless steel, or an equal product as approved.

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Site Furnishings 32 33 00 - 2
B. Materials: Heavy duty cast aluminum, matte silver powder coat finish.

C. Components:

1. Material:

2. 100% lead free waterways.

3. Vandal resistant polished chrome plated strainers.

4. Vandal resistant access plates

2.04 TRASH/RECYCLING RECEPTACLES
A. Basis-of-Design Product: Subject to compliance with requirements, provide Landscape Forms, Model # Chase Park Side Opening, or an equal product by one of the following:

1. Quickcrete

2. DuMor Inc.

3. Hess America

4. Urban Accessories, Inc.

B. Steel Finish: Galvanized and powder coated.

1. Color: As selected by Architect from manufacturer's full range.

2.05 BIKE RACK
A. Basis-of-Design Product: Subject to compliance with requirements, provide Columbia Cascade Perforted Cycloops, Model #2170-7-E-C or an equal product

1. Columbia Cascade Company.

B. Frame: Cast aluminum and steel tubing.

C. Aluminum Finish: Color coated.

1. Color: Powdercoat silver.

D. Steel Finish: Galvanized and powder coated.

1. Color: Powdercoat silver.

2.06 FABRICATION
A. Metal Components: Form to required shapes and sizes with true, consistent curves, lines, and angles. Separate metals from dissimilar materials to prevent electrolytic action.

B. Welded Connections: At exposed connections, finish surfaces smooth and blended so no roughness or unevenness shows after finishing and welded surface matches contours of adjoining surfaces.

C. Pipes and Tubes: Form simple and compound curves by bending members in jigs to produce uniform curvature for each repetitive configuration required; maintain cylindrical cross section of member throughout entire bend without buckling, twisting, cracking, or otherwise deforming exposed surfaces of handrail and railing components.

D. Exposed Surfaces: Polished, sanded, or otherwise finished; all surfaces smooth, free of burrs, barbs, splinters, and sharpness; all edges and ends rolled, rounded, or capped.

E. Factory Assembly: Assemble components in the factory to greatest extent possible to minimize field assembly. Clearly mark units for assembly in the field.

PART 3 EXECUTION

3.01 INSTALLATION, GENERAL
A. Comply with manufacturer's written installation instructions unless more stringent requirements are indicated. Complete field assembly of site furnishings where required.

B. Post Setting: Set cast-in support posts in concrete footing plumb or at correct angle and aligned and at correct height and spacing.

C. Posts Set into Voids in Concrete: Form or core-drill holes for installing posts in concrete to depth recommended in writing by manufacturer of site furnishings and fill annular space between post and concrete with nonshrink, nonmetallic grout mixed and placed to comply with anchoring material manufacturer's written instructions.

END OF SECTION 32 33 00
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 1
SECTION 32 33 53

ARCHITECTURAL SITE CONCRETE
PART 1 - GENERAL

1.01 SECTION INCLUDES
A. Concrete site walls.

B. Concrete retaining walls.(48" or less in height)
C. Concrete cheek walls for exterior concrete stairs.

D. Concrete stairs
E. Light pole bases.

F. Other architectural site concrete as indicated.

1.02 RELATED REQUIREMENTS
A. Division 07 Section - Joint Sealants
B. Division 09 Section - Permanent Non-Sacrificial Anti-Graffiti C. Division 32 Section - Concrete Paving
D. Division 32 Section - Concrete Paving Joint Sealants

1.03 DEFINITIONS
A. Cast-in-Place Architectural Site Concrete: Non-building formed concrete that is exposed to view in completed exterior work and that requires concrete materials, formwork, placement, or finishes to obtain specified architectural appearance.

B. Cementitious Materials: Portland cement alone or in combination with one or more of the following: Fly ash and other pozzolans, ground granulated blast-furnace slag, and silica fume; subject to compliance with requirements.

C. Design Reference Sample: Sample designated by Architect in the Contract Documents that reflects acceptable surface quality and appearance of cast-in-place architectural site concrete.

D. Reveal: Projection of coarse aggregate from matrix or mortar after completion of exposure operations.

1.04 PREINSTALLATION MEETINGS
A. Pre-installation Conference: Conduct conference at project site.

1. Before submitting design mixtures, review concrete design mixture and examine procedures for ensuring quality of concrete materials. Require representatives of each entity directly concerned with cast-in-place architectural site concrete to attend, including the following:
a. Contractor's superintendent.
b. Independent testing agency responsible for concrete design mixtures. c. District's Representative(s).
d. Ready-mix concrete manufacturer.
e. Architect's Representative(s)
f. Cast-in-place architectural site concrete subcontractor. g. Inspector of Record (IOR).
h. Subcontractor for any adjacent work

2. Review testing and inspection procedures, concrete finishes and finishing, cold- and hot- weather concreting procedures, curing procedures, construction joints, forms and form- removal limitations, reinforcement accessory installation, concrete repair procedures, and protection of cast-in-place architectural site concrete.

3. Contractor to provide meeting minutes for pre-installation conference.

1.05 SUBMITTALS
A. Product Data: For each type of product.

1. Proprietary admixtures, pigments, curing compounds, hardeners, sealers, form-release agents, all accessory material, etc.: Indicate compatibility with other materials used.

B. Samples for Initial Selection: For each type of product, ingredient or admixture requiring color selection.

1. Submit manufacturer selected range of colors and products for review.

2. Provide custom colors or samples as required.

3. Upon selection of color submit 12"X12" sample of material in the specified color/finish for review by the Landscape Architect in addition to the specified mock-ups.

C. LEED Submittals:

1. Product Data for Credit MR 4.1 [and Credit MR 4.2]: For products having recycled content, documentation indicating percentages by weight of post-consumer and pre- consumer recycled content. Include statement indicating cost for each product having recycled content.

2. Design Mixtures for Credit ID 1.1: For each concrete mixture containing at least 40% fly ash as a replacement for Portland cement or other Portland cement replacements and for equivalent concrete mixtures that do not contain Portland cement replacements.

D. Design Mixtures: Submit proposed mix designs and test data for each class, color, application, and strength of concrete and for each method of placement.

1. Prepare mix designs on the basis of field experience (preferred) and/or trial mixes, in compliance with California Building Code (CBC), Section 1905A.3.

2. Prepare mix designs on the basis of field experience (preferred) and/or trial mixes, in compliance with California Building Code (CBC), Section 1905.3.

3. Mix designs shall be prepared and signed by a structural or civil engineer registered in the State of California.
a. Mix designs shall be reviewed by the Architect and Structural Engineer of Record (SEOR).

4. Identify for each mix design submitted the method by which proportions have been selected.
a. For mix designs based on field experience, include individual strength test results, standard deviation, and required average compressive strength calculations. b. For mix designs based on trial mixtures, include trial mix proportions, test results, graphical analysis and show required average compressive strength face results.

Provide gross weight and yield per cubic yard of trial mixes. c. Indicate quantity of each ingredient per cubic yard of concrete. d. Indicate type and quantity of admixtures proposed or required. e. Indicate water to cement ratio by weight.
f. Measured slump.
g. Measured air content.
h. Provide shrinkage test results.
i. Provide maximum [5%] fly ash; ground granulated blast-furnace slag, and/or silica fume content as Portland cement replacement in all concrete. j. No fly ash will be permitted

5. Submit proposed alternate design mixtures for review by the Architect and SEOR(Strutural Engineer of Record) when characteristics of materials, Project conditions, weather, test results, or other circumstances warrant adjustments.

6. Mix designs for each application must be from a single source for the duration of the project. Multiple venders or courses will not be permitted.

7. All mix designs must be wet stamped by a licensed Engineer.

E. Steel Reinforcement Shop Drawings: Placing drawings that detail fabrication, bending, and placement. Include bar sizes, lengths, material, grade, bar schedules, stirrup spacing, bent bar diagrams, bar arrangement, splices and laps, mechanical connections, tie spacing, hoop spacing, and supports for concrete reinforcement.

1. Coordinate with and identify the details of the Contract Drawings on the shop drawings.

2. Comply with ACI 315, part B and CRSI requirements.

F. Formwork Shop Drawings: Show formwork construction including form-facing joints, rustications, construction and contraction joints, form joint-sealant details, form tie locations and patterns, inserts and embedments, cutouts, cleanout panels, and other items that visually affect cast-in-place architectural site concrete.

1. Engineering Responsibility: Formwork shop drawings shall be prepared by or under the supervision of a licensed professional engineer detailing fabrication, assembly, and support of formwork.

2. Shoring and Reshoring: Indicate proposed schedule and sequence of stripping formwork, shoring removal, and reshoring installation and removal.

3. Location of form ties and patterns are subject to approval of the Landscape Architect. For walls less than 18” high, ties to be located above and below wall face, whenever possible.

4. Align all form joints with reveal locations indicated on plans. Provide custom size and cut form boards as required.

G. Construction Joint Layout: Indicate proposed construction joints required to construct the structure. Submit dimensioned drawing indicating layout of construction joints, contraction (control) joints, dowelled joints, decorative scoring and placement sequence of concrete.

1. Location of construction joints are subject to approval of the Architect.

2. Construction joints locations should align with reveal locations as located per drawings.

3. Provide custom form boards as required for joint alignment noted per drawings.

4. Align all form joints with reveal locations indicated on plans. Provide custom size and cut form boards as required.

H. Placement Schedule: Submit concrete placement schedule before start of placement operations. Include locations of all joints including construction joints.

I. Samples: For each of the following materials:

1. Form-facing panel.

2. Form ties.

3. Form liners.

4. Coarse- and fine-aggregate gradations.

5. Chamfers and rustications.

6. Reveals

7. One quart sample of sand and fine aggregate

8. On quart sample of coarse aggregate
J. Qualification Data: For manufacturer (batch plant).

K. Welding Certificates: Submit certifications signed by AWS Certified Welding Inspector of prequalified welding procedures, qualifications of welding procedures unless prequalified, qualifications of welding operators and qualifications of welders.

L. Material Certificates: For each of the following:

1. Cementations materials.

2. Aggregates and sand.

3. Admixtures.

4. Form materials and form-release agents.

5. Steel reinforcement and accessories.
a. Provide mill test certificates for all reinforcing steel, showing physical and chemical analyses. For steel that will be welded, include in the chemical analysis the percentages of carbon, manganese, copper, nickel, chromium, phosphorus and sulfur, and optionally, the percentages of molybdenum and vanadium.

6. Curing compounds.

7. Surface treatments.

8. Bonding agents.

9. Adhesives.

10. Semi rigid joint filler.

11. Joint-filler strips.

12. Repair materials.

M. Material Test Reports: For the following, by a qualified testing agency:

1. Aggregates. Include service record data indicating absence of deleterious expansion of concrete due to alkali-aggregate reactivity.

N. Field Quality-control Reports. Submit reports of all compressive strength, slump, shrinkage and air content tests required by the authorities having jurisdiction and as indicated.

1. Submit copies of delivery tickets complying with ASTM C 94 for each load of concrete delivered to the site. Tickets shall include all information required by the referenced standard.

O. Minutes of pre-installation conference.

1.06 QUALITY ASSURANCE
A. Regulatory Requirements: Comply with CBC Chapter 19A.

1. Chemical products field-applied to concrete shall comply with the air quality requirements of authorities having jurisdiction.

B. Industry Standards: Comply with the following unless modified by requirements in the Contract Documents.

1. ACI 301, "Specifications for Structural Concrete".

2. ACI 117, "Specifications for Tolerances for Concrete Construction and Materials".

3. ACI 302.1R, "Guide for Concrete Floor and Slab Construction".

4. ACI 303.1 "Specifications for Cast-in-Place Architectural Concrete".

5. ACI 304R, "Guide for Measuring, Mixing, Transporting, and Placing Concrete".

6. ACI 305R, "Hot Weather Concreting".

7. ACI 306.1, "Standard Specification for Cold Weather Concreting".

8. ACI 318, "Building Code Requirements for Structural Concrete".

9. ACI 347, "Guide to Formwork for Concrete".

10. ACI 318, "Building Code Requirements for Structural Concrete."

11. ACI SP-66, "ACI Detailing Manual".

12. CRSI, "Manual of Standard Practice".

13. CRSI, "Placing Reinforcing Bars".

C. Manufacturer Qualifications: A firm experienced in manufacturing ready-mixed concrete products and that complies with ASTM C 94/C 94M requirements for production facilities and equipment.

1. Manufacturer certified according to NRMCA's "NRMCA Quality Control Manual - Section 3, Certification of Ready Mixed Concrete Production Facilities."

2. Testing Agency Qualifications: Qualified according to ASTM C 1077 and ASTM E 329 for testing indicated, as documented according to ASTM E 548.

3. Personnel conducting field tests shall be qualified as ACI Concrete Field Testing Technician, Grade 1, according to ACI CP-01 or an equivalent certification program.

4. Personnel performing laboratory tests shall be an ACI-certified Concrete Strength Testing Technician and Concrete Laboratory Testing Technician - Grade I. Testing Agency laboratory supervisor shall be an ACI-certified Concrete Laboratory Testing Technician - Grade II.

D. Source Limitations for Cast-in-Place Architectural Site Concrete: Obtain each color, size, type, and variety of concrete material and concrete mixture from single manufacturer with resources to provide cast-in-place architectural site concrete of consistent quality in appearance and physical properties for the duration of the project.

E. ACI Publications: Comply with the following unless modified by requirements in the Contract Documents:

1. ACI 301, "Specification for Structural Concrete," Sections 1 through 5 and Section 6, "Architectural Concrete."

2. ACI 303.1, "Specification for Cast-in-Place Architectural Concrete." F. Concrete Testing Service: Engage a qualified independent testing agency to perform material evaluation tests and to design concrete mixtures.

G. Source Limitations for Concrete Paving: Obtain each color, size, type, and variety of concrete material and concrete mixture from single manufacturer with resources to provide concrete of consistent quality in appearance and physical properties. Secure all material required for the duration of the project as needed to ensure consistent quality in appearance H. Welding Qualifications: Comply with CBC Chapter 17A.

1. Qualify welding procedures and welding personnel according to AWS D1.4/D 1.4M, "Structural Welding Code - Reinforcing Steel" prior to performing any welding.

2. Qualify welding inspection personnel according to AWS QC1, "Standard for AWS Certification of Welding Inspectors."
I. Welding Qualifications: Comply with CBC Chapter 17.

1. Qualify welding procedures and welding personnel according to AWS D1.4/D 1.4M, "Structural Welding Code - Reinforcing Steel" prior to performing any welding.

2. Qualify welding inspection personnel according to AWS QC1, "Standard for AWS Certification of Welding Inspectors."
J. Mockups: Before forming architectural site concrete, build mockups to verify selections made under Sample submittals and to fully demonstrate typical joints, surface finish, texture, tolerances, reveals edges, bulkhead or cold joints, standard of workmanship and completed product. Build mockups to comply with the following requirements, using materials indicated for the completed Work:

1. Build mockups in the location and of the size indicated or, if not indicated, as directed by Architect.

2. Build mockups full-size, matching architectural site concrete components indicated on the Drawings. Mock-ups shall be complete in every detail, including joints, reveals, chamfers, etc. Include complex joinery conditions where necessary to integrate to other Project components as indicated.

3. Maintain accurate records of variables associated with each mockup to facilitate the matching of accepted mockups during actual construction.

4. Demonstrate curing, cleaning, and protecting of cast-in-place architectural site concrete, finishes, and contraction and expansion joints, as applicable.

5. Required Mock-up Types:
a. Walls: Construct at least 4 linear feet by 4' foot height of finished concrete site walls for each color, finish, and mix design. Thickness of walls as noted on plans. b. Benches and Seats: Construct at least 4 linear feet of finished concrete site benches and seats.
c. Stairs: Construct at least 6 linear feet of finished concrete stairs with 3 risers minimum.

6. Mock-up Acceptance: Obtain Architect's approval of mockups before casting architectural site concrete.
a. The mock-up acceptence shall be judged between a distance of 5 feet to 10 feet, at the Architects discretion.
b. The Architect may reject mockups that, in the Architect's sole judgment, do not demonstrate an acceptable completed product, including, but not limited to, color, joint work, surface finish, texture, tolerances, and standard of workmanship c. The Architect may require modifications to mockups to obtain acceptable results. d. The Architect may require modifications to mockup repairs to obtain acceptable results.
e. The Architect may require removal and reconstruction of mockups to obtain acceptable results. Multiple mock ups may be required. Rejected mockups shall be removed and legally disposed of within 5 days of rejection. f. Contractor shall provide additional mockups as required to obtain results acceptable to the Architect at no additional cost to the Owner.

7. Mockup Disposition: Accepted mockups shall not become part of the completed Project.

Maintain mock-up on-site for the duration of construction and until all work has been accepted. Remove and legally dispose mockups after acceptance of final installed work. If sufficient permanent architectural site work has been completed, Contractor may submit a written request to Architect to transfer quality control for architectural site concrete from the accepted mockups to one or more designated portions of the permanent work.

1.07 PROJECT CONDITIONS:

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 6
A. Traffic Control: Maintain access for Owner's operations and for vehicular and pedestrian control required for construction activities.

1.08 DELIVERY, STORAGE, AND HANDLING
A. Steel Reinforcement: Deliver, store, and handle steel reinforcement to prevent bending and damage.

1. Label bundles with durable identification tags. Maintain reinforcement identification after bundles are broken.

2. Store reinforcement to avoid excessive rusting or fouling with grease, oil, dirt or other bond-weakening contaminants.

3. Avoid damaging applied coatings, if any, on steel reinforcement.

PART 2 - PRODUCTS

2.01 FORM-FACING MATERIALS
A. General: Comply with Division 03 Section "Cast-in-Place Concrete" for formwork and other form-facing material requirements.

B. Form-Facing Panels for As-Cast or Exposed-Aggregate Finishes: Steel, glass-fiber-reinforced plastic, or other approved no absorptive panel materials that will provide continuous, true, and smooth architectural site concrete surfaces. Furnish in largest practicable sizes to minimize number of joints.

C. Form-Facing Panels for all exposed As-Cast and Exposed-Aggregate Concrete Finishes:

Provide steel, glass-fiber-reinforced plastic, or overlain exterior-grade plywood panels, no absorptive, that will provide continuous, true, and smooth architectural site concrete surfaces, with no wood grain, honeycombing or patch transfer.

1. Faced plywood panels shall comply with, or be equivalent to, DOC PS 1, Structural I.

Provide minimum 7-ply plywood and provide balance sheets for panels coated one-side only. Furnish in largest practicable sizes to minimize number of joints.

2. Curved Work: Kerf back of plywood form-facing panels, or use accepted flexible or curved forms for curved work with a radius of 100 feet or less to match finish provided by form material noted in items 1 and 2 above.

D. Forms for Cylindrical Columns, Pedestals, and Supports: Metal, glass-fiber-reinforced plastic, paper, or fiber tubes that will provide surfaces without gradual or abrupt irregularities that exceed specified formwork surface class.

1. Provide units with sufficient wall thickness to resist plastic concrete loads without detrimental deformation.

2. Finished work is to be free of seams or form markings.

E. Pan-Type Forms: Glass-fiber-reinforced plastic or formed steel, stiffened to resist plastic concrete loads without detrimental deformation.

F. Form Liners: Units of face design, texture, arrangement, and configuration indicated. Furnish with manufacturer's recommended liquid-release agent that will not bond with, stain, or adversely affect concrete surfaces and will not impair subsequent surface treatments of concrete.

G. Rustication Strips or Reveals: Wood, metal or rigid plastic, with sides beveled and back kerfed; nonstaining; in longest practicable lengths. Align reveals as shown on plans and with form seams.

H. Form Joint Tape: Compressible foam tape; pressure sensitive; AAMA 800, "Specification 810.1, Expanded Cellular Glazing Tape"; minimum 1/4 inch (6 mm) thick.

I. Form Joint Sealant: Urethane or silicone elastomeric sealant complying with ASTM C 920, Type M or Type S, Grade NS that adheres to form joint substrates. Form joint sealant shall be compatible with form-facing panels.

J. Form Sealer: Penetrating, clear, polyurethane wood form sealer formulated to reduce absorption of bleed water and prevent migration of set-retarding chemicals from wood. Form sealer shall be compatible with form-facing panels. All seams and joints are to be sealed.

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 7
K. Form-Release Agent: Commercially formulated, colorless form-release agent that will not bond with, stain, or adversely affect architectural site concrete surfaces and will not impair subsequent treatments of those surfaces. Form-release agent shall be compatible with form- facing panels.

1. Obtain written acceptance of form release agent from integral colored concrete pigment manufacturer.

2. Form-release agents shall be non-staining.

3. Formulate form-release agent with rust inhibitor for steel form-facing materials.

L. Form Ties: Factory-fabricated, stainless steel or fiberglass color keyed to wall color snap ties designed to resist lateral pressure of fresh concrete on forms and to prevent spalling of concrete on removal.

1. Furnish ties with tapered plastic tie cone spreaders that, when removed, will leave holes 3/4 inch in diameter on concrete surface.

2. Furnish internally disconnecting ties that will leave no metal closer than 1-1/2 inches (38 mm) after exposing aggregate, from the architectural site concrete surface.

3. Furnish glass-fiber-reinforced plastic ties, not less than 1/2 inch (13 mm) in diameter, of color selected by Architect from manufacturer's full range.

4. Furnish ties with integral water-barrier plates to walls indicated to receive damp proofing or waterproofing.

M. Provide new forms specifically purchased for this project. Reuse of forms from past projects or contractors stock will not be accepted.

N. Provide custom form boards as required to align seams with reveals indicted on plans.

2.02 STEEL REINFORCEMENT AND ACCESSORIES
A. General: Comply with Division 03 Section "Cast-in-Place Concrete" for steel reinforcement and other requirements for reinforcement accessories.

B. Recycled Content of Steel Products: Postconsumer recycled content plus one-half of pre- consumer recycled content not less than 60 percent.

C. Reinforcing Bars: ASTM A 615/A 615M, Grade 60, deformed, unless otherwise indicated.

D. Low-Alloy-Steel Reinforcing Bars (for Welding): ASTM A 706/A 706M, Grade 60, deformed, unless otherwise indicated.

E. Bar Supports: Bolsters, chairs, spacers, and other devices for spacing, supporting, and fastening reinforcing bars and welded-wire fabric in place; manufacture according to CRSI's "Manual of Standard Practice."

1. Where legs of wire bar supports contact forms, use CRSI Class 2, stainless-steel bar supports.

F. Tie Wire: Minimum 16 ga. annealed wire, black, galvanized or coated finish to match rebar.

2.03 CONCRETE MATERIALS
A. Cementitious Material: Use the following cementitious materials, of the same type, brand, and source, throughout Project:

1. Portland Cement: ASTM C 150, Type II, or Type IV, gray, unless white cement is required to achieve colors indicated.

2. Ground Granulated Blast-Furnace Slag: ASTM C 989, Grade 100 or Grade 120.

3. Silica Fume: ASTM C 1240, amorphous silica.
a. Blended Hydraulic Cement: ASTM C 595, Type IP, portland-pozzolan] [Type I (PM), pozzolan-modified portland.

B. Normal-Weight Aggregates: ASTM C 33, complying with building code. Provide aggregates from a single source. All aggregates shall be free of materials with deleterious reactivity to alkali in cement when tested in accordance with ASTM C 289.

1. Comply with CBC section 1903A.3.

2. Comply with CBC section 1903.3.
a. Service Class, based on CBC Figure 1904A.2.2, "Weathering Probability Map":
b. Severe and Moderate: Class 5S.
c. Negligible: Class 2N.

3. Maximum Coarse-Aggregate Size: 1/2 inch nominal. Maximum size shall also not be larger than 1/4 of the narrowest dimension between forms, 1/3 the depth of slab nor more than 3/4 of the minimum clear spacing between individual reinforcing bars. a. Gradation: Uniformly graded.
b. Source: Reliance, San Gabriel, or Carrol Canyon
C. Normal-Weight Fine Aggregate: ASTM C 33 or ASTM C 144, manufactured or natural sand, from same source for Project, free of materials with deleterious reactivity to alkali in cement and free of materials which may cause staining and light in color

1. Source: Reliance, Fosters or Corona.

2. Color to be white to light with no dark material.

D. Water: Potable, complying with ASTM C 94/C 94M except free of wash water from mixer washout operations.

2.04 ADMIXTURES
A. Air-Entraining Admixture: ASTM C 260.

B. Chemical Admixtures: Provide admixtures certified by manufacturer to be compatible with other admixtures and that contain no more than 0.1 percent water-soluble chloride ions by mass of cementitious materials. Do not use calcium chloride or admixtures containing calcium chloride.

1. Water-Reducing Admixture: ASTM C 494/C 494M, Type A.

2. Retarding Admixture: ASTM C 494/C 494M, Type B.

3. Water-Reducing and Retarding Admixture: ASTM C 494/C 494M, Type D.

4. High-Range, Water-Reducing Admixture: ASTM C 494/C 494M, Type F.

5. High-Range, Water-Reducing and Retarding Admixture: ASTM C 494/C 494M, Type G.

6. Plasticizing and Retarding Admixture: ASTM C 1017/C 1017M, Type II.

C. Shrinkage-Reducing Admixture: Commercially formulated, shrinkage inhibitor capable of reducing initial shrinkage by 80% and long-term shrinkage by 50%. Provide product suitable for use with either air-entrained or non-air-entrained concrete as appropriate to structural member and project location.

1. Products: Subject to compliance with requirements, provide one of the following(as required):
a. Euclid Chemical Company (The), an RPM company; EUCON SRA, SRA+. b. Grace Construction Products, W. R. Grace & Co.; Eclipse Floor, Eclipse Plus. c. Sika Corporation; Control 40.

D. Color Pigment: ASTM C 979, synthetic mineral-oxide pigments or colored water-reducing admixtures; color stable, free of carbon black, nonfading, and resistant to lime and other alkalis.

1. Manufacturers: Subject to compliance with requirements, provide products by one of the following:
a. Davis Colors.
b. L.M. Scofield Company.
c. Solomon Colors.

2. Color: As specified on approved plans. Selected by Architect from manufacturer's full range.

2.05 FIBER REINFORCEMENT
A. Synthetic Micro-Fiber: Monofilament polypropylene micro-fibers engineered and designed for use in concrete, complying with ASTM C 1116/C 1116M, 3/4 inches (19 mm) long.

1. Products: Subject to compliance with requirements, provide one of the following:

2. Monofilament Micro-Fibers:
a. Euclid Chemical Company (The), an RPM company; Fiberstrand 150. b. FORTA Corporation; FORTA Mighty-Mono.
c. Grace Construction Products, W. R. Grace & Co.; Grace MicroFiber. d. Sika Corporation; Sika Fiber PPM.

2.06 CURING MATERIALS
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 9
A. Absorptive Cover: AASHTO M 182, Class 2, burlap cloth made from jute or kenaf, weighing approximately 9 oz. /sq. yd. when dry.

B. Moisture-Retaining Cover: ASTM C 171, polyethylene film or white burlap-polyethylene sheet.

C. Clear, Waterborne (Non-Colored Concrete): Provide products complying with ASTM C 309, Type 1, Class B, 18 to 25 percent solids, certified by curing compound manufacturer to not interfere with bonding of sealers, with no glossy finish and compatible with specified sealer.

Provide products with not more than 100g/L volatile organic content.

1. Products: Subject to compliance with requirements.

D. Clear, Waterborne (Colored Concrete): Provide products that are acceptable to concrete color pigment manufacturer complying with ASTM C 309, Type 1, Class B, 18 to 25 percent solids, certified by curing compound manufacturer to not interfere with bonding of sealers with no glossy finish and compatible with specified sealer. Provide products with not more than 100g/L volatile organic content.

1. Products: Subject to compliance with requirements.

E. Waterborne, Membrane-Forming Curing Compound: ASTM C 309, Type 1, Class B.

1. For integrally colored concrete, curing compound shall be approved by color pigment manufacturer.

2. For concrete indicated to be sealed, curing compound shall be compatible with sealer.

2.07 SEALERS AND WATER REPELLENTS
A. Penetrating Liquid Floor and Horizontal Surface Treatment (Sealer): Clear, chemically reactive, water-based lithium quartz water-based lithium materials and proprietary components; odorless; that penetrates, hardens, and densifies concrete surfaces. Materials shall be compatible with concrete admixtures and shall be recommended by manufacturer for intended use. Provide products with 0g/L volatile organic content.

1. Products: Subject to compliance with requirements, provide one of the following:
a. Sinak Corporation; Concrete Sealer HLQ 125.

B. Penetrating Liquid Wall and Vertical Surface Treatment (Repellent): Clear, chemically reactive, waterborne solution of inorganic silicate or siliconate materials and proprietary components; odorless; that penetrates, hardens, and densifies concrete surfaces. Materials shall be compatible with concrete admixtures and shall be recommended by manufacturer for intended use. Provide products with less than 100g/L volatile organic content.

1. Products: Subject to compliance with requirements, provide one of the following:
a. L&M Construction Chemicals, Inc.; Hydropel WB
b. ProSoCo Inc.; SL100 Water Repellent
c. Rainguard International; Microseal(For use with VandlGuardTEN Anti-graffiti coating)

2.08 ANTI-GRAFFITI COATING
A. Refer to Section 099620 Permanent Non-Sacrificial Anti-Graffiti Coating for product and specific sealer.

1. Compatible sealer to be applied prior to use of Anti-graffiti coating.

2.09 JOINT DEVICES, FILLER MATERIALS AND OTHER ACCESSORY PRODUCTS A. Joint Filler at Exterior Sealed Joints: ASTM D 1751

1. 1/4" asphalt-saturated cellulosic fiber.

2. Lightweight, nonstaining, polyethylene closed cell expansion joint filler a. Deck-O-Foam as manufactured by W.R.Meadows, Hampshire, Ill.

3. Exterior Expansion- and Isolation-Joint-Filler Strips: See Division 32 Section "Concrete Paving Joint Sealants" for sealants for exterior joints at concrete pavements.

2.10 REPAIR MATERIALS
A. General: Provide cementitious materials, coarse aggregates, fine aggregates, water, bonding agents and admixtures as required to prepare repair grouts that will match as-cast and site finished architectural site concrete.

1. Maintain accurate records of repair materials and mixtures used on accepted mockups.

1. Products: Subject to compliance with requirements, provide one of the following:
a. W.R. Meadows, Inc.; Acry-Lok.
b. Grace Construction Products, W. R. Grace & Co.; "Daraweld C". c. Larsen Products Corp., "Weld-Crete".

2. Epoxy Bonding Adhesive: ASTM C 881/C 881M, two-component epoxy resin, capable of humid curing and bonding to damp surfaces, of class suitable for application temperature and of grade to suit requirements.

3. Types IV and V, load bearing, for bonding hardened or freshly mixed concrete to hardened concrete and for anchoring dowels to hardened concrete.

2.11 CONCRETE MIXTURES, GENERAL
A. Prepare design mixtures for each type and strength of cast-in-place architectural site concrete proportioned on basis of laboratory trial mixture or field test data, or both, according to ACI 301.

1. Use a qualified independent testing agency for preparing and reporting proposed design mixtures based on laboratory trial mixtures.

2. Proportioning:
a. The proportioning of ingredients shall be such that the concrete can be readily worked into forms and around reinforcement under the conditions of placement to be used, without segregation or excessive bleeding.
b. When proportioning by weight of loose, dry material, 94 pounds of cement shall be considered 1 cubic foot.
c. Fine aggregate volume shall be at least 35 percent, with a maximum of 50 percent, of the sum of the separate fine and coarse aggregate volumes. d. Total water content shall not exceed 35 gallons per cubic yard of concrete. e. Weighing equipment shall be accurate within 1 pound and shall be adjustable for varying aggregate moisture content.
f. A beam auxiliary shall register any part of the last 100 pounds of each aggregate.

The aggregate hopper shall have a volume adjustment.

3. Prepare compressive strength data for both 7-day and 28-day strengths. a. The 7-day compressive strength shall be at least 60 percent of the required 28- day strength.
b. The 28-day compressive strength shall be as indicated.

4. Provide drying shrinkage test data at 28 days, from not less than 3 test specimens.

B. Cementitious Materials-General: Use pozzolan, ground granulated blast-furnace slag, and silica fume as needed to reduce the total amount of Portland cement, which would otherwise be used, by not more than 5 percent. Per ACI 301 limits for concrete exposed to de-icing chemicals, limit percentage, by weight, of cementitious materials other than Portland cement in concrete as follows:

1. Cementitious Materials-LEED Supplemental: For LEED-NC Credit ID 1.1: Use pozzolan, ground granulated blast-furnace slag, and silica fume as needed to reduce the total amount of Portland cement, which would otherwise be used, by not less than 40 percent.

Per ACI 301 limits for concrete exposed to de-icing chemicals, limit percentage, by weight, of cementitious materials other than Portland cement in concrete as indicated above.

2. Pozzolan: 0-5 percent.

3. Ground Granulated Blast-Furnace Slag: 0-5 percent.

4. Combined Pozzolan and Ground Granulated Blast-Furnace Slag: 50 percent Portland cement minimum, with fly ash or pozzolan not exceeding 0-5 percent.

5. Silica Fume: 0-5 percent.

6. Combined Pozzolans, and Silica Fume: 0-5 percent with pozzolans not exceeding 0-5 percent and silica fume not exceeding 5 percent.

C. Proportion concrete mixtures as follows:

1. Minimum Compressive Strength (28 Days): 3000 psi.

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 11
a. Provide the following minimum compressive strength (28 days) where required by high-pressure water or bush hammer finishing techniques: 4500 psi.

2. Maximum Water-Cementitious Materials Ratio: 0.50-0.60.

3. Slump Limit: 4 inches, plus or minus 1 inch, unless indicated otherwise.

4. Slump Limit (High-Range Water-reducing Admixture): 8 inches for concrete with verified slump of 2 to 4 inches before adding high-range water-reducing admixture, plus or minus 1 inch, unless indicated otherwise.

5. Slump Limit (Plasticizing Admixture): 8 inches for concrete with verified slump of 2 to 4 inches before adding plasticizing admixture, plus or minus 1 inch, if required/unless indicated otherwise.

D. Synthetic Micro-Fiber: Uniformly disperse in concrete mixture at manufacturer's recommended rate, but not less than 1.0 lb./cu. yd. (0.60 kg/cu. m), unless indicated otherwise.

E. Air Content, Exterior Exposed Concrete: Provide the following air entrainment for all exposed concrete with a weathering probability of severe or moderate per CBC figure 1904.2.2/1904A.2.2.

1. Provide air entrainment of 5.5 percent, plus or minus 1.5 percent at point of delivery for 1-1/2-inch (38-mm) nominal maximum aggregate size, unless indicated otherwise.

2. Provide air entrainment of 6.0 percent, plus or minus 1.5 percent at point of delivery for 1- inch and 3/4-inchnominal maximum aggregate size, unless indicated otherwise.

F. Slump Limit: 4 inches (100 mm) for concrete with verified slump of 2 to 4 inches (50 to 100 mm) before adding high-range water-reducing admixture or plasticizing admixture], plus or minus 1 inch (25 mm), unless otherwise indicated.

G. Cementitious Materials: For cast-in-place architectural site concrete exposed to deicers, limit percentage, by weight, of cementitious materials other than Portland cement according to ACI 301 requirements. Use pozzolan, ground granulated blast-furnace slag, and silica fume as needed to reduce the total amount of portland cement, which would otherwise be used, by not less than 40 percent.

1. Limit water-soluble, chloride-ion content in hardened concrete to 0.15 percent by weight of cement.

H. Admixtures: Use admixtures according to manufacturer's written instructions.

1. Limit water-soluble, chloride-ion content in hardened concrete to 0.06 percent by weight of cement. Limit total chloride-ion content in hardened concrete to 0.10 percent by weight of concrete when tested per AASHTO T 260 potentiometric titration.

2. Limit "drying shrinkage" after 28 days of curing hardened concrete to 0.045 percent of the original concrete volume.

3. Admixtures: Admixtures may only be used if they are incorporated into the accepted concrete mix designs. Use admixtures according to manufacturer's written instructions. a. Use [water-reducing] [high-range water-reducing] [or] [plasticizing] admixture in concrete, as required, for placement and workability.
b. Use water-reducing and retarding admixture when required by high temperatures, low humidity, or other adverse placement conditions.
c. Use water-reducing admixture in pumped concrete, concrete for heavy-use industrial slabs and parking structure slabs, concrete required to be watertight, and concrete with a water-cementitious materials ratio below 0.50.
d. Use corrosion-inhibiting admixture in concrete mixtures where indicated.

I. Color Pigment: Add color pigment to concrete mixture according to manufacturer's written instructions and to result in hardened concrete color consistent with accepted mockup.

2.12 FABRICATING REINFORCEMENT
A. Fabricate steel reinforcement according to CRSI's "Manual of Standard Practice."

1. Splices: Do not splice bars, unless indicated on the Drawings.

2. Staggered Splices: Stagger splices such that not more than one-half of the reinforcing bars are spliced at any location.

2.13 CONCRETE MIXING
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 12
A. Ready-Mixed Architectural Site Concrete: Measure, batch, mix, and deliver concrete according to ASTM C 94/C 94M [and ASTM C 1116/1116M] and furnish batch ticket information.

1. Clean equipment used to mix and deliver cast-in-place architectural site concrete to prevent contamination from other concrete.

2. When air temperature is between 85 and 90 deg. F, reduce mixing and delivery time from 1-1/2 hours to 75 minutes; when air temperature is above 90 deg. F, reduce mixing and delivery time to 60 minutes.

3. Provide batch ticket for each batch discharged and used in the Work, indicating Project identification name and number, date, mixture type, mixture time, quantity, and amount of water added. Record approximate location of final deposit in structure.

B. Integral Colored Concrete Mixes: Add pigments at the concrete batch plant. Minimum batch size shall be three (3) yards. The same brand of cement, source of sand, and water/cement ratio shall be maintained for each load of the same color for the duration of the project.

1. Batching Procedure: Before adding color-conditioning admixture, the mixing drum shall be thoroughly cleaned and wetted with approximately 40 gallons of the mix water and/or a portion of the aggregates. After cleaning and wetting of the drum, add the specified quantity of admixture correctly packaged for the mix design and batch quantity. Proceed with normal batching of balance of ingredients. After loading is complete, mix at mixing speed for a minimum of 15 minutes. Do not add water after a portion of the load has been discharged.

PART 3 - EXECUTION

3.01 FORMWORK
A. General: Comply with the following, unless otherwise indicated:

1. Conform to ACI 318, ACI 347 and CBC Section 1906.

2. Conform to ACI 318, ACI 347 and CBC Section 1906A.

B. Structural Loads: Design, erect, shore, brace, and maintain formwork, according to ACI 301, to support vertical, lateral, static, and dynamic loads, and construction loads that might be applied, until structure can support such loads.

C. Geometry: Construct formwork so concrete members and structures are of size, shape, alignment, elevation, and position indicated, within tolerance limits of ACI 117. Provide for necessary openings, inserts, anchorages, and other features indicated or required. Properly locate all elements.

1. Limit concrete surface irregularities, designated by ACI 347 as abrupt or gradual, as follows:
a. Class A, 1/16 or 1/8 inch for smooth-formed finished surfaces. b. Class B, 1/4 inch (6 mm) for rough-formed finished surfaces.

D. Form Joints: Minimize form joints and make forms watertight to prevent leakage of concrete mortar. Locate form joints at exposed concrete symmetrically about center of panel and aligned with reveals, unless otherwise indicated. Align joints symmetrically at exposed conditions.

1. Seal penetrations at form ties with form joint sealant to prevent cement paste leakage.

2. Provide custom form boards as required to align with reveals.

E. Removal: Fabricate forms for easy removal without hammering or prying against concrete surfaces. Provide crush or wrecking plates where dismantling or stripping may damage cast concrete surfaces. Provide top forms for inclined surfaces steeper than 1.5 horizontal to 1 vertical.

1. Install keyways, reglets, recesses, and the like, for easy removal.

2. Do not use rust-stained steel form-facing material.

F. Chamfers: Provide chamfered edges and corners at all exposed locations, and at all locations scheduled to receive waterproofing, unless otherwise indicated.

3.02 EARTH FORMS
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 13
A. General: Unless indicated, placement of concrete directly against soil or earth (casting "neat") shall not be permitted only with the prior approval of the Structural Engineer of Record.

Concrete placed directly against earth shall require a minimum increase in concrete thickness of 1" at vertical faces. For example, footings shall be 2" wider than indicated if both vertical faces are cast against earth.

B. Trimming and Cleaning: Hand trim sides and bottoms of soil forms and trenches. Remove loose soil, exposing undisturbed native soil, and prior to placing concrete.

3.03 CONSTRUCTED FORMWORK
A. Set edge forms, bulkheads, and intermediate screed strips for slabs to achieve required elevations and slopes in finished concrete surfaces. Provide and secure units to support screed strips; use strike-off templates or compacting-type screeds.

B. Provide temporary openings for cleanouts and inspection ports where interior area of formwork is inaccessible. Close openings with panels tightly fitted to forms and securely braced to prevent loss of concrete mortar. Locate temporary openings in forms at inconspicuous locations.

C. Form openings, chases, offsets, sinkages, keyways, reglets, blocking, screeds, and bulkheads required in the Work. Determine sizes and locations from trades providing such items.

D. Clean forms and adjacent surfaces to receive concrete. Remove chips, wood, sawdust, dirt, and other debris just before placing concrete.

E. Retighten forms and bracing before placing concrete, as required, to prevent mortar leaks and maintain proper alignment.

F. Coat contact surfaces of forms with form-release agent, according to manufacturer's written instructions, before placing reinforcement.

G. Provide bracing and shores to ensure stability of formwork and accommodate all loads. Use form ties of sufficient strength and in sufficient quantities to prevent formwork spreading.

Maintain principal shores to support concrete until required strength is achieved.

3.04 EMBEDDED ITEMS
A. Place and secure anchorage devices and other embedded items required for adjoining work that is attached to or supported by cast-in-place concrete. Use setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

1. Install embedded accessories level, true-to-line and plumb in accordance with manufacturer's instructions.

2. Install anchor rods, accurately located, to elevations required and complying with tolerances in Section 7.5 of AISC's "Code of Standard Practice for Steel Buildings and Bridges."

3. Provide reveals around embedded items such as light fixtures as shown on Drawings.

3.05 OPENINGS, DEPRESSIONS, RECESSES AND CHASES
A. Size and locate formed openings, depressions, recesses and chases to accommodate products to be applied to, built-into and/or pass-through concrete Work. Coordinate size, location and placement of inserts, embedded products, openings and recesses with Work of other sections.

Place and secure anchorage devices and other embedded items required for adjoining work that is attached to or supported by cast-in-place concrete. Use setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

3.06 FORM RELEASE AGENTS
A. General: Provide either form materials with factory-applied non-absorptive liner or field-applied form coating. Field-applied coating shall be non-staining.

1. Non-absorptive Liner: Rust on steel form surfaces is not acceptable.

2. Field Applied Coating: Comply with manufacturer's written instructions. Obtain written acceptance of form release agent from integral colored concrete pigment manufacturer. a. Reapply coating to thoroughly cleaned and reconditioned formwork before each use. b. Verify compatibility of release agents with integrally-colored concrete and all subsequently applied curing compounds, coatings, applied finishes, etc. Do not apply release agent if items are non-compatible.

3.07 CONCRETE SURFACE RETARDERS
A. Coat contact surfaces of forms with surface retarder, according to manufacturer's written instructions, before placing reinforcement.

3.08 FORM LINERS
A. Place form liners accurately to provide finished surface texture indicated. Provide solid backing and attach securely to prevent deflection and maintain stability of liners during concreting.

Prevent form liners from sagging and stretching in hot weather. Seal joints of form liners and form liner accessories to prevent mortar leaks. Coat form liner with form-release agent.

3.09 REMOVING AND REUSING FORMS
A. General: Formwork for sides of walls, steps, columns, and similar parts of the Work that does not support weight of concrete may be removed after cumulatively curing at not less than 50 deg. F for 72 hours after placing concrete. Concrete has to be hard enough to not be damaged by form-removal operations and curing and protection operations need to be maintained.

1. Schedule form removal to maintain surface appearance that matches accepted mockups.

2. Leave formwork for beam soffits, joists, slabs, and other structural elements that supports weight of concrete in place until concrete has achieved its 28-day design compressive strength, but not less than 21 days after pour.

3. Remove forms only if shores have been arranged to permit removal of forms without loosening or disturbing shores.

4. All formwork is to be new specifically purchased for this project.

B. Clean and repair surfaces of forms to be reused in the Work in non-exposed areas. Split, frayed, delaminated, or otherwise damaged form-facing material will not be acceptable for exposed surfaces. Apply new form-release agent.

C. When forms are reused, clean surfaces, remove fins and laitance, and tighten to close joints.

Align and secure joints to avoid offsets. Do not use patched forms for exposed concrete surfaces unless approved by Architect.

3.10 STEEL REINFORCEMENT
A. General: Place and secure reinforcement as indicated. Comply with CRSI publications "Manual of Standard Practice" and "Placing Reinforcing Bars".

1. Do not cut or puncture vapor retarder. Repair damage and reseal vapor retarder before placing concrete.

2. Do not bend bars more than once.

3. Do not bend or straighten reinforcement in a manner injurious to the material, such as heating.

4. Do not use bars with kinks or bends not indicated.

5. Do not use bars with reduced cross-section due to corrosion or other cause.

6. Remove and replace all defective bars.

B. Clean reinforcement of loose rust and mill scale, earth, ice, and other foreign materials that would reduce bond to concrete.

C. Space reinforcement as indicated. If not indicated, maintain clear spacing of not less than the bar diameter, 1-inch, or 1-1/3 times the maximum aggregate size, whichever is greater. Where parallel reinforcing is placed in more than one horizontal layer, place as many bars as possible in the outboard layer, maintaining the required lateral clearances and spacing’s. Place bars in the inboard layer in direct vertical alignment with the bars of the outboard layer. Maintain not less than 1-inch or the maximum bar diameter in the inboard/outboard layers, whichever is greater, clear space between vertically stacked bars.

D. Accurately position, support, and secure reinforcement against displacement.

1. Maintain reinforcing steel positions during placement operations. Properly reset any reinforcement that is displaced by runways, workmen and other causes.

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 15
E. Locate and support reinforcement with bar supports to maintain minimum concrete cover as indicated or as required by ACI 318.

F. Do not tack weld crossing reinforcing bars.

1. Weld reinforcing bars according to AWS D1.4/D 1.4M, where indicated.

G. Set wire ties with ends directed into concrete, not toward exposed concrete surfaces.

H. Install welded wire reinforcement in longest practicable lengths on bar supports spaced to minimize sagging. Lap edges and ends of adjoining sheets at least one mesh spacing. Offset laps of adjoining sheet widths to prevent continuous laps in either direction. Lace overlaps with wire.

3.11 JOINTS
A. General: Construct joints true to line with faces perpendicular to surface plane of concrete.

B. Construction or Cold Joints: Install so strength and appearance of concrete are not impaired, at locations indicated or as approved by Architect.

1. Place joints perpendicular to main reinforcement. Continue reinforcement across construction joints unless otherwise indicated. Do not continue reinforcement through sides of strip placements of floors and slabs.

2. Locate horizontal joints in walls and columns as indicated.

3. Space vertical joints in walls as indicated and as may be directed by the Architect. Locate joints beside piers integral with walls, near corners, and in concealed locations where possible.

4. Use a bonding agent at locations where fresh concrete is placed against hardened or partially hardened concrete surfaces.

5. Use epoxy-bonding adhesive at locations where fresh concrete is placed against hardened or partially hardened concrete surfaces.

6. Align joints with reveals indicated. Provide custom cut form boards as required.

7. Do not place expansion material at cold joints.

C. Isolation Joints in Slabs-on-Grade: After removing formwork, install joint-filler strips at slab junctions with vertical surfaces, such as column pedestals, walls and other locations, as indicated.

1. Extend joint-filler strips full width and depth of joint, terminating flush with finished concrete surface unless otherwise indicated.

2. Terminate full-width joint-filler strips not less than 1/2 inch or more than 1 inch below finished concrete surface where joint sealants, specified in Division 07 Section "Joint Sealants," are indicated.

3. Install joint-filler strips in lengths as long as practicable. Where more than one length is required, lace or clip sections together.

3.12 CONCRETE PLACEMENT
A. Before placing concrete, verify that installation of formwork, form-release agent, surface retarders, reinforcement, and embedded items is complete and that required inspections have been performed.

1. Provide protective coatings, coverings and masking’s to protect adjacent Work.

2. Provide temporary runways and other appropriate equipment as necessary to access Work area and to avoid soiling or damage to existing Work.

3. Prevent run-off of concrete hydration water and water polluted by agents and chemicals from soiling existing surfaces or contaminating landscape areas.

B. Do not add water to concrete during delivery, at Project site, or during placement.

1. Do not add water to concrete after adding high-range water-reducing admixtures to mixture.

2. If indicated in mix design accepted by the Architect, water added to concrete shall be observed by the Project Inspector, and shall be recorded on the delivery ticket.

C. Before test sampling and placing concrete, water may be added at Project site, subject to limitations of ACI 301.

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 16
D. Deposit concrete continuously in one layer or in horizontal layers of such thickness that no new concrete will be placed on concrete that has hardened enough to cause seams or planes of weakness. Deposit concrete continuously between construction joints. Deposit concrete to avoid segregation.

1. Deposit concrete in horizontal layers of depth to not exceed formwork design pressures and in a manner to avoid inclined construction joints.

2. No visible cold joints or lift lines are acceptable in the completed work.

3. Consolidate placed concrete with mechanical vibrating equipment according to ACI 303.1.

4. Do not use vibrators to transport concrete inside forms. Insert and withdraw vibrators vertically at uniformly spaced locations to rapidly penetrate placed layer and at least 6 inches into preceding layer. Do not insert vibrators into lower layers of concrete that have begun to lose plasticity. Do not permit vibrators to contact forms. At each insertion, limit duration of vibration to time necessary to consolidate concrete and complete embedment of reinforcement and other embedded items without causing mixture constituents to segregate.

5. Consolidate concrete during placement operations so concrete is thoroughly worked around reinforcement and other embedded items and into corners.

6. Maintain reinforcement in position on chairs during concrete placement.

7. Screed slab surfaces with a straightedge and strike off to correct elevations.

8. Slope surfaces uniformly to drains where required.

9. Begin initial floating using bull floats or derbies to form a uniform and open-textured surface plane, before excess bleed water appears on the surface.

E. Cold-Weather Placement: Comply with ACI 306.1 and as follows. Protect concrete work from physical damage or reduced strength that could be caused by frost, freezing actions, or low temperatures.

1. When average high and low temperature is expected to fall below 40 deg. F for three successive days, maintain delivered concrete mixture temperature within the temperature range required by ACI 301.

2. Do not use frozen materials or materials containing ice or snow. Do not place concrete on frozen subgrade or on subgrade containing frozen materials.

3. Do not use calcium chloride, salt, or other materials containing antifreeze agents.

4. Do not use chemical accelerators unless otherwise specified and accepted in design mixtures.

F. Hot-Weather Placement: Comply with ACI 305R and as follows:

1. Maintain concrete temperature below 90 deg. F at time of placement. Chilled mixing water or chopped ice may be used to control temperature, provided water equivalent of ice is calculated to total amount of mixing water. Using liquid nitrogen to cool concrete is Contractor's option.

2. Fog-spray forms, steel reinforcement, and subgrade just before placing concrete. Keep subgrade uniformly moist without standing water, soft spots, or dry areas.

3.13 FINISHES, GENERAL
A. Architectural Site Concrete Finishes: Match Architect's design reference sample, identified and described as indicated, to satisfaction of Architect.

B. Architectural Site Concrete Finishes: Match accepted mockups to satisfaction of Architect.

C. Related Unformed Surfaces: At tops of walls, horizontal offsets, and similar unformed surfaces adjacent to formed surfaces, strike off smooth and finish with a texture matching adjacent formed surfaces.

1. Continue final surface treatment of formed surfaces uniformly across adjacent unformed surfaces unless otherwise indicated.

D. Maintain uniformity of special finishes over construction joints unless otherwise indicated.

3.14 AS-CAST FORMED FINISHES
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Architectural Site Concrete 32 33 53 - 17
A. Smooth-Formed Finish: As-cast concrete texture imparted by form-facing material, arranged in an orderly and symmetrical manner with a minimum of seams. Remove fins and other projections exceeding specified limits on formed-surface irregularities. Repair and patch tie holes and defects to match the accepted mockups. Rough-Formed Finish: As-cast concrete texture imparted by form-facing material with tie holes and defects repaired and patched.

Remove fins and other projections exceeding specified limits on formed-surface irregularities.

3.15 CONCRETE PROTECTING AND CURING
A. General: Protect freshly placed concrete from premature drying and excessive cold or hot temperatures. Comply with ACI 306.1 for cold-weather protection and with ACI 305R for hot- weather protection during curing.

B. Begin curing cast-in-place architectural site concrete immediately after removing forms from concrete or after applying as-cast formed finishes to concrete, consistent with mockup preparation. Cure according to ACI 308.1, by one or a combination of the following methods that will not mottle, discolor, or stain concrete:

1. Moisture Curing: Keep exposed surfaces of cast-in-place architectural site concrete continuously moist for no fewer than seven days with the following materials:
a. Water.
b. Continuous water-fog spray.
c. Absorptive cover, water saturated and kept continuously wet. Cover concrete surfaces and edges with 12-inch lap over adjacent absorptive covers.

2. Moisture-Retaining-Cover Curing: Cover concrete surfaces with moisture-retaining cover for curing concrete, placed in widest practicable width, with sides and ends lapped at least 12 inches, and sealed by waterproof tape or adhesive. Cure for no fewer than seven days. Immediately repair any holes or tears during curing period; use cover material and waterproof tape.

3. Curing Compound: Mist concrete surfaces with water. Apply curing compound uniformly in continuous operation by power spray or roller according to manufacturer's written instructions. Recoat areas subjected to heavy rainfall within three hours after initial application. Maintain continuity of coating and repair damage during curing period.

3.16 FIELD QUALITY CONTROL
A. Testing and Inspecting: Owner will engage a special inspector and qualified testing and inspecting agency to perform field tests and inspections and prepare test reports in accordance with the CBC and ACI 301.

1. Comply with the requirements of Division 01 Section "Quality Control".

2. Comply with the requirements of Division 01 Section "Quality Control-DSA".

B. Inspections:

1. Steel reinforcement placement.

2. Steel reinforcement welding.

3. Headed bolts and studs.

4. Verification of use of required design mixture.

5. Structural concrete placement, including conveying and depositing.

6. Curing procedures and maintenance of curing temperature.

7. Verification of concrete strength before removal of shores and forms from beams and slabs.

C. Concrete Tests: Testing of composite samples of fresh concrete obtained according to ASTM C 172 shall be performed according to the following requirements:

1. Testing Frequency: Obtain one composite sample for each day's pour of each concrete mixture exceeding 5 cu. yd. (4 cu. m), but less than 25 cu. yd. (19 cu. m), plus one set for each additional 50 cu. yd. (38 cu. m) or fraction thereof. a. When frequency of testing will provide fewer than five compressive-strength tests for each concrete mixture, testing shall be conducted from at least five randomly selected batches or from each batch if fewer than five are used.

3. Air Content: ASTM C 231, pressure method; one test for each composite sample, but not less than one test for each day's pour of each concrete mix.

4. Concrete Temperature: ASTM C 1064/C 1064M; one test hourly when air temperature is 40 deg. F and below and when 90 deg. F and above, and one test for each composite sample.

5. Compression Test Specimens: ASTM C 31/C 31M.
a. Cast and laboratory cure two sets of two standard cylinder specimens for each composite sample.
b. Cast and field cure two sets of two standard cylinder specimens for each composite sample.

6. Compressive-Strength Tests: ASTM C 39/C 39M; test one set of two laboratory-cured specimens at 7 days and one set of two specimens at 28 days. a. Test one set of two field-cured specimens at 7 days and reserve one set of two specimens for testing at 56 days.
b. A compressive-strength test shall be the average compressive strength from a set of two specimens obtained from same composite sample and tested at age indicated.

7. When strength of field-cured cylinders is less than 85 percent of companion laboratory- cured cylinders, Contractor shall evaluate operations and provide corrective procedures for protecting and curing in-place concrete.

8. Strength of each concrete mixture will be satisfactory if every average of any three consecutive compressive-strength tests equals or exceeds specified compressive strength and no compressive-strength test value falls below specified compressive strength by more than 500 psi.

9. Test results shall be reported in writing to Architect, concrete manufacturer, and Contractor within 48 hours of testing. Reports of compressive-strength tests shall contain Project identification name and number, date of concrete placement, name of concrete testing and inspecting agency, location of concrete batch in Work, design compressive strength at 28 days, concrete mixture proportions and materials, compressive breaking strength, and type of break for both 7- and 28-day tests.

10. Nondestructive Testing: Impact hammer, sonoscope, or other nondestructive device may be permitted by Architect but will not be used as sole basis for approval or rejection of concrete.

11. Additional Tests: Testing and inspecting agency shall make additional tests of concrete when test results indicate that slump, air entrainment, compressive strengths, or other requirements have not been met, as directed by Architect. Testing and inspecting agency may conduct tests to determine adequacy of concrete by cored cylinders complying with ASTM C 42/C 42M or by other methods as directed by Architect.

12. Additional testing and inspecting, at Contractor's expense, will be performed to determine compliance of replaced or additional work with specified requirements.

13. Correct deficiencies in the Work that test reports and inspections indicate do not comply with the Contract Documents.

3.17 DEFECTIVE CONCRETE
A. The following list includes, but is not limited to; concrete that will be deemed to be defective and non-conforming. All such concrete shall be removed and replaced with Work complying with the requirements of the Contract:

1. Concrete not formed as indicated, not true to alignment indicated, not plumb where intended, not level where intended, not true to level or elevation intended.

2. Concrete voided or honeycombed, including voids and honeycombs that have been cut, resurfaced or filled without prior approval of the Architect.

3. Concrete with exposed reinforcement.

4. Concrete with inadequate cover over reinforcement.

5. Concrete with embedded foreign objects and debris, including sawdust, wood or metal shavings, nails, cans, trash, etc.

6. Concrete that does not visually match the accepted mockups [or the designated design reference sample].

7. Other non-conforming work.

B. All concrete deemed to be defective by the Architect or in non-conformance with the contract documents is to be removed and replaced from expansion joint or cold joint to expansion joint or cold joint at no cost to the owner. Repair defective concrete as directed by the Architect, at no cost to the Owner.

3.18 SEALERS AND REPELLENTS
A. General: Uniformly apply a continuous sealing coat of sealers or repellents to all exposed surfaces of architectural site concrete by power spray or roller according to manufacturer's written instructions.

1. Remove curing compounds, sealers, oil, dirt, laitance, and other contaminants and complete surface repairs.

2. Do not apply to concrete that is less than 28 days old.

B. Penetrating Liquid Floor and Horizontal Surface Treatment (Sealer): Prepare, apply, and finish penetrating liquid floor treatment according to manufacturer's written instructions.

1. Apply liquid until surface is saturated, scrubbing into surface until a gel forms; rewet; and repeat brooming or scrubbing. Rinse with water; remove excess material until surface is dry. Apply a second coat in a similar manner if surface is rough or porous.

C. Penetrating Liquid Wall and Vertical Surface Treatment (Sealer/Repellent): Prepare, apply, and finish penetrating liquid repellent treatment according to manufacturer's written instructions.

3.19 ANTI-GRAFFITI COATING
A. Refer to Section 099620 Permanante Non-Sacrificial Anti-Graffiti Coating.

B. Apply to all exposed architectual site concrete.

C. Apply compatilble sealer to exposed architectural site concrete prior to installation of Anti- Graffiti coating.

3.20 REPAIRS, PROTECTION, AND CLEANING
A. Patching or sacking of damaged or defective concrete as a determined by the Architect is not permitted. Remove and replace all damaged or defective concrete from joint to joint.

Remove/Repair and cure damaged or defective finished surfaces of cast-in-place architectural site concrete when accepted by Architect. Match repairs to color, texture, and for any replaced work/uniformity of surrounding surfaces and to repairs on approved mockups.

B. Remove and replace cast-in-place architectural site concrete that does not match mockups accepted by Architect.

C. Protect corners, edges, and surfaces of cast-in-place architectural site concrete from damage; use guards and barricades.

D. Protect cast-in-place architectural site concrete from staining, laitance, and contamination during remainder of construction period.

E. Clean cast-in-place architectural site concrete surfaces after finish treatment to remove stains, markings, dust, and debris.

F. Wash and rinse surfaces according to concrete finish applicator's written instructions. Protect other Work from staining or damage due to cleaning operations.

1. Do not use cleaning materials or processes that could change the appearance of cast-in- place architectural site concrete finishes.

END OF SECTION 32 33 53
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
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MONROE STREET POOL REPLACEMENT LANDSCAPE IRRIGATION
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SECTION 328400

LANDSCAPE IRRIGATION
PART 1 - GENERAL

1.1 SUMMARY
A. It is the intent of the specifications and drawings that the finished system is complete in every respect and shall be ready for operation satisfactory to the City.

B. The work shall include all materials, labor, services, transportation, and equipment necessary to perform the work as indicated on the drawings, in these specifications, and as necessary to complete the contract.

1.2 CONSTRUCTION DRAWINGS
A. All offsets, fittings, sleeves, etc. which may be required are not shown on the drawings. The Contractor shall carefully investigate the structural and finished conditions affecting the work and plan the work accordingly, furnishing such fittings, etc. as may be required to meet such conditions. The work shall be installed in such a manner as to avoid conflicts between irrigation systems, planting, and architectural features.

B. All work called for on the drawings by notes or details shall be furnished and installed whether or not specifically mentioned in the specifications. When an item is shown on the plans but not shown on the specifications or vice versa, it shall be deemed to be as shown on both. The Landscape Architect shall have final authority for clarification.

C. The Contractor shall not willfully install the irrigation system as shown on the drawings when it is obvious in the field that obstructions, grade differences or discrepancies in area dimensions exist that might not have been considered in engineering. Such obstructions or differences should be brought to the attention of the Landscape Architect as soon as detected. In the event this notification is not performed, the Irrigation Contractor shall assume full responsibility for any revision necessary.

1.3 QUALITY ASSURANCE
A. Provide at least one English speaking person who shall be present at all times during execution of this portion of the work and who shall be thoroughly familiar with the type of materials being installed and the manufacturer's recommended methods of installation and who shall direct all work performed under this section.

B. Manufacturer's directions and detailed drawings shall be followed in all cases where the manufacturer of articles used in this contract furnish directions covering points not shown in the drawings and specifications.

C. All local, municipal, and state laws, rules and regulations governing or relating to any portion of this work are hereby incorporated into and made a part of these specifications, and their provisions shall be carried out by the Contractor. Anything contained in these specifications shall not be construed to conflict with any of the above rules and regulations of the same.

However, when these specifications and drawings call for or describe materials, workmanship, or construction of a better quality, higher standard, or larger size than is required by the above rules and regulations, the provisions of these specifications and drawings shall take precedence.

D. All materials supplied for this project shall be new and free from any defects. All defective materials shall be replaced immediately at no additional cost to City.

Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 SECTION 32 84 00

LANDSCAPE IRRIGATION
3rd Plan Check Submittal - 08/12/2024

MONROE STREET POOL REPLACEMENT LANDSCAPE IRRIGATION
328400 – 2

E. Secure the required licenses and permits including payments of charges and fees, give required notices to public authorities and verify permits secured or arrangements made by others affecting the work of this section.

1.4 SUBMITTALS
A. Water Pressure Test

1. After award of contract and before any irrigation system materials are ordered from suppliers or delivered to the job site, submit to the City a written verification of the existing water pressure on the project at each of the points of connection shown.

2. The water pressure test shall be performed to measure the dynamic water pressure at the point of connection at the maximum flow rate of the proposed irrigation system as shown on the point of connection note. Dynamic water pressure is when water is flowing through the point of connection. Static water pressure readings when water is not flowing, are not acceptable.

3. Written dynamic water pressure test confirmation shall be made on the contractor’s letterhead and include the flow rate during the test, the recorded water pressure, the date of the test and the time of the test.

B. Material List:

1. After award of contract and before any irrigation system materials are ordered from suppliers or delivered to the job site, submit to the City a complete list of all irrigation system materials, or processes proposed to be furnished and installed as part of this contract.

2. The submittal materials list shall include the following information:
a. A title sheet with the job name, the contractor’s name, contractor’s address and telephone number, submittal date and submittal number.
b. An index sheet showing the item number (e.g. 1,2,3, etc.); an item description (e.g. sprinkler head); the manufacturer’s name ( e.g. Hunter Industries); the item model number (e.g. I-40-ADV/36V); and the page(s) in the submittal set that contain the catalog cuts.
c. The catalog cuts shall be one or two pages copied from the most recent manufacturer’s catalog that indicate the product submitted. Do not submit parts lists, exploded diagrams, price lists or other extra information. d. The catalog cuts shall clearly indicate the manufacturer’s name and the item model number. The item model number, all specified options and specified sizes shall be circled on the catalog cuts.
e. Submittals for equipment indicated on the legend without manufacturer names, or “as approved”, shall contain the manufacturer, Class or Schedule, ASTM numbers and/or other certifications as indicated in these specifications.

3. Submittal materials list format requirements:
a. Submittals shall be provided as one complete package for the project in electronic pdf format. Multiple partial submittals will not be reviewed. b. Submittal package shall have all pages numbered in the lower right hand corner.

Page numbers shall correspond with submittal index.
c. Re-submitted packages must be revised to include only the equipment being re - submitted. Equipment previously reviewed and accepted shall not be re -submitted in the materials list/index sheet or in the catalog cut sheet package.

C. Substitutions: If the Irrigation Contractor wishes to substitute any equipment or materials for those equipment or materials listed on the irrigation drawings and specifications, he may do so by providing the following information to the Landscape Architect or City's authorized representative for approval.

1. Provide a written statement indicating the reason for making the substitution.

2. Provide catalog cut sheets, technical data, and performance information for each substitute item.

3. Provide in writing the difference in installed price if the item is accepted. 3rd Plan Check Submittal - 08/12/2024

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D. The Landscape Architect or City’s authorized representative will allow no substitutions without prior written acceptance
E. No substitutions of pump manufacturers, distributors or assemblies will be accepted.

F. Manufacturer's warranties shall not relieve the Contractor of his liability under the guarantee.

Such warranties shall only supplement the guarantee.

G. The Landscape Architect or City’s authorized representative will not review the submittal package unless provided in the format described above.

1.5 EXISTING CONDITIONS
A. Verify and be familiar with the locations, size, and detail of points of connection provided as the source of water, electrical supply, and ethernet connection to the irrigation system.

B. Irrigation design is based on the available static water pressure shown on the drawings.

Contractor shall verify static water on the project prior to the start of construction. Should a discrepancy exist, notify the Landscape Architect and City's authorized representative prior to beginning construction.

C. Prior to cutting into the soil, locate all cables, conduits, sewer septic tanks, and other utilities as are commonly encountered underground, and take proper precautions not to damage or disturb such improvements. If a conflict exists between such obstacles and the proposed work, the Contractor shall promptly notify the Landscape Architect and City who will arrange for relocations. The Contractor will proceed in the same manner if a rock layer or any other such conditions are encountered.

D. Protect all existing utilities and features to remain on and adjacent to the project site during construction. Repair, at its own cost, all damage resulting from his operations or negligence.

E. The Irrigation Contractor shall coordinate with the General Contractor for installation of required sleeving as shown on the plans prior to paving operations.

F. Verify and be familiar with the existing irrigation systems in areas adjacent to and within the Project area of work.

G. Protect all existing irrigation systems, in areas adjacent to and within the project area of work, from damage due to his operations.

H. Notify City’s Representative if any existing system is temporarily shut off, capped or modified.

Provide 48-hour notice, prior to turning off or modifying any existing irrigation system.

I. Repair or replace all existing irrigation systems, in areas adjacent to and within the project area of work, damaged by the construction of this project. Adjacent irrigation systems shall be made completely operational and provide complete coverage of the existing landscaped areas. All repairs shall be complete to the satisfaction of the City’s Representative.

J. Provide bore holes under any existing pavement or paving encountered for the required lateral, mainline and low voltage control wire sleeving. Bore holes under 2 inches in diameter and smaller shall be made with a BulletMole® underground boring tool as manufactured by Dimension Tools, LLC (Contact telephone number (888)-650-5554 or at www.bulletmole.com).

Bore holes larger than 2 inches in diameter shall be made with an approved mechanical boring tool. No air jacking or hydraulic boring of any kind shall be allowed. 3rd Plan Check Submittal - 08/12/2024

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1.6 INSPECTIONS
A. The Contractor shall permit the Landscape Architect and City's authorized representative to visit and inspect at all times any part of the work and shall provide safe access for such visits.

B. Where the specifications require work to be tested by the Contractor, it shall not be covered over until accepted by the Landscape Architect, City's authorized representative, and/or governing agencies. The Contractor shall be solely responsible for notifying the Landscape Architect, City, and governing agencies, a minimum of 48 hours in advance, where and when the work is ready for testing. Should any work be covered without testing or acceptance, it shall be, if so ordered, uncovered at the Contractor's expense.

C. Inspections will be required for the following at a minimum:

1. Pre-construction meeting.

2. System layout.

3. Pressure test of irrigation mainline (Four hours at 125 PSI or 120% of static water pressure, whichever is greater.) Mainline pressure loss during test shall not exceed 2 PSI.

4. Coverage test of irrigation system. Test shall be performed prior to any planting.

5. Final inspection prior to start of maintenance period.

6. Final acceptance prior to turnover.

D. Site observations and testing will not commence without the field record drawings as prepared by the Irrigation Contractor. Record drawings must be complete and up to date for each site visit.

E. Work that fails testing and is not accepted will be retested. Hourly rates and expenses of the Landscape Architect, City's authorized representative, and governing agencies for re- inspection or retesting will be paid by the Irrigation Contractor at no additional expense to City.

1.7 STORAGE AND HANDLING
A. Use all means necessary to protect irrigation system materials before, during, and after installation and to protect the installation work and materials of all other trades. In the event of damage, immediately make all repairs and replacements necessary to the acceptance of the Landscape Architect and City and at no additional cost to the City.

B. Exercise care in handling, loading, unloading, and storing plastic pipe and fittings under cover until ready to install. Transport plastic pipe only on a vehicle with a bed long enough to allow the pipe to lay flat to avoid undue bending and concentrated external load.

1.8 CLEANUP AND DISPOSAL
A. Dispose of waste, trash, and debris in accordance with applicable laws and ordinances and as prescribed by authorities having jurisdiction. Bury no such waste material and debris on the site. Burning of trash and debris will not be permitted. Remove and dispose of rubbish and debris at frequent intervals or when ordered to do so by the City's authorized representative.

B. At the time of completion the entire site will be cleared of tools, equipment, rubbish and debris which shall be disposed of off-site in a legal disposal area.

1.9 TURNOVER ITEMS
A. Record Drawings:

1. Record accurately on one set of drawings all changes in the work constituting departures from the original contract drawings and the actual final installed locations of all required components as shown below.
3rd Plan Check Submittal - 08/12/2024

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2. The record drawings shall be prepared to the satisfaction of the City. Prior to final inspection of work, submit record drawings to the Landscape Architect or City's authorized representative.

3. All record drawings shall be prepared using AutoCAD 2023 drafting software and the original irrigation drawings as a base. No manual drafted record drawings shall be acceptable. The Contractor may obtain digital base files from the Landscape Architect or City's authorized representative.

4. If the Contractor is unable to provide the AutoCAD drafting necessary for the record drawings the irrigation designer does provide record drawing drafting as a separate service.

5. Prior to final inspection of work, submit record drawings plotted onto vellum sheets for review by the Landscape Architect or City's authorized representative. After acceptance by the Landscape Architect, City Inspector or City’s authorized representative re-plot the record drawings onto reproducible Mylar sheets. The Contractor shall also provide record drawing information on a digital AutoCAD Release 2023 drawing file. All digital files shall be provided on a compact disc (CD) clearly marked with the project name, file descriptions and date.
a. Record drawing information and dimensions shall be collected on a day -to-day basis during the installation of the pressure mainline to fully indicate all routing locations and pipe depths. Locations for all other irrigation equipment shall be collected prior to the final inspection of the work.
b. Two dimensions from two permanent points of reference such as buildings, sidewalks, curbs, streetlights, hydrants, etc. shall be shown for each piece of irrigation equipment shown below. Where multiple components are installed with no reasonable reference point between the components, dimensioning may be made to the irrigation equipment. All irrigation symbols shall be clearly shown matching the irrigation legend for the drawings. All lettering on the record drawings shall be minimum 1/8 inch in size.

6. Show locations and depths of the following items:
a. Point of connection (including water POC, backflow devices, master control valves, flow sensors, etc.)
b. Routing of sprinkler pressure main lines (dimensions shown at a maximum of 100 feet along routing)
c. Isolation valves
d. Automatic remote control valves (indicate station number and size) e. Quick coupling valves
f. Drip air relief and flush valves
g. Routing of control wires where separate from irrigation mainline h. Irrigation controllers (indicate controller number and station count) i. Related equipment (as may be directed)
B. Controller Charts:

1. Provide one controller chart for each automatic controller. Chart shall show the area covered by the particular controller. The areas covered by the individual control valves shall be indicated using colored highlighter pens. A minimum of six individual colors shall be used for the controller chart unless less than six control valves are indicated.

2. Landscape Architect or City's authorized representative must approve record drawings before controller charts are prepared.

3. The chart is to be a reduced copy of the actual "record" drawing. In the event the controller sequence is not legible when the drawing is reduced, it shall be enlarged to a readable size.

4. When completed and approved, the chart shall be hermetically sealed between two pieces of plastic, each piece being a minimum 20 mils in thickness.

C. Operation and Maintenance Manuals:

1. Two individually bound copies of operation and maintenance manuals shall be delivered to the Landscape Architect or City's authorized representative at least 10 calendar days 3rd Plan Check Submittal - 08/12/2024

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prior to final inspection. The manuals shall describe the material installed and the proper operation of the system.

2. Each complete, bound manual shall include the following information:

3. Index sheet stating Contractor's address and telephone number, duration of guarantee period, list of equipment including names and addresses of local manufacturer representatives.
a. Operating and maintenance instructions for all equipment. b. Spare parts lists and related manufacturer information for all equipment.

D. Equipment:

1. Supply as a part of this contract the following items:
a. Two (2) wrenches for disassembly and adjustment of each type of sprinkler head used in the irrigation system.
b. Three 30-inch sprinkler keys for manual operation of control valves. c. Two keys for each automatic controller.
d. Two quick coupler keys with a 1" bronze hose bib, bent nose type with hand wheel and two coupler lid keys.
e. One valve box cover key or wrench.
f. Six extra sprinkler heads of each size and type.
g. For specified b all valves if required: One (1) 5 -foot long valve handle, to fit the specified ball valves.

2. The above equipment shall be turned over to City's authorized representative at the final inspection.

1.10 COMPLETION
A. At the time of the pre-maintenance period inspection, the Landscape Architect, City's authorized representative, and governing agencies will inspect the work, and if not accepted, will prepare a list of items to be completed by the Contractor. Punch list to be checked off by contractor and submitted to Landscape Architect or City’s authorized representative prior to any follow-up meeting. This checked off list to indicate that all punch list items have been completed. At the time of the post-maintenance period or final inspection the work will be re- inspected and final acceptance will be in writing by the Landscape Architect, City's authorized representative, and governing agencies.

B. The City's authorized representative shall have final authority on all portions of the work.

C. After the system has been completed, the Contractor shall instruct City's authorized representative in the operation and maintenance of the irrigation system and shall furnish a complete set of operating and maintenance instructions.

D. Any settling of trenches which may occur during the one-year period following acceptance shall be repaired to the City's satisfaction by the Contractor without any additional expense to the City. Repairs shall include the complete restoration of all damage to planting, paving or other improvements of any kind as a result of the work.

1.11 GUARANTEE
A. The entire sprinkler system, including all work done under this contract, shall be unconditionally guaranteed against all defects and fault of material and workmanship, including settling of backfilled areas below grade, for a period of one (1) year following the filing of the Notice of Completion.

B. Should any problem with the irrigation system be discovered within the guarantee period, it shall be corrected by the Contractor at no additional expense to City within ten (10) calendar days of receipt of written notice from City. When the nature of the repairs as determined by the City constitute an emergency (i.e. broken pressure line) the City may proceed to make repairs at the Contractor's expense. Any and all damages to existing improvement resulting 3rd Plan Check Submittal - 08/12/2024

MONROE STREET POOL REPLACEMENT LANDSCAPE IRRIGATION
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either from faulty materials or workmanship, or from the necessary repairs to correct same, shall be repaired to the satisfaction of the City by the Contractor, all at no additional cost to the City.

C. Guarantee shall be submitted on Contractors own letterhead as follows:

GUARANTEE FOR SPRINKLER IRRIGATION SYSTEM

We hereby guarantee that the sprinkler irrigation system we have furnished and installed is free from defects in materials and workmanship, and the work has been completed in accordance with the drawings and specifications, ordinary wear and tear and unusual abuse, or neglect excepted. We agree to repair or replace any defective material during the period of one year from date of filing of the Notice of Completion and also to repair or replace any damage resulting from the repairing or replacing of such defects at no additional cost to the City. We shall make such repairs or replacements within 10 calendar days following written notification by the City. In the event of our failure to make such repairs or replacements within the time specified after receipt of written notice from City, we authorize the City to proceed to have said repairs or replacements made at our expense and we will pay the costs and charges therefore upon demand.

PROJECT NAME:

PROJECT LOCATION:

CONTRACTOR NAME:

ADDRESS:

TELEPHONE:

SIGNED:

DATE:

PART 2 - MATERIALS

2.1 SUMMARY
Use only new materials of the manufacturer, size and type shown on the drawings and specifications. Materials or equipment installed or furnished that do not meet Landscape Architect's, City's, or governing agencies standards will be rejected and shall be removed from the site at no expense to the City.

2.2 PIPE
A. Pressure supply line between the water meter and the backflow prevention device shall be type K copper, one size larger than backflow device.

B. Backflow prevention assemblies, and all other above grade assemblies, shall be constructed of threaded brass pipe and threaded brass fittings the same size as the backflow device, unless otherwise directed.

C. Pressure supply lines 2 inches in diameter and up to 3 inches in diameter downstream of backflow prevention unit shall be Class 315 solvent weld PVC. Piping shall conform to ASTM D2241.

D. Non-pressure lines 3/4 inch in diameter and larger downstream of the remote control valve shall be SCH 40 solvent weld PVC conforming to ASTM D1785. 3rd Plan Check Submittal - 08/12/2024

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2.3 METAL PIPE AND FITTINGS
A. Brass pipe shall be 85 percent red brass, ANSI, IPS Standard 125 pounds, Schedule 40 screwed pipe.

B. Fittings shall be medium brass, screwed 125-pound class.

C. Copper pipe and fittings shall be Type "K" sweat soldered, or brazed as indicated on the drawings.

2.4 PLASTIC PIPE AND FITTINGS
A. Pipe shall be marked continuously with manufacturer's name, nominal pipe size, schedule or class, PVC type and grade, National Sanitation Foundation approval, Commercial Standards designation, and date of extrusion.

B. All plastic pipe shall be extruded of an improved PVC virgin pipe compound in accordance with ASTM D2672, ASTM D2241 or ASTM D1785.

C. All solvent weld PVC fittings shall be standard weight Schedule 40 (and Schedule 80 where specified on the irrigation detail sheet, all mainline fittings shall be Schedule 80 PVC) and shall be injection molded of an improved virgin PVC fitting compound. Slip PVC fittings shall be the "deep socket" bracketed type. Threaded plastic fittings shall be injection molded. All tees and ells shall be side gated. All fittings shall conform to ASTM D2464 and ASTM D2466.

D. All threaded nipples shall be standard weight Schedule 80 with molded threads and shall conform to ASTM D1785.

E. All solvent cementing of plastic pipe and fittings shall be a two-step process, using primer and solvent cement applied per the manufacturer's recommendations. Cement shall be of a fluid consistency, not gel-like or ropy. Solvent cementing shall be in conformance with ASTM D2564 and ASTM D2855.

F. When connection is plastic to metal, female adapters shall be hand tightened, plus one turn with a strap wrench. Joint compound shall be non-lead base Teflon paste, tape, or equal.

G. All pressure mainlines installed with solvent weld PVC fittings shall be installed with concrete thrust blocking at all directional changes in the mainline routing. Concrete thrust blocking shall not be required when ductile iron fittings and mechanical restraints are specified.

2.5 BACKFLOW PREVENTION UNITS
A. The backflow prevention unit shall be of the manufacturer, size, and type indicated on the drawings.

B. The backflow prevention unit shall be installed in accordance with the requirements set forth by local codes.

C. The backflow enclosure shall be of the manufacturer, size, and type indicated on the drawings.

2.6 VALVES
A. Ball Valves:

1. Ball valves shall be of the manufacturer, size, and type indicated on the drawings.

2. All ball valves shall have a minimum working pressure of not less than 150 PSI and shall conform to AWWA standards.
3rd Plan Check Submittal - 08/12/2024

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B. Quick Coupler Valves:

1. Quick coupler valves shall be of the manufacturer, size, and type indicated on the drawings.

2. Quick coupler valves shall be brass with a wall thickness guaranteed to withstand normal working pressure of 150 psi without leakage. Valves shall have 1” female threads opening at base, with two-piece body. Valves to be operated only with a coupler key, designed for that purpose. Coupler key is inserted into valve and a positive, watertight connection shall be made between the coupler key and valve.

C. Automatic Control Valves:

1. Automatic control valves shall be of the manufacturer, size, and type indicated on the drawings.

2. Automatic control valves shall be electrically operated.

3. Provide Christy's valve ID tags for each remote control valve with valve number.

2.7 VALVE BOXES
A. Valve boxes shall be fabricated from a durable, weather-resistant plastic material resistant to sunlight and chemical action of soils.

B. The valve box cover shall be secured with a hidden latch mechanism or bolts.

C. Valve box extensions shall be by the same manufacturer as the valve box.

D. The plastic irrigation valve box cover shall be an overlapping type.

E. Automatic control valve, master valve, and flow sensor boxes shall be 17"x11"x12" ‘nominal’ rectangular size. Valve boxes for drip valve assemblies shall be Jumbo valve boxes size as required to fit assemblies. Valve box covers shall be marked "RCV" with the valve identification number, or “MV”, “FS” "heat branded" onto the cover in 1-1/4 inch high letters / numbers.

F. Quick coupler and ball valve boxes shall be 10" circular size. Valve box covers shall be marked with "QCV" or “BV” "heat branded" onto the cover in 1-1/4 inch high letters.

2.8 AUTOMATIC CONTROLLER
A. Automatic controller shall be of the manufacturer, size, and type indicated on the drawings.

B. Controller enclosure shall be of the manufacturer, size, and type indicated on the drawings.

C. Controller shall be grounded according to local codes using equipment of the manufacturer, size, and type indicated on the drawings; or as required by local codes and ordinances.

2.9 ELECTRICAL
A. All electrical equipment shall be NEMA Type 3, waterproofed for exterior installations.

B. All electrical work shall conform to local codes and ordinances.

2.10 LOW VOLTAGE CONTROL WIRING
A. Remote control wire shall be direct-burial AWG-UF type, size as indicated on the drawings, and in no case smaller than 14 gauge.

B. Connections shall of the manufacturer, size, and type indicated on the drawings. 3rd Plan Check Submittal - 08/12/2024

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C. Common wires shall be white in color. Control wires shall be red (where two or more controllers are used, the control wires shall be a different color for each controller. These colors shall be noted on the "Record Drawings" plans located on controller door).

D. Ground wires shall be green in color or bare copper and in no case smaller than 6 gauge.

2.11 IRRIGATION HEADS, DRIP EMITTERS, AND INLINE DRIP TUBING A. Irrigation heads, drip emitters, and inline drip tubing shall be of the manufacturer, size, type, with radius of throw, operating pressure, and discharge rate indicated on the drawings.

B. Irrigation heads, drip emitters, and inline drip tubing shall be used as indicated on the drawings.

2.12 DRIP IRRIGATION EQUIPMENT
Drip tubing equipment such as flush valves, wye strainers, and pressure regulators shall be of the manufacturer, size, and type indicated on the drawings.

2.13 MISCELLANEOUS EQUIPMENT
A. Landscape Fabric:

1. Landscape fabric for valve box assemblies shall be 5.0- oz. weight woven polypropylene weed barrier. Landscape fabric shall have a burst strength of 225 PSI, a puncture strength of 60 lbs. and capable of water flow of 12 gallons per minute per square foot.

2. Type: DeWitt Pro 5 Weed Barrier or approved equal.

B. Equipment such as flow sensors, rain sensors, flush valves, wye strainers, and master valves shall be of the manufacturer, size and type indicated on the drawings.

PART 3 - EXECUTION

3.1 SITE CONDITIONS
A. Inspections:

1. Prior to all work of this section, carefully inspect the installed work of all other trades and verify that all such work is complete to the point where this installation may properly commence.

2. Verify that irrigation system may be installed in strict accordance with all pertinent codes and regulations, the original design, the referenced standards, and the manufacturer's recommendations.

B. Discrepancies:

1. In the event of discrepancy, immediately notify the Landscape Architect or City's authorized representative.

2. Do not proceed with installation in areas of discrepancy until all discrepancies have been resolved.

C. Grades:

1. Before starting work, carefully check all grades to determine that work may safely proceed, keeping within the specified material depths with respect to finish grade.

2. Final grades shall be accepted by the Engineer before work on this section will be allowed to begin.

D. Field Measurements:
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1. Make all necessary measurements in the field to ensure precise fit of items in accordance with the original design. Contractor shall coordinate the installation of all irrigation materials with all other work.

2. All scaled dimensions are approximate. The Contractor shall check and verify all size dimensions prior to proceeding with work under this section.

3. Exercise extreme care in excavating and working near existing utilities. Contractor shall be responsible for damages to utilities, which are caused by his operations or neglect.

E. Diagrammatic Intent:

The drawings are essentially diagrammatic. The size and location of equipment and fixtures are drawn to scale where possible. Provide offsets in piping and changes in equipment locations as necessary to conform with structures and to avoid obstructions or conflicts with other work at no additional expense to City.

F. Layout:

1. Prior to installation, the Contractor shall stake out all pressure supply lines, routing and location of sprinkler heads, valves, backflow preventer, and automatic controller.

2. Layout irrigation system and make minor adjustments required due to differences between site and drawings. Where piping is shown on drawings under paved areas, but running parallel and adjacent to planted areas, install the piping in the planted areas.

G. Water Supply:

Connections to, or the installation of, the water supply shall be at the locations shown on the drawings. Minor changes caused by actual site conditions shall be made at no additional expense to City.

H. Electrical Service:

1. Connections to the electrical supply shall be at the locations shown on the drawings.

Minor changes caused by actual site conditions shall be made at no additional expense to City.

2. Contractor shall make electrical connections to the irrigation controller. Electrical power source to controller locations shall be provided by others.

3. Contractor shall make electrical connections to the irrigation controller.

3.2 TRENCHING
A. Excavations shall be straight with vertical sides, even grade, and support pipe continuously on bottom of trench. Trenching excavation shall follow layout indicated on drawings to the depths below finished grade and as noted. Where lines occur under paved area, these dimensions shall be considered below subgrade.

B. Provide minimum cover of 18 inches on pressure supply lines 2 ½ inches and smaller.

C. Provide minimum cover of 18 inches for control wires within planters.

D. Provide minimum cover of 24 inches for control wires within sleeves below paving.

E. Provide minimum cover of 36 inches on pressure supply lines under vehicular travel ways.

F. Provide minimum cover of 12 inches for non-pressure lines.

G. Pipes installed in a common trench shall have a 4-inch minimum space between pipes.

3.3 BACKFILLING
A. Backfill material on all lines shall be the same as adjacent soil free of debris, litter, and rocks over 1/2 inches in diameter.
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B. Backfill shall be tamped in 4-inch layers under the pipe and uniformly on both sides for the full width of the trench and the full length of the pipe. Backfill materials shall be sufficiently damp to permit thorough compaction, free of voids. Backfill shall be compacted to dry density equal to adjacent undisturbed soil and shall conform to adjacent grades.

C. Flooding in lieu of tamping is not allowed.

D. Under no circumstances shall truck wheels be used to compact backfill.

E. Provide sand backfill over and under all piping under paved areas.

3.4 PIPING
A. Piping under existing pavement may be installed by jacking, boring, or hydraulic driving. No hydraulic driving is permitted under asphalt pavement.

B. Cutting or breaking of existing pavement is not permitted.

C. Carefully inspect all pipe and fittings before installation, removing dirt, scale, burrs, and reaming. Install pipe with all markings up for visual inspection and verification.

D. Remove all dented and damaged pipe sections.

E. All lines shall have a minimum clearance of 4 inches from each other and 12 inches from lines of other trades.

F. Parallel lines shall not be installed directly over each other.

G. In solvent welding, use only the specified primer and solvent cement and make all joints in strict accordance with the manufacturer's recommended methods including wiping all excess solvent from each weld. Allow solvent welds at least 15 minutes setup time before moving or handling and 24 hours curing time before filling.

H. PVC pipe shall be installed in a manner, which will provide for expansion and contraction as recommended by the pipe manufacturer.

I. Center load all plastic pipe prior to pressure testing.

J. All threaded plastic-to-plastic connections shall be assembled using Teflon tape or Teflon paste.

K. For plastic-to-metal connections, work the metal connections first. Use a non-hardening pipe dope an all threaded plastic-to-metal connections, except where noted otherwise. All plastic- to-metal connections shall be made with plastic male adapters.

3.5 CONTROLLER
A. The exact location of the controller shall be approved by the Landscape Architect or City's authorized representative before installation. The electrical service shall be coordinated with this location.

B. The Irrigation Contractor shall be responsible for the final electrical hook up to the irrigation controller.

C. The irrigation system shall be programmed to operate during the periods of minimal use of the design area.
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3.6 CONTROL WIRING
A. Low voltage control wiring shall occupy the same trench and shall be installed along the same route as the pressure supply lines whenever possible.

B. Where more than one wire is placed in a trench, the wiring shall be taped together in a bundle at intervals of 10 feet. Bundle shall be secured to the mainline with tape at intervals of 20 feet.

C. All connections shall be of an approved type and shall occur in a valve box. Provide an 18 - inch service loop at each connection.

D. An expansion loop of 12 inches shall be provided at each wire connection and/or directional change, and one of 24 inches shall be provided at each remote control valve.

E. A continuous run of wire shall be used between a controller and each remote control valve.

Under no circumstances shall splices be used without prior approval.

3.7 VALVES
A. Automatic control valves, quick coupler, and ball valves are to be installed in the approximate locations indicated on the drawings.

B. Valve shall be installed in shrub areas whenever possible.

C. Install all valves as indicated in the detail drawings.

D. Valves to be installed in valve boxes shall be installed one valve per box.

E. Provide valve ID tags for each remote control valve with valve number.

3.8 VALVE BOXES
A. Valve boxes shall be installed in shrub areas whenever possible.

B. Each valve box shall be installed on a foundation of 3/4 inch gravel backfill, 3 cubic feet minimum. Valve boxes shall be installed with their tops 1/2 inch above the surface of surrounding finish grade in lawn areas and 2 inches above finish grade in ground cover areas.

3.9 IRRIGATION HEADS, DRIP EMITTERS, AND INLINE DRIP TUBING A. Irrigation heads, drip emitters, and inline drip tubing shall be installed as indicated on the drawings.

B. Spacing of heads and inline drip tubing shall not exceed maximum indicated on the drawings.

C. Riser nipples shall be of the same size as the riser opening in the sprinkler body.

3.10 BACKFLOW PREVENTION UNITS
A. Backflow Prevention Units shall be installed as indicated on the drawings. The backflow prevention unit shall be installed in accordance with the requirements set forth by local codes.

B. The exact location of the backflow device shall be approved by the Landscape Architect or City's authorized representative before installation.
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C. The contractor shall be responsible for the testing and certification of the backflow device for proper operation. Testing and certification shall be performed by a state qualified backflow tester.

3.11 MISCELLANEOUS EQUIPMENT
A. Install all assemblies specified herein according to the respective detail drawings or specifications, using best standard practices.

B. Quick coupler valves shall be set approximately 18 inches from walks, curbs, header boards, or paved areas where applicable.

C. Install devices such as rain sensors, flush valves, master valves, and flow sensors as indicated on the drawings and as recommended by the manufacturer.

3.12 FLUSHING THE SYSTEM
A. Prior to installation of irrigation heads, the valves shall be opened and a full head of water used to flush out the lines and risers.

B. Irrigation heads shall be installed after flushing the system has been completed.

3.13 ADJUSTING THE SYSTEM
A. Contractor shall adjust valves, align heads, and check the coverage of each system prior to coverage test.

B. If it is determined by the Landscape Architect or City's authorized representative that additional adjustments or nozzle changes will be required to provide proper coverage, all necessary changes or adjustments shall be made prior to any planting.

C. The entire system shall be operating properly before any planting operations commence.

D. Automatic control valves are to be adjusted so that the irrigation heads, drip emitters and inline drip tubing operate at the pressure recommended by the manufacturer.

3.14 TESTING AND OBSERVATION
A. Do not allow or cause any of the work of this section to be covered up or enclosed until it has been observed, tested and accepted by the Landscape Architect, City, and governing agencies.

B. The Contractor shall be solely responsible for notifying the Landscape Architect, City, and governing agencies, a minimum of 48 hours in advance, where and when the work is ready for testing.

C. When the sprinkler system is completed, the Contractor shall perform a coverage test of each system in its entirety to determine if the water coverage for the planted areas is complete and adequate in the presence of the Landscape Architect.

D. The Contractor shall furnish all materials and perform all work required to correct any inadequacies of coverage due to deviations from the plans, or where the system has been willfully installed as indicated on the drawings when it is obviously inadequate, without bringing this to the attention of the Landscape Architect. This test shall be accepted by the Landscape Architect and accomplished before starting any planting. 3rd Plan Check Submittal - 08/12/2024

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E. Areas to be maintained for the formal maintenance period shall start maintenance at the same time, as directed by the Landscape Architect, City, and governing agencies. Partial areas will not be released into maintenance prior to completion of items listed in the pre-maintenance review. The maintenance period may not be phased.

F. If, after the maintenance review, the irrigation systems are not accepted by the Landscape Architect, the contractor shall reimburse the Architect for additional site visits, or additional time required to review work. All additional time will be billed at the Architect’s hourly rate and will be paid for by the contractor at no additional cost to the City.

G. Final inspection will not commence without record drawings as prepared by the Irrigation Contractor.

3.15 MAINTENANCE
During the maintenance period the Contractor shall adjust and maintain the irrigation system in a fully operational condition providing complete irrigation coverage to all intended plantings.

3.16 COMPLETION CLEANING
Clean up shall be made as each portion of the work progresses. Refuse and excess dirt shall be removed from the site, all walks and paving shall be swept, and any damage sustained on the work of others shall be repaired to original conditions.

END OF SECTION

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Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Landscape Grading 32 91 19 - 1
SECTION 32 91 19

LANDSCAPE GRADING
ZPART 1 - GENERAL

1.01 SECTION INCLUDES:

A. Weeding.

B. Finish grading for planting areas.

1.02 RELATED REQUIREMENTS
A. Division 31 Section Site Clearing
B. Division 31 Section Earthwork
C. Division 32 Section: Landscape Work

1.03 DEFINITIONS
A. Finish Grading: finish grading shall consist of adjusting and finishing soil surfaces with site or imported topsoil, raking grades to a smooth, even, uniform plane. Remove and legally dispose of all extraneous matter off site. Facilitate natural run-off water and establish grades and drainage indicated as part of the contract work.

B. Topsoil: Natural or cultivated surface-soil layer containing organic matter and sand, silt, and clay particles; friable, pervious, and black or a darker shade of brown, gray, or red than underlying subsoil; reasonably free of subsoil, clay lumps, gravel, and other objects more than 3/4-inches (19 mm) in diameter; and free of subsoil and weeds, roots, toxic materials, or other nonsoil materials.

C. Finish Grading: Finish grading shall consist of finishing surfaces by raking smoothly and evenly to facilitate natural run-off water, and by removing and disposing of extraneous matter.

D. Sub-grade: The surfaces upon which additional specified materials are to be placed, prepared, or constructed.

E. Rough Grade: The establishment of grades to required tolerances.

F. Finish Grade: Spot elevations (grades) are indicated based on the best available data. Contract Civil Drawings are referenced to provide additional site grading information. It is intended that constant slopes are maintained between spot elevations.

G. Tree Protection Zone: Area surrounding individual trees or groups of trees to be protected during construction, and defined by the drip line of individual trees or the perimeter drip line of groups of trees, unless otherwise indicated.

1.04 MATERIAL OWNERSHIP
A. Except for stripped topsoil or other materials indicated to remain Owner's property, cleared materials shall become Contractor's property and shall be removed from Project site.

1.05 EXISTING UTILITIES
A. Stake and mark the location of existing utilities before commencing work.

B. Retain and protect in operating condition all active utilities traversing the site designated to remain.

1.06 QUALITY ASSURANCE
A. Finish grade shall conform to contours, grades, lines, and shapes, as indicated on Contract Drawings, with uniform slopes between finish grades or between finish grades and existing grades.

B. Establish finish landscape grades in a continuous, uniform line, resulting in a uniform surface with no ridges or water pockets.

C. Finish landscape grade tolerance shall be 0.04-feet plus-or-minus from finish elevations indicated on site drawings.

PART 2 - PRODUCTS

2.01 SOIL MATERIALS:

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Landscape Grading 32 91 19 - 2
A. Topsoil: A natural, fertile, friable soil, free from stones, roots, clods larger than 1" in diameter, noxious seeds, weeds, subsoil, undesirable insects, plant disease or any other natural objects detrimental to normal plant growth.

1. Silt plus clay content of the import soil shall not exceed 20% by weight with a minimum 95% passing 2.0-millimeter sieve.

2. Total pore space content on a volume/volume basis shall be at least 15 percent at field capacity.

3. Permeability rate shall be not less than one inch per hour or more than 20 inches per hour.

4. The sodium absorption ratio (SAR) shall not exceed 6 and the electrical conductivity (ECE) shall not exceed 2.0 milliohms per centimeter at 25 degrees centigrade.

5. Soluble boron shall be no greater than 1.0 part per million (mg/l).

6. Soil pH range shall be 6.0 - 7.9.

7. Maximum concentration of soluble chloride shall be 150 parts per million.

8. Maximum concentration of heavy metals shall not exceed the following when the pH is between 6 and 7:
a. Arsenic: 1 ppm
b. Cadmium: 1 ppm
c. Chromium: 5 ppm
d. Cobalt: 1 ppm
e. Lead: 15 ppm
f. Mercury: 0.5 ppm
g. Nickel: 2.5 ppm
h. Selenium: 1.5 ppm
i. Silver: 0.25 ppm
j. Vanadium: 1.5 ppm

9. Petroleum hydrocarbons shall not exceed 100 mg/kg dry soil.

10. Aromatic volatile organic hydrocarbons shall not exceed 2 mg/kg dry soil.

B. Obtain imported topsoil from approved local sources.

C. All topsoil to be used for planting, regardless of whether import or on-site in origin, shall be tested as described in Part 3 of Section 329300.

PART 3 - EXECUTION

3.01 EXAMINATION:

A. Verification of conditions: Prior to commencing the finish grading, review the installed work of other trades and verify that their work is complete.

1. Rough Grading: Grading in planting areas (except raised planter areas) shall be established to within plus or minus 0.10 foot prior to beginning of finish grading.

B. Import topsoil only when necessary to supplement site soil to achieve grades shown on Drawings, or if site soil is unsuitable for planting.

3.02 PREPARATION:

A. Weeding: Before finish grading, weeds and grasses shall be dug out by the root or sprayed with an herbicide and disposed of off-site. This procedure is outlined in Section 329300-Landscape Work.

B. Remove debris, roots, branches, weeds, stones, in excess of 1/2-inch (13 mm) in size and clumps of earth that do not break up. Before and during finish grading, remove weeds and grasses, including roots, and dispose off-site.

C. Remove soil contaminated with petroleum products and legally dispose off-site.

3.03 INSTALLATION:

A. General: When rough grading and weeding have been completed, and the soil has dried sufficiently to be readily worked, lawn and planting areas shall be graded to the elevations indicated on the Drawings.

1. Grades indicated on Drawing are grades that will result after thorough settlement and compaction of the soil.

2. Grades not otherwise indicated shall be uniform finish grades and, if required, shall be made at the direction of the Architect.

3. Finish grades shall be smooth, even, and a uniform plane with no abrupt change of surfaces.

4. Soil areas adjacent to buildings shall slope away from the building to allow a natural run- off of water, and surface drainage shall be directed as indicated on the drawings by remodeling surfaces to facilitate the runoff water at 2% minimum grade.

5. Low spots and pockets shall be graded to drain properly.

B. Drainage: Finish grade with proper slope to drains.

1. Flow lines, designated or not, shall be graded and maintained to allow free flow of surface water.

2. If any drainage problems arise during construction period due to Contractor's work (such as, but not limited to, low spots, slides, gullies and general erosion), the Contractor shall be responsible for repairing these areas to a condition equal to their original condition, and in so doing shall prevent further drainage problems from occurring.

C. Prior to placing backfill, remove rock, aggregate base, concrete, and deleterious materials to a depth of 18 inches below soil grade in planter areas. Cross-rip subsoil of friable soil to a depth of 12-inches.

1. Place a minimum of 15-inches of topsoil backfill in planters.

2. Refer to Section 329300 “Landscape Work” for soil materials.

D. Toe of slope: To prevent soil creep or erosion across pavement, where pavement (walk, curb, etc.) is at the toe of a slope, finish grade is to level out or swale slightly at least 12-inches before reaching pavement.

E. Moisture Content: The soil shall not be worked when the moisture content is so great that excessive compaction occurs, nor when it is so dry that dust may form in the air or that clods do not break readily. Water may be applied, if necessary, to provide moisture content for tilling and planting operations. It is the Contractor’s responsibility to control dust that is spread as a result of grading operations.

F. Grades: The finish grade in areas to be planted with turf shall be 1-inch below grade of adjacent pavement, walks, curbs, or headers. Finish grade in shrub areas shall be 1 1/2-inches below adjacent surfaces. Exceptions may be made when drainage conditions require flush grades, as directed by the Architect.

G. Compaction: Soils in planted areas shall be loose and friable, yet firm enough that no settling occurs from normal foot traffic or irrigation.

3.04 FIELD OBSERVATION:

A. It is the Contractor's responsibility to contact the Architect 48 hours or two working days in advance of each agreed observation or conference.

B. Schedule for On-Site Reviews: at completion of finish grading and prior to any planting operations.

1. See “Site Observation” in Part 3 of Section 329300-Landscape Work to coordinate inspections and review of work.

END OF SECTION 32 91 19
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Carlsbad Monroe Street Pool Replacement City Project No. - 4742 City of Carlsbad 2nt Plan Check Submittal - 05/01/2024
LANDSCAPE WORK 32 93 00 - 1
SECTION 32 93 00

LANDSCAPE WORK
PART 1 - GENERAL

1.01 SECTION INCLUDES
A. Soil Prep and Fertilization.

B. Planting Operation.

C. Planting Materials.

D. Topsoil and Planter Mix.

E. Agronomic Testing.

F. Drainage Materials.

G. Jute Mesh and Erosion Control.

H. Mulching.

I. Hydroseeding
J. Sod
K. Pruning
L. Tree stabilization.

M. Edgings.

N. Tree grates.

O. Root Barriers.

1.02 RELATED REQUIREMENTS
A. Division 01 Temporary Tree and Plant Protection
B. Division 12 Section Site Furnishings.

C. Division 31 Section Site Clearing
D. Division 32 Section Landscape Grading
E. Division 32 Section Landscape Irrigation
F. Division 32 Section Landscape Maintenance
G. Division 33 Section Storm Drainage Utilities

1.03 REFERENCE STANDARDS
A. American Association of Nurserymen, Inc. (AAN)

1. American Standard for Nursery Stock, latest edition (ANSI).

1.04 DEFINITIONS
A. Backfill: The earth used to replace or the act of replacing earth in an excavation.

B. Balled and Burlapped Stock: Exterior plants dug with firm, natural balls of earth in which they are grown, with ball size not less than diameter and depth recommended by ANSI Z60.1 for type and size of tree or shrub required; wrapped, tied, rigidly supported, and drum laced as recommended by ANSI Z60.1.

C. Balled and Potted Stock: Exterior plants dug with firm, natural balls of earth in which they are grown and placed, unbroken, in a container. Ball size is not less than diameter and depth recommended by ANSI Z60.1 for type and size of exterior plant required.

D. Bare-Root Stock: Exterior plants with a well-branched, fibrous-root system developed by transplanting or root pruning, with soil or growing medium removed, and with not less than minimum root spread according to ANSI Z60.1 for type and size of exterior plant required.

Carlsbad Monroe Street Pool Replacement City Project No. - 4742 City of Carlsbad 2nt Plan Check Submittal - 05/01/2024
LANDSCAPE WORK 32 93 00 - 2
E. Bio-filtration Planting Soil: Imported specialty Soil manufactured offsite by Gail Materials required for storm water infiltration.

F. Root Zone: Imported specialty soil manufactured offsite by Gail Materials to be placed beneath turf fields.

G. Clump: Where three or more young trees were planted in a group and have grown together as a single tree having three or more main stems or trunks.

H. Container-Grown Stock: Healthy, vigorous, well-rooted exterior plants grown in a container with well-established root system reaching sides of container and maintaining a firm ball when removed from container. Container shall be rigid enough to hold ball shape and protect root mass during shipping and be sized according to ANSI Z60.1 for type and size of exterior plant required.

I. Fabric Bag-Grown Stock: Healthy, vigorous, well-rooted exterior plants established and grown in-ground in a porous fabric bag with well-established root system reaching sides of fabric bag.

Fabric bag size is not less than diameter, depth, and volume required by ANSI Z60.1 for type and size of exterior plant.

J. Finish Grade: Elevation of finished surface of planting soil.

K. Sub-grade Elevations: Excavation, filling and grading required to establish elevations is shown on drawings. Coordinate all work with grading contractor in order to arrive at rough grades that will allow tolerance for topsoil in planting areas, soil amendments and ornamental mulch as required in other sections of this specification. Contractor to assume tolerance of rough grades established at ± 0.09 feet (less than 1 tenths of a foot) L. Manufactured Topsoil: Soil produced off-site by homogeneously blending mineral soils or sand with stabilized organic soil amendments to produce topsoil or planting soil.

M. Multi-Stem: Where three or more main stems arise from the ground from a single root crown or at a point right above the root crown.

N. Planting Soil: Native or imported topsoil; mixed with soil amendments.

O. Subgrade: Surface or elevation of subsoil remaining after completing excavation, or top surface of a fill or backfill, before placing planting soil.

P. Subsoil: All soil beneath the topsoil layer of the soil profile, and typified by the lack of organic matter and soil organisms.

Q. Pruning: As designated on contract drawings. Items not specifically indicated or specified, but normally required to conform with such work, are considered part of the work.

1.05 SUBMITTALS
A. WITHIN 30 DAYS OF START OF THE ROUGH GRADING OPERATIONS:

1. Submit a certificate indicating all plant material has been secured for the project and is available.

2. Submit documentation that all plant material has been ordered in accordance with Article

1.06 of this section.

B. CERTIFICATION: Submit the following:

1. Certificates of inspection as required by governmental authorities when transporting materials into the state.

2. Bulk Materials: Submit a certificate of delivery for all material in containers or bulk.

C. TEST REPORTS: Submit the following:

1. Agronomic Soils Laboratory Test Report(s) including required amendments and maintenance recommendations.

D. PRODUCT DATA: Submit the following:

Carlsbad Monroe Street Pool Replacement City Project No. - 4742 City of Carlsbad 2nt Plan Check Submittal - 05/01/2024
LANDSCAPE WORK 32 93 00 - 3

1. In accordance with Division 1 Section "Submittal Procedures", submit complete manufacturer descriptive literature and specifications for proprietary materials and any additional items required by the Architect. Prior to start of construction and submittals; furnish to the Architect the list of items to be submitted and reviewed. a. Soil Amendments (as identified in Agronomic Soils Report). b. Fertilizer (as identified in Agronomic Soils Report). c. Plant Tablets.
d. Stakes and Guys.
e. Tree Ties and Vine Ties.
f. Mulch.
g. Edging Material.
h. Filter Fabric.
i. Drainage Materials.
j. Accessory Material.(Root barriers, Tree Grates, Metal edging, Boulders, etc.) k. Other soil additives per Agronomic Soils Report.
l. Rock mulch.
m. Submit other data substantiating that materials comply with specified requirements.

Such certificates may be tags, labels, and/or manufacturers literature. All submittals shall be reviewed and accepted by the Architect before contractor begins work. n. Substitution Request
1) If any plant specified is not obtainable, submit a written substitution request to the Architect during the bidding period.
2) Substitutions of plant material will not be permitted unless accepted in advance in accordance with the provisions of Division 1 Section "Product Requirements." 3) The Contractor is responsible for contract growing all required plant material for to project to ensure availability in the size and requirements of the project. 4) All substitution requests for any material must be made during the bid process.

No substitution requests will be permitted after the bid process or during. o. With submittal of Bid Documents, submit complete list of plant materials to be provided, including unit prices for plants and for installation. Include:
1) Quantity.
2) Size.
3) Botanical Name.
4) Plant Unit Price.
5) Installation Unit Price.

2. PLANTING SCHEDULE: Submit proposed planting schedule at least two months prior to planting any materials, indicating dates for each type of landscape work coinciding with normal seasons for such work. Correlate with specified maintenance periods to provide maintenance from date of substantial completion. If dates need to be revised after acceptance of planting schedule, document reasons for delays and submit for acceptance.

3. Submit two photos of each tree, shrub and groundcover(include height and width) with a person in the image to be used on the project to the architect for review. Photos are to be of the actual material tagged, or secured and that will used for the project at the sourced nursery. No plants may be delivered or planted prior to approval by Architect.

1.06 QUALITY ASSURANCE
A. QUALIFICATIONS

1. Nursery Qualifications: Regularly engaged, for the preceding ten years, in the production of planting materials equivalent in species and size to those required. a. Stocked, and having a demonstrated ability to provide plant materials required within the constraints of the accepted construction schedule.
b. Landscaper's Qualifications: Regularly engaged and specializing, for the preceding ten years, in the installation and maintenance of planting materials equivalent in species and size to those required.

Carlsbad Monroe Street Pool Replacement City Project No. - 4742 City of Carlsbad 2nt Plan Check Submittal - 05/01/2024
LANDSCAPE WORK 32 93 00 - 4
1) Capable of furnishing a verifiable list of not less than five projects of equivalent type successfully completed within the preceding two years. 2) Subcontracts: Landscape work to a single firm specializing in landscape installation.

2. Pre-Installation Conference: Schedule in advance of beginning work of this section.

Arrange for attendance by Owner, Architect, and landscaping subcontractor. Review intent of Contract Documents and resolve conflicts. Prepare minutes of conference and distribute to attendees within five (5) days.

3. Source Quality Control
a. General: Comply with regulations applicable to shipping of landscape materials. b. Analysis and Standards: All materials shall be of standard, approved and first-grade quality and shall be in prime condition when installed and accepted. Any commercially processed or packaged material shall be delivered to the site in the original unopened container bearing the manufacture's guaranteed analysis. The Contractor shall supply the Architect with a sample of all materials accompanied by analytical data from an approved laboratory source illustrating compliance of bearing the manufactures guaranteed analysis.

4. Soil-Testing Laboratory Qualifications: An independent laboratory, recognized by the State Department of Agriculture, with the experience and capability to conduct the testing indicated and that specializes in types of tests to be performed.

5. Topsoil Analysis: Furnish soil analysis by a qualified soil-testing laboratory stating percentages of organic matter; gradation of sand, silt, and clay content; cation exchange capacity; sodium absorption ratio; deleterious material; pH; and mineral and plant-nutrient content of topsoil.
a. Report suitability of topsoil for plant growth. State recommended quantities of nitrogen, phosphorus, and potash nutrients and soil amendments to be added to produce satisfactory topsoil.

6. Topsoil: Natural or cultivated surface-soil layer containing organic matter and sand, silt, and clay particles; friable, pervious, and black or a darker shade of brown, gray, or red than underlying subsoil; reasonably free of subsoil, clay lumps, gravel, and other objects more than 3/4-inches (19 mm) in diameter; and free of subsoil and weeds, roots, toxic materials, or other nonsoil materials.
a. Obtain topsoil only from naturally, well drained sites where topsoil occurs in a depth of not less than 4"; do not obtain from bogs or marshes. All topsoil is to be tested and analyzed by an independent laboratory before delivery to site, as indicated in Article

3.03. 7. Contractor shall provide the Architect with location of soil, crops previously planted on such soil within the last two years, and the USGS soil survey classification and name.

8. Trees, Shrubs and Plants: Provide trees, shrubs and plants of quantity, size, genus, species and variety shown and scheduled for landscape work and complying with recommendations and requirements of ANSI Z60.1-1980 "American Standard for Nursery Stock". Provide healthy, vigorous stock, grown in recognized nursery in accordance with good horticultural practice and free from disease, insects, insect eggs, larvae and defects such as knots, sun-scald, injuries, abrasions, overlapping surface roots, or disfigurement.

Central leaders of all trees shall be intact, undamaged, with evenly spaced lateral branches.
a. Tree and Shrub Measurements: Measure according to ANSI Z60.1 with branches and trunks or canes in their normal position. Do not prune to obtain required sizes.

Take caliper measurements 6 inches (150 mm) above the ground for trees up to 4- inch (100-mm) caliper size, and 12 inches (300 mm) above the ground for larger sizes. Measure main body of tree or shrub for height and spread; do not measure branches or roots tip-to-tip.

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9. Label all trees and shrubs with securely attached waterproof tag bearing legible designation of botanical and common name. Where formal arrangements and consecutive order of trees is shown, select stock for uniform height/spread, and label with number to assure symmetry in planting.

10. Stock Review: The Architect will review trees and shrubs at site before planting with requirements for genus, species, variety, size and quality. The Architect retains right to further review trees and shrubs for size and condition of balls and root systems, insects, injuries and latent defects, and to reject unsatisfactory or defective material at any time during progress of the work. Remove rejected vegetation immediately from project site.

Contractor shall request review of such stock by the Architect by delivering notice, in writing, 72 hours in advance.

1.07 DELIVERY, STORAGE AND HANDLING
A. Deliver exterior plants freshly dug.

B. Immediately after digging up bare-root stock, pack root system in wet straw, hay, or other suitable material to keep root system moist until planting.

C. Packaged Materials: Deliver packaged materials in containers showing weight, analysis and name of manufacturer. Protect materials from deterioration during delivery, and while stored at site.

1. Protect plants from sun or drying winds. Protect and maintain plants that cannot be planted immediately upon delivery.

2. Do not drop plant material.

3. Do not pick up container planter material by stems or trunks.

4. Protect from wind.

5. Water as required.

6. Do not prune trees and shrubs before delivery except as approved by Architect. Do not bend or bind trees or shrubs in such manner as to damage bark, break branches or destroy natural shape. Provide protective covering during delivery, and provide protection on site from traffic, pedestrians, and deleterious effects of climate while planting operations are in progress. Dropped or damaged stock will not be accepted.

7. Deliver trees and shrubs after preparations for planting have been completed and plant immediately after approval of plant materials locations. If planting is delayed more than 6 hours after delivery, set trees and shrubs in shade, protect from weather and mechanical damage, and keep roots moist by covering with mulch, burlap or other acceptable means of retaining moisture. Do not remove container grown stock from containers until planting time.
a. Do not pick up plants by stems or truck. Handle planting stock by root ball. b. Do not remove container - Grown stock from containers before time of planting. c. Water root systems of exterior plants stored onsite with a fine-mist spray. d. Water as often as necessary to maintain root systems in a moist condition.

8. Plant material shall not be stored on the jobsite for more than 48 hours before planting.

Contractor shall schedule nursery deliveries in sub-groups as necessary to comply with this requirement.

9. Deliver accessory materials in manufacturer's original, unopened packaging with identifying labels affixed and legible in accordance with state law. Deliver plants with identifying tags affixed. Contractor shall notify Architect 72 hours in advance of plant material delivery for observation. Review plants with Landscape Architect to confirm that they are the plants which had previously been tagged and supplied. The Architect reserves the right to reject the following:
a. Plant materials not identifiable as previously selected. b. Materials not accompanied by required certificates.
c. Plant materials where damage to rootball, trunks, or desiccation of leaves has been caused by inadequate protection during delivery.

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d. Plant material not matching the form, shape, or growth habit required for the design intent of the Project.
e. Horticultural or visual defects in material.
f. Plant material pruned prior to delivery.
g. Plant material with detrimental pests.

1.08 PROJECT CONDITIONS
A. Proceed with and complete landscape work as rapidly as portions of site become available, working within seasonal limitations for each kind of landscape work required.

1. Planting Restrictions: Coordinate planting periods with maintenance periods to provide required maintenance from date of substantial completion. a. Plant or install materials during normal planting seasons for each type of landscape work required.

2. Weather Limitations: Proceed with planting only when existing and forecasted weather conditions permit planting to be performed without having detrimental effects on the plant material, or finished product.

3. Coordination with Lawns: Plant trees and shrubs after finish grades are established and before planting lawns unless otherwise acceptable to Architect. a. When planting trees and shrubs after lawns, protect lawn areas and promptly repair damage caused by planting operations.

4. Contractor shall verify locations of all existing utilities, whether shown on plans or not. The Contractor shall notify members of Underground Service Alert (DigAlert) two (2) working days in advance of performing any excavation work by calling the toll-free number 1-800-227-2600 or 811.

5. After determining location of underground utilities, perform work in a manner which will avoid possible damage. Hand excavate, as required. Maintain grade stakes set by others until removal is mutually agreed upon by parties concerned.

6. When conditions detrimental to plant growth are encountered, such as rubble fill, hardpan condition, adverse drainage conditions, or obstructions, notify the Architect before planting. Remove all material deemed unsuitable for plant growth as directed by the Architect.

7. No landscape materials may be planted before an irrigation operation and coverage test is completed by the Architect.

8. No landscape materials may be planted before finish grade is reviewed by the Architect.

9. Existing Trees:
a. Prior to the beginning of any clearing, grubbing, trenching, or excavation on site, the general contractor, grading contractor, project arborist, landscape contractor, and the Architect shall meet in a pre-construction conference to discuss grading near existing trees.
b. The contractor shall protect all existing trees and shrubs scheduled to remain against injury or damage, including cutting, breaking or skinning of roots, trunks or branches.

No blasting of rock shall occur in any area adjacent to existing trees without prior written consent of the Architect.
c. No trees or shrubs are to be removed, trimmed, or cut without prior approval of the Architect.
d. Prior to the beginning of the clearing and grading phase of the project, a continuous, temporary, six foot (6') high chain link fence shall be erected around the drip line of all trees scheduled to remain, unless otherwise specified by the Architect. The temporary fencing shall be erected prior to commencing any other work on the project. No construction activity shall be allowed within the limits of this fencing unless directed by the Architect. The temporary fencing shall remain in place during the entire construction period and shall not be removed until directed by the Architect.

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e. Grading beneath trees to be saved shall be given special attention. Every effort shall be made to avoid creating conditions adverse to the tree’s health. The natural ground within the drip lines of trees to be preserved shall remain as undisturbed as possible.

Grading within the protected root zone of trees to be preserved will not be permitted unless specifically approved by the Architect prior to beginning of proposed grading. f. If during construction or grading (grading, excavation, etc.) tree roots of 2" in diameter or greater are encountered, work shall stop immediately and a Certified Arborist, approved in advance by the Architect, shall be contracted for a root inspection. Root cutting of any roots over 2" in diameter must have prior approval from the Architect.

All cuts are to be made with appropriate equipment, as to not affect the plant material.
g. Major roots one inch (1") or greater in diameter encountered within the drip line of the tree in the course of excavation or trenching shall not be cut and shall be kept moist and covered with earth as soon as possible. Shredding of roots or damaged caused by trenching or grading equipment is not permitted.
h. Roots one half inch (1/2") to one inch (1") in diameter which are severed shall be trimmed cleanly and covered with earth as soon as possible. i. All trenching beneath the drip line of trees to remain shall be done with hand tools only. No mechanical trenching or excavation is allowed within the drip line of existing trees at any time, or where roots are encountered outside the dripline of the tree. j. Branches interfering with construction but not designated for removal may be removed only as directed by the Architect.
k. Any pruning, cutting, or trimming of any trees will be performed by an International Society of Arboriculture Certified Arborist or certified tree worker or in accordance with the National Arborist Association and/or International Society of Arboriculture pruning standards. Cutting of 2" diameter limbs or greater or major dead wooding shall require approval of the Architect.
l. Trees or shrubs scheduled to remain and damaged by construction operations shall be repaired by the contractor in a manner acceptable to the Architect. Damaged trees and shrubs shall be repaired promptly to prevent progressive deterioration. Repair or replacement of trees and shrubs shall be at the contractor’s expense as determined by the Architect. Contractor shall be held fully liable for damage caused to trees and shall be assessed fees based on the International Society of Arboriculture “Guide for Plant Appraisal”, as determined by the project Arborist; fees will be assessed for: 1) any injury to the trunk, limbs, or root system, and (2) for the value of any tree requiring removal subsequent to injury or treatment that varies from these Specifications.
m. A permit from the City Arborist may be required prior to pruning or removing any trees, as required by applicable codes or ordinances.
n. Parking of vehicles, equipment or storage of materials under the drip line of existing trees shall not occur at any time.
o. Wash all existing and new trees weekly to remove dust and debris during construction.

1.09 SCHEDULING
A. Within 30 days after the commencement of initial grading, furnish documentation to the Architect that all plant material has been secured for the project and is available. Contractor shall be responsible for payments and deposits required by the grower or plant consultant to secure, maintain, and grow plant material indicated on the Contract Drawings.

1.10 WARRANTY
A. Special Warranty: Warrant all plant material in writing where installer agrees to repair or replace plantings and accessories that fail in materials, workmanship or growth within specified warranty period.

1. Failures include, but not limited to, the following:

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a. Death and unsatisfactory growth, except for defects resulting from lack of adequate maintenance, neglect, abuse by owner.
b. Structural failures including plantings falling or blowing over including during high wind events.
c. Faulty operation of tree stabilization edgings tree grates. d. Deterioration of metals, metal finishes and other materials beyond normal weathering.
e. Material not thriving.
f. Warranty periods begin from date of final completion:
1) Trees, vines, shrubs: One year.
2) Ground cover and turf: One year.

2. Warrant plant material, installed, or relocated under the contract, in writing, for a period of one year (after beginning of maintenance period) against defects including death, and unsatisfactory growth, except for defects resulting from neglect, abuse or damage by others.

3. Remove and replace trees, shrubs or other plants found to be dead, yellowing, defoliating, or in unhealthy condition, or other defective materials during warranty period at no additional cost to the Owner. Replace trees and shrubs, which in the opinion of the Architect, are in unhealthy condition at end of warranty period. The Architect shall be the sole judge as to the condition of the material. All replacement materials and installation shall comply with the drawings and specifications. Another inspection may be conducted at end of warranty period to determine acceptance or rejection.

4. Upon receipt of written notice from Owner of the loss of any warranted plant materials during the warranty period, the subject plant materials shall be promptly replaced with the same species originally planted, and of a size closely approximating the size of the plant, if normal growth had occurred since the original planting. Replacements shall be subject to the requirements of this specification.

5. When plants are replaced, advise the Owner, in writing, of the new establishment maintenance period equal to the one year.

6. Plant material must be replaced within ten (10) days of written notification, and shall be installed in accordance with these specifications.

PART 2 - PRODUCTS

2.01 MANUFACTURERS
A. Design is based on the use of products manufactured by the following.

B. California (Southern)

1. Republic Services of Carlsbad, CA 760-332-6464

2. Stabilizer, Inc. Phoenix, AZ 800-325-5360.

3. Conwed Designscape, Ladyscape, MI, 714-532-5548/800-833-4798.

4. MacLean Civil Products, Fort Mill, SC 800-925-5360.(check for local distributor)

5. Agrono-Tec Seed Co., Wildomar, CA, 800-543-4109.

6. Aguiñaga Fertilizer Co., Inc., Irvine, CA, 949-786-9558.

7. Ecology Controls, S&S Seeds, Camarillo, CA, 805-684-0436.

8. Gail Materials, Corona, CA, 951-664-6106.

9. KRC Rock, San Marcos, CA, 800-427-0572.

10. Landscape Forms, represented by
a. David Silverman & Associates, 818-541-6691. Los Angeles, (Orange, Kern, Riverside, Santa Barbara, San Bernardino, San Luis Obispo, and Ventura Counties) b. Grant and Associates, 858-327-3017 (San Diego)

11. Mirafi, Inc., Charlotte, NC 800-438-1855, represented by James Heidt & Associates, Montrose, CA, 818-248-9677/800-233-0512.

12. NDS Drainage Products, 800-726-1998.

13. Quality Turf, Temecula, CA, 800-721-4800.

14. Pacific Sod, Camarillo, CA, 800-762-3027.

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15. Permaloc Corporation, Holland, MI, 616-399-9600.

16. S&S Seeds, Camarillo, CA, 805-684-0436.

17. Soil and Plant Laboratory, Inc., Orange, CA, 714-282-8777.

18. Southern California Organic Fertilizer Company, El Monte, CA, 714-750-3830.

19. Southland Sod Farms, Port Hueneme, CA, 805-488-3585.

20. Stabilizer, Inc., Phoenix, AZ, 602-952-8009/800-336-2468.

21. V.I.T. Company, Escondido, CA, 760-480-6702.

22. West Coast Turf, Las Vegas, NV, 800-649-8873.

23. Whitecap, Inc., Santa Ana, CA, 714-258-3300.

24. Whittier Fertilizer, Pico Rivera, CA, 310-699-3461.

25. EPIC Plastics, Cerritos, CA, 562-403-3848.

26. Wallace Labs, El Segundo, CA, 310-615-0116.

27. Whittier Fertilizer, Pico Rivera, CA, 562-699-3461.

28. Materials shall be the products of one manufacturer and shall be either the ones upon which the design is based, or the products of manufacturer accepted in advance. No substitutions will be permitted.

2.02 SOIL
A. TOPSOIL: Site to be rough graded to elevations shown on Civil Drawings. Topsoil will be required behind curb areas and in planting area. Provide on-site, import, or non-processed topsoil in planting areas as needed to complete rough grading which is fertile, friable, and natural loam in accordance with Article 2.3. Topsoil shall be from agricultural sources, surface soil, reasonably free of subsoil, clay lumps, brush, weeds and other litter, and free of roots, stumps, stones larger than 3/4-inch in any dimension, and other extraneous or toxic matter harmful to plant growth.

B. All topsoil to be used for planting, regardless of whether import or on-site in origin, shall be tested as described in Part 3 of this Section.

C. Biofiltration Planter Soil

1. Pre-manufactured soil as purchased by Gail Materials. a. The soil shall be a blend of 4 parts by volume washed sport sand to 1 part sandy loam topsoil. The gravel content shall not exceed 15% by weight with the largest allowable particle not exceeding 1/4 inch.
b. Chemistry:
1) The pH shall be in the range of 6-8.0.
2) Salinity shall not exceed 3.0 dS/m.
3) Sodium: Sodium absorption ratio (SAR) shall not exceed 5.0 4) Boron shall not exceed 1 ppm.
c. Amendments:
1) The top 6 inch layer the following shall be uniformly blended by means of a pub mill or equal.
(a) Amount/cubic yard
(1) 10% by volume of Reed Sedge Peat Moss
(2) 25% 8X20 Lassenite Pozzolan
(3) 15 lbs. 6-20-20 fertilizer
(4) 50 lbs. Gypsum
2) For the depth below 6 inches uniformly blend by means of a pug mill or equal (a) Amount/cubic yard
(1) 10% by volume AXIS medium grade.
d. Location(s)
1) Use in designated infiltration planter areas and bioswale areas, see planting plans.
2) Depth shall be per details.
3) Available through Gail Materials, Corona, CA (951) 667-6106 Carlsbad Monroe Street Pool Replacement City Project No. - 4742 City of Carlsbad 2nt Plan Check Submittal - 05/01/2024
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4) Contact: Dave Dzwilewski
D. Root zone for sand based turf and materials.

1. Pre-manufactured soil by Gail Materials.

2. Sand: Refer to detail on approved plans for depth
a. Meet the following gradation:

Sieve No. Percent Passing (by weight)
3/8 inch 100
8 75-100
16 40-100
30 0-50
50 0-12
100 0-5
b. Chemistry
1) Salinity: Saturation extract conductivity (ECe) shall be less than 3.0 dS, @ 25 degree C.
2) Sodium: Sodium absorption ratio (SAR) shall be less than 6.0. 3) Boron: Saturation extract concentration shall be less than 1.0 ppm. 4) Reaction pH of saturation paste shall be 5.5 to 7.8 without height lime content.

3. Bark: 1 to ¼ inch fir or pine bark. Refer to planting details for depth. a. Particle Size Distribution:

Sieve No. Percent Passing
3/8 inch (9.51mm) 100
1/4 inch (6.35mm) 95

0.02 inch (500 micron) 0-30
b. Minimum 90 percent organic by dry weight as determined by ash method. c. pH shall be in the range of 4.0-5.5 as determined in saturation paste. d. Salinity shall not exceed 2.0 dS/m as determined in saturation extract. e. Dry bulk density shall be in the range of 400 to 580 pounds per cubic yard. f. Fir or pine sawdust or greenwaste compost are not acceptable alternatives.

4. Soil Mixture: The soil mixture shall be a bind of one part 0-1/4 fir or pine bark and 6 parts of specified sand. Refer to approved details for depth. The following amendments shall be added and uniformly blended at tan offsite facility (equal to Gail Materials) into the sand bark mixture prior to placement on the field.
a. Nitroform (38%N, 27% WIN): 2/3 pound
b. 6-20-20 Commercial Fertilizer: 1 pound
c. Solomitic Limestone (Kaiser AG 65): 1.5 pounds
d. Iron Sulfate (31% Fe): 5 ounces

5. Location(s)
a. Use in designated field areas.
b. Depth shall be per details.
c. Available through Gail Materials, Corona, CA (951) 667-6106 d. Contact: Dave Dzwilewski

2.03 SOIL AMENDMENTS
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A. The initial application of fertilizers and amendments to be tilled into the soil during soil preparation operations shall be established after soil testing has been conducted by Contractor.

An estimated quantity is indicated below for bid purposes only. This estimated quantity does not include mulching, fertilizer tablets, additional topsoil necessary to meet specified grades and fertilizer applications for after planting. After soils analysis recommendations are made to the Architect quantifying the actual amount of amendments required and recommendations have been accepted by the Architect, the Contractor shall, without delay, determine any cost impacts whether credit, no change, or addition, to the Contract Amount. As an integral part of the bid for Landscape Work, provide a Lump Sum bid amount for fertilizers and amendments as described below.

B. Application Rates (FOR BID PURPOSES ONLY):

1. Sixty (60) lbs. of Tri-C Humate per 1,000 square feet.

2. Nineteen (19) lbs. of 6-20-20 fertilizer per 1,000 square feet.

3. Six (6) cubic yards of Aguiñaga GPS2, nitrogen stabilized compost per 1,000 square feet.

4. 50-lbs Agricultural Gypsum, per 1,000 square feet.

C. Pot or Raised Planter Soil Mix: Prepare and backfill pots with a mix of the following per cubic yard:

1. Jardinier Capillary Soil

2. 12-12-12 Commercial Fertilizer

3. Organic Amendment - 1/3 cubic yard

4. Fine Sand - 1/3 cubic yard

5. 12-12-12 Commercial Fertilizer - 1 pound

6. Iron Sulfate - 2 pounds
D. Actual amendment rates and type shall be per soil test recommendations.

E. Imported Topsoil

1. Provide natural, fertile, friable soil free from stones, noxious weeds, seeds, roots, subsoil or other material detrimental to normal plant growth. Topsoil acidity range (pH) shall be between 6.5 and 7.5 containing a minimum of 4 percent and a maximum of 25 percent organic matter.

2. Reuse surface soil stockpiled onsite. Verify suitability of stockpiled surface soil to produce top soil. Clean surface soil of roots, plants, sod, stones, clay lumps, and other extraneous materials harmful to plant growth.
a. Supplement with imported or manufactured topsoil from off-site sources when quantities are insufficient. Obtain top soil displaced from naturally well drained sites where topsoil occurs at least 4 inches deep; do not obtain from [agricultural land], bogs or marshes. Obtain soil from local sources acceptable to the Architect. b. Silt plus clay content of soil shall not exceed 15 percent by weight with a minimum 95 percent passing a 2 millimeter sieve.

3. Obtain imported topsoil from local sources acceptable to the Architect.

4. Silt plus clay content of soil shall not exceed 15 percent by weight with a minimum 95 percent passing a 2-millimeter sieve.

F. Organic soil amendment:

1. "Nitrified Redwood Compost": 0.56 to 0.84% N based on dry weight, treated with relative form of nitrogen (NH3).
a. Particle Size
b. 95% - 100% passing 6.35 mm standard sieve.
c. 80% - 100% passing 2.33mm standard sieve.
d. Salinity: The saturation extract conductivity shall not exceed 3.5 millimhos/centimeter at 25 degrees (25N) centigrade as determined by saturation extract method. e. Iron Content: Minimum 0.08% dilute acid soluble Fe on dry weight basis. f. Ash: 0 - 6.0% (dry weight)
g. Acidity range (ph) shall be between 5.5 and 7.5.

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h. Actual organic content shall be a minimum 280 pounds (lbs.) per cubic yard. i. As available from: Redi-Grow Corporation, 909 Elder Creek Road, Sacramento, CA 95828

2. Organic soil amendment shall be Compost from Republic Services of Carlsbad or Aguinaga GPS2.

3. Particle Size:
a. 90-100 percent passing 6.35 mm standard sieve.
b. 80-100 percent passing 4.75 mm standard sieve.

4. Salinity: The saturation extract conductivity shall not exceed 6.5 milliohms/centimeter at 25 degrees Centigrade as determined by saturation extract method.

5. Iron Content: Minimum 0.08 percent dilute acid soluble iron on dry weight basis.

6. Actual organic content shall be a minimum of 280 pounds (lbs.) per cubic yard.

G. Fertilizers

1. Tri-C Humate. Provide per manufacturers specification.

2. Fertilizer Tablets: Fertilizer Tablets: The following is to be used in the planting of container grown material. Follow manufacturer's application rates. a. Best-Paks "20-10-5" fertilizer packets. Packets to be made up of a minimum of 20% Nitrogen, 10% Phosphorus, 5% Potash. Use 1 Pak per 1-gallon container, (G.C.), 3 Paks per 5 G.C., 9 Paks per 15 G.C. and 12 Paks per boxed specimen. Evenly distribute as shown in details.

3. Commercial Fertilizer: First Quality Commercial Fertilizer, as specified in Agronomic Soils Report.

H. Related Materials:

1. Pre-Planting Herbicide: Phydura, or equal.

2. Pre-Emergent Weed Control: Ronstar-G, Treflan, Eptam, Vegitex, or equal.

3. Peat Moss: Sphagnum peat moss, Canadian or European variety, free from alkali.

4. Soil Sulfur: First quality commercial grade.

5. Ferrous Iron Sulfate: Chelated first quality commercial grade.

6. Agricultural Gypsum: First quality commercial grade.

7. Best "Ammonium Phosphate" 16-20-0 with net less than 16% total nitrogen, 20% available phosphoric acid and 0% soluble potash.

8. Good Humus.

9. Root Hormone: Super Thrive.

2.04 PLANT MATERIALS
A. Quality: Provide trees, shrubs, and other plants of size, form, genus, species and variety shown and scheduled for landscape work and complying with recommendations and requirements of ANSI Z60.1 "American Standard for Nursery Stock".

B. Deciduous Trees: Provide trees of height and caliper scheduled or shown and with branching configuration recommended by ANSI Z60.1 for type and species required. Provide single stem trees except where special forms are shown or listed.

1. Lateral scaffolds shall be radially distributed around the trunk. The lateral branch shall be no more than 2/3 the diameter of the trunk. Trunk to be measured 1" above the branch (lateral scaffold).

2. The minimum acceptable length of the most recent season's shoot growth for slow growing trees shall be not less than 8"; for fast growing trees not less than 12".

3. The minimum acceptable height of trees is 6'-0" when planted, or as determined by Architect.

4. Needle Leafed and Broad Leafed Evergreen Trees: Provide evergreens of sizes shown or listed. Where dimensions are shown, they indicate minimum spread for spreading and semi-spreading type evergreens and height for other types, such as globe, dwarf, cone, pyramidal, broad upright, and columnar. Provide normal quality evergreens with well- balanced form complying with requirements for other size relationships to the primary dimension shown.

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a. The minimum acceptable height of trees is 6'-0" when planted, or as determined by Architect.

5. Multi-Trunk Trees: Provide sizes shown or listed. Tree is to have a minimum of three (3) dominant trunks with appropriate caliper size and adequate spread.

6. Shrubs: Provide shrubs of the size shown and with not less than the minimum number of canes required by ANSI Z60.1 for type of shrub required. Provide container grown stock.

7. Ground Cover: Provide plants established and well-rooted in removable containers, in flats, or integral peat pots and with not less than minimum number and length of runners required by ANSI Z60.1 for the size shown or listed.

8. Vines: Provide vines with good, well-established root systems within the container, and devoid of any abrasions, and or damage to stem.

2.05 MISCELLANEOUS LANDSCAPE MATERIALS:

A. Tree Stakes: Provide stakes of sound new lodgepole pine 2 inch minimum diameter for 15 gallon to 24 inch box size trees; 3 inch minimum diameter for 36 inch box and larger. Lodge pole minimum height, as indicated on Contract Drawings. Stakes shall have been treated with copper napthanate or ACQ (alkaline) or Ca-B (copper azole) to a minimum wood depth of 1/16". All stakes shall be free of knots larger then 1/2" in diameter, holes and other defects.

B. Tree Straps: Provide VIT black tree straps. Tree straps shall be attached to tree stake as shown in staking detail on the plans, color to be black.

1. VIT "Cinch-Tie" for 24-inch box size and smaller tree.

2. VIT "Cinch-Belt" for 36-inch box size and larger tree.

C. Vine Ties: Plastic vine ties, as specified on plans.

D. Headers and Edging

1. Concrete edger: Dimension as specified on plans, poured in place concrete edger, color per plan.

E. Mulch

1. Bark Mulch:
a. Mulch shall be provided by Republic Services of Carlsbad, CA at no cost to the Owner.
b. Mulch shall be Walk-On Bark

2. Weed Control Fabric: Place Mirafi Mirascape landscape fabric below rock mulch or as shown on drawings. Overlap all seams 12" minimum and pin down every 36" typical.

Mirascape fabric available from: Towns & Associates, 800-222-6036 F. Root Control Barriers: High-density polyproylene root control planter. Acceptable products include:

1. Deep Root; Deep Root Corporation.

2. Size as specified on drawings.

G. Drainage Materials

1. Gravel in raised planters on structural slab and in pots shall be clean, coarse 3/8-inch to 3/4-inch diameter.

2. Gravel for tree drainage shall be 3/4" diameter coarse clean gravel.

3. Synthetic filter membrane cover over drainage course shall be woven synthetic fabrics. a. Model 140N, as manufactured by Mirafi.

4. Drain Pipe at trees: 4-inch diameter PVC perforated(within gravel), and non-perforated PVC drain pipe(stand pipe) with PVC adaptor connected to 4-inch ABS female reciever with 4-inch black ABS cleanout plug.

H. Sand: Washed plaster sand.

I. Staples: 11 gage with 1-inch top and 6-inch legs.

J. Sod Pegs: 1-inch square by 6-inch long pine or 6-inch lengths of lath.

K. Weed Control: Phydura, or equal.

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PART 3 - EXECUTION

3.01 EXAMINATION
A. Examine areas to receive exterior plants for compliance with requirements and conditions affecting installation and performance.

B. Proceed with installation only after unsatisfactory conditions have been corrected, and Architect has reviewed and accepted materials as defined within the section.

3.02 SITE OBSERVATION SCHEDULE
A. General: Notify Landscape Architect at least 3 days in advance when requesting on-site reviews.

B. Prior to commencement of site visits, items noted in previous observation reports shall have been either completed or remedied, unless such compliance has been waived. Failure to complete prior tasks or failure to prepare adequately for scheduled observations shall obligate Contractor to reimburse Architect for additional hourly services, plus transportation costs C. Schedule For On-Site Reviews by the Landscape Architect:

1. Pre-construction conference with general contractor, grading contractor, landscape contractor, project arborist and landscape architect to discuss grading and protective measures to be followed in the vicinity of existing trees, or existing structures.

2. At completion of finish grading, and roto-tilling

3. Review of irrigation coverage prior to installation of any planting material.

4. At completion of fine grading and at delivery of plant materials, together with plant layout; prior to excavating pits.

5. Review of drainage system, standpipes, and plant material locations.

6. After planting pits have been excavated, but prior to backfilling. Provide one sample plant pit mock up for review.

7. After initial planting operations (One tree with each type of specified staking shall be approved prior to planting of trees).

8. Stake all tree locations for review.

9. See "Final Review and Acceptance" at the end of Part 3 in this Section for final site observations and acceptance of work.

3.03 TESTING
A. Planting Soil: Agronomic Soil Testing

1. After rough grading, soil samples shall be taken from enough locations on the site to represent an adequate cross section of conditions.

2. Test shall be paid for by the Contractor. Testing lab shall be performed by a soil testing laboratory pre-approved by the City or from one of the following:
a. Wallace Labs, El Segundo, CA
b. Waypoint Analytical, Anaheim, CA
c. Sunland Analytical Labs, Rancho Cordova, CA
d. Waypoint Analytical, Santa Clara, CA
e. Agronomic Soils Testing
1) Take four samples of site soil at a depth of 6 to 12 inches, within proposed planting areas, after completion of final grading and prior to weed control and soil preparation.
2) Take samples to agronomic soils testing laboratory indicated above for soil evaluation. Test shall indicate but not be limited to the following:
(a) organic matter content
(b) N,P,K
(c) pH
(d) EC
(e) soil texture (silt, clay, sand)
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(f) recommendations for amendments, leaching, and maintenance fertilizations.
3) Request testing for fertility and suitability analysis with written recommendations for soil amendment, fertilizer and chemical conditioners, application rates for soil preparation, planting backfill mix, pot-soil mix, hydro-spray, and post- maintenance fertilization programs.
4) Soils report recommendations shall take precedence over the amendment and fertilizer application rates specified in this section. 5) Submit testing laboratory's interpretation, recommendations, and comments to Architect and City for approval within 14 days after the completion of rough grading. The approved recommendations for amendments and backfill shall be incorporated into the landscape plans prior to start of construction and shall become part of the approved plans.
f. Furnish a soils analysis of import soil, and organic soil amendment prior to backfill. 1) Submit soil testing laboratory's findings to Architect within 5 days prior to backfilling.
g. Take four additional soil samples after completion of planting in the soil preparation and backfill mix areas, to be determine effectiveness to amendments prior and during planting. Submit to the testing laboratory the original amendment specification with previously issued bulletins for soil amendments and installation procedures. Re-apply necessary amendments based on recommendation of new soils test.

3.04 PREPARATION
A. Final Grades

1. Finished grading shall insure proper drainage of the site. Conform to Division 31 Section "Earthwork" and Division 32 Section "Landscape Grading."

2. The following areas shall be graded so that the final grades shall be established below adjacent paved areas, sidewalks, valve boxes, headers, clean outs, drains, manholes, etc. before placement of mulch as follows:
a. Shrub/Groundcover Areas: 2-1/2 inches.
b. Turf areas: 1-inch.
c. Surface drainage shall be away from all building foundations, 2% minimum. d. Dispose of excess or unacceptable soil from the site at no expense to the Owner. e. Verify that final grades have been established prior to beginning planting operations.

3. Parking Lot Planters and areas adjacent to hardscape. a. All aggregate base rock, lime-treated soil, soil sterilents, and other non-organic materials shall be removed from all parking lot planter areas down to the level of native soil. Scarify native soil to a depth of 12 inches and backfill planters to specified finish grade with native or approved topsoil and amend as specified. b. Remove all concrete overpours or any material that may prohibit the placement of plant material, irrigation, grates, root barriers, or any other conflicting material.

4. Protect planting areas from compaction by foot, trucks and heavy equipment.

3.05 PLANTING BED ESTABLISHMENT
A. Preparation Of Planting Area

1. Cross-rip on-grade planting areas to a minimum depth of 12 inches minimum 2 perpendicular directions. Remove stones over ½ inch (13mm) in any dimension and sticks, roots, rubbish and other deleterious matter per Division 32 "Landscape Grading".

2. Where additional soil is needed, place the top 15” with topsoil. Work into top of loosened subgrade to create a transition layer and then place remainder of planting soil.

3. Leach soil prior to amending.

4. After approximate finished grades have been established and soil has been leached, soil shall be conditioned and fertilized in the following manner: Soil condition shall, at the rate specified in the approved soils test recommendations, be uniformly spread and cultivated thoroughly by means of mechanical tiller into the top (8) eight inches of soil.

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5. Broadcast soil amendments uniformly over surface of the area to be treated. Roto-till the top (8) eight inches of planting areas to evenly distribute the amendments and conditioners into the soil.

6. Retest as required to verify leaching was successful. All soil areas shall be compacted and settled by application of irrigation to a minimum depth of six (6) inches prior to any plant materials being installed.

7. At time of planting, the top 12 inches of all areas to be planted shall be free of stones, stumps, or other deleterious matter one 1/2 inch in diameter or larger, and shall be free from all debris, or similar objects that would be a hindrance to planting and maintenance.

8. Weed Eradication:
a. Manually remove all existing vegetation in planting areas and dispose of it offsite. b. Fertilize planting areas with urea 30-0-0 commercial fertilizer at the rate of 0.5 pounds per 1000 square feet.
c. Water planting areas thoroughly and continuously(by irrigation system, hand/hose, water truck, or other) for a period of 3 consecutive weeks, or until the weed seed have germinated. If accepted in advance by the Landscape Architect, employ a specific watering duration and frequency program designed to germinate residual weed seeds.
d. Discontinue watering process for 2 days. Then apply a non-selective broad spectrum systemic herbicide for perennial weeds.(2 applications minimum) The type of herbicide to be used shall be determined by a licensed pest control applicator. If annual weeds are present, use straight contact herbicide in accordance with pest control applicator's recommendations.
1) Do not use a pre-emergent herbicide.
e. Allow sufficient period of time to ensure that weeds are dead. Follow herbicide manufacturer’s directions.
f. Water planting areas thoroughly and continuously (by irrigation system, hand/hose, water truck or other)for a period of 3 weeks. A shorter watering period may be permissible at the discretion of the Landscape Architect. Discontinue watering process for 1 day prior to the second application of the herbicide spraying.(2 applications minimum) Re-apply the spraying operation with straight contact weed killer in accordance with pest control adviser's recommendations. 1) Do not use a pre-emergent herbicide.
2) Avoid irrigation for a minimum of 4 days for effective final weed kill. g. Clear desiccated weeds from the area.
h. Water Planting areas thoroughly and continuously for 3 consecutive days to saturate upper layers of soil prior to planting operations.
i. Allow planting area soil surface to dry out for I day only prior to the planting application. Exercise care to not allow the soil surface to be either super-saturated with water or bone dry prior to the planting installation. Ensure moderate residual moisture within the top 1/4 inch of the soil surface.
j. The hydraulic equipment used for pesticide applications shall consist of an ISO-gallon minimum capacity fiberglass tank with complete mechanical agitation. The pump capacity shall be 10 gallons per minute while operating at a pressure of 100 pounds.

Per square inch.
k. Distribution lines shall be large enough to carry the volume of water necessary for even, chemical distribution. The spray nozzle must cover a IS-foot swath, with a minimum output of 5 gallons per minute at 80 pounds per square inch.

9. Pre-emergent Weed Control: Immediately after planting, apply pre-emergent weed control to planted areas which will not be seeded.

10. Excavation For Trees And Shrubs
a. Excavate pits, beds, and trenches as shown in details on the drawings.

3.06 BIOFILTRATION PLANTER SOIL
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A. The Biofiltration planter soil shall be placed on the planter area and firmed to a depth of as shown on the drawings. Mix shall be moist when spread to discourage migration in to the subgrade and to assist forming.

B. Soil mix shall be separated from drainage courses with geotextile fabric equal to Mirafi 140N.

C. See Grading Plans for locations and depths and Planting plans for plant material.

3.07 PLANTING
A. General

1. Actual planting shall be performed during those periods when weather and soil conditions are suitable and in accordance with locally accepted practice, as approved by the Architect.

2. Only as many plants as can be planted and watered on that same day shall be distributed in a planting area.

3. Container shall be opened and plants shall be removed in such a manner that the ball of earth surrounding the roots is not broken and they shall be planted and watered as herein specified immediately after removal from the containers. Containers shall not be opened prior to placing the plants in the planting area.

B. Layout individual tree and shrub locations and areas for multiple plantings. Stake locations and outline areas and secure acceptance by the Architect before start of planting work. Make minor adjustments as may be requested.

C. Excavation for Trees and Shrubs:

1. Excavate pits, beds and trenches as shown in details on the Drawings.

2. Roughen and score edges of planting pit to eliminate any glazing of the sides of the pit.

3. Field Samples: Prior to planting, prepare one plant pit with standpipe, gravel, filter fabric, and root barriers for each tree size to be reviewed by the Architect.

4. Do not cover standpipes.

5. Excavation for planting shall include the stripping and stockpiling of all acceptable topsoil encountered within the areas to be excavated for trenches, tree pits, plant pits, and planting beds.

D. Container Removal

1. Cut containers on two sides with an acceptable cutter. Do not cut containers with spade or ax. Do not injure the rootball.

2. Carefully remove plants from containers without injury or damage to rootball.

3. After removing plants, superficially cut edge roots with knife on three sides.

4. For plants with sensitive roots, place container intact in flat pit 1½ times the size of a standard plant pit. Insert blades of sharp, needle-nose shears into a drain hole and cut the container bottom away. Remove bottom from pit. Follow with a cut down one side of the container from top to bottom. Repeat cut on opposite side. Fill plant pit with prepared plant pit mixture. Carefully remove the detached pieces.

E. Box Removal:

1. Remove bottom of planting boxes before planting.

2. Remove sides of box without damage to rootball after positioning plant and partially backfilling.

F. Planting Trees and Shrubs: Set container-grown stock, plumb and in center of pit or trench. Set top of rootball 2-inches above finish grade at trees, 1-inch above finish grade at shrubs, or as indicated on Contract Drawings. Do not use plant, if root system has severely kinked or circling roots, or if rootball is cracked, disturbed or broken. If root system is healthy, loosen spiraling roots and set in plant pit.

G. Planting pit shall be backfilled with the following soil conditioner and organic amendment, per cubic yard:

1. Application Rates, (FOR BID PURPOSES ONLY)as determined by contractor's soils tests:
a. Potassium Sulfate - 0-0-50, ¼-pound
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b. Single Superphosphate - 0-20-0, ¼-pound
c. Ammonium Sulfate - 21-0-0, ¼-pound
d. Compost - 15% by volume
e. Agricultural Gypsum - 1.5 pounds
f. Good Humus - 15% by volume

2. Final amendments and rates are to be determined by Agronomic Soils Test.

H. When set, place additional fill around base and sides of ball, and work each layer to settle backfill and eliminate voids and air pockets. When excavation is approximately 1/2-full, place appropriate number of fertilizer tablets and complete backfill operations.

I. After backfilling, an earthen basin shall be constructed around each plant. Each basin shall be as indicated on the Contract Drawings. Basin shall be of a size suitable for the individual plant.

In no case shall the basin for fifteen (15) gallon plant be less than four (4) feet in diameter; a five (5) gallon plant less than three (3) feet in diameter. The basins shall be constructed of amended backfill materials, and shall not be constructed for trees in turf areas.

J. Repeat watering until no more is absorbed.

K. Apply pre-emergent herbicide as per manufacturer's recommendations to all shrub and ground cover planting areas after planting.

L. Mulch all planted areas that do not receive jute netting, other than lawn areas, at not less than 3" thickness of mulch.

1. Areas with 30% slope and greater shall be protected with jute mesh.

M. Equally space and align trees and shrubs in both directions where designated on Contract Drawings.

N. Pull bark mulch three (3) inches away from the rootballs of all plants to insure proper air circulation.

O. Prune, thin out and shape trees and shrubs in accordance with standard horticultural practices.

Prune trees and other plantings only if required. Pruning shall be limited to remove injured wigs and branches, and to compensate for loss of roots during transplanting, but never exceed 1/3 of the branch structure. Never prune without prior review with Architect.

P. Prune shrubs to retain natural character. Unless directed by the Architect, do not prune leaders or apices of any plant material. Do not prune into balled or boxed forms without prior written approval of the Architect.

Q. Remove and replace excessively pruned or malformed stock resulting from improper pruning.

R. Planting Ground Cover

1. Space plants as shown or scheduled.

2. Dig holes large enough to allow for spreading of roots and compact area around plant.

Work soil around roots to eliminate air pockets and leave a slight saucer indentation around plants to hold water. Water thoroughly after planting, taking care not to cover crowns of plants with wet soils.

3. Mulch areas between ground cover plants with not less than three (3) inch deep mulch.

S. Miscellaneous Landscape Work: Install headers and edgings where shown. See appropriate details.

T. Planting Vines: Plant in accordance with details. Attach vine to vertical elements with vine ties as per manufacturer's recommendations.

U. Tree Staking and Guying: Stake or guy all trees per landscape details, and tie with tree ties as specified. Remove all nursery stakes from trees unless directed otherwise by the Architect.

Immediately after planting, stake and guy all trees in accordance with details indicated on Contract Drawings. One tree of each size shall be staked and guyed, and reviewed by Architect prior to continue work.

V. Hardpan Conditions
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1. Where hardpan exists, whether it is in the form of caliche, rock or other impervious matter, and it is within the top 2½ feet of soil, or within the plant pit, use powered equipment to break through completely at each plant location to allow drainage and root growth.

Remove hardpan at least 1½ feet greater than the rootball diameter of plant. Backfill with soil mix as specified.

2. Where hardpan is within the first 12-inches of soil, it shall be completely penetrated for all trees and shrubs.

3.08 CLEANUP AND PROTECTION:

A. During landscape work, keep pavements clean and work area in an orderly condition. Haul away and remove all debris from landscape areas, and do not leave any clippings, and or other material from landscape planting and/or maintenance period.

B. Protect landscape work and materials from damage due to landscape operations, operations by other contractors and/or other trades. Maintain protection during installation and maintenance periods. Treat, repair or replace damaged landscape work as directed.

C. Powerwash all pavement and flatwork as necessary to remove all staining and tire marks and provide a clean surface.

3.09 FINAL REVIEW & ACCEPTANCE
A. General: Notify Landscape Architect at least 5 days in advance when requesting on-site reviews.

B. Final Site Observation requirements:

1. Punch list at substantial completion.

2. Final review of grading, irrigation and planting (to begin Maintenance Period).

3. Final acceptance of project (at end of Maintenance Period).

4. Refer to Division 32 Section "Landscape Maintenance."

5. The maintenance period will not begin until all punchlist items are resolved and acceptance is provided by the architect in writing.

6. Replace non-compliant and/or rejected work prior to final observation.

7. Prior to the date of final observation, Conractor sahll provide the Landdscape Architect with all Record Drawings in accordance with the Plans and Specifications.

3.10 REPLACEMENT
A. All plant material and other materials installed under the Contract shall be waranteed against any and all poor, inadequate or inferior materials and/or workmanship or improper maintenance, as determined by the Landscape Architect, and shall be replaced by the Contractor at his expense. Warranty periods are noted in Part of this Specification.

1. Replacement: Any materials found to be dead, missing, or not in a satisfactory or healthy condition during the maintenance period shall be replaced immediately. The Landscape Architect shall be sole judge as to the condition of material. Material to be replaced within the guarantee period shall be replaced by the Contractor within five (5) days of written notification by the Landscape Architect. All replacement materials and installations shall comply with the Plans and Specifications.
a. As soon as weather condtions permit, replace work that does not comply with the Plans and Specifications, without cost to the Owner. Remove rejected and non- compliant work and mateirals immediately from the project. Continue specified maintenance period until reinspected by the Landscape Architect and dtermeined to be acceptable.
b. Any plant missing due to suspected theft shall be replaced by the Contractor. If the Contractor suspects that theft may be a problem, the Contractor shall provide written documentation to the Landscape Architect that security on this site needs to be intensified.

2. Contractor to schedule replacement work with the Owner's representative, and arrange for proper staging and access.
a. Contractor to include re-inspaection dats as part of replacment work scheduling.

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3. The Contractor may relieve himself of theft responsibility if after the security notice, with no result, a written notice to the Landscape Architect shall be given that plant material will not be replaced for theft or vandalism due to lack of site security being maintained. This procedure may take place only during the Landscape Maintenance Period.

END OF SECTION 32 93 00
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SECTION 33 14 16

SITE WATER UTILITY DISTRIBUTION PIPING
PART 1 GENERAL

1.01 SECTION INCLUDES
A. Site water distribution system complete with valves, fire hydrants, and distribution pipelines from water supply mains to points of connection to the interior plumbing system of each building.

B. Water pipe for site conveyance lines.

1.02 RELATED REQUIREMENTS
A. Project Geotechnical Report for excavating, bedding, and backfilling.

1.03 REFERENCE STANDARDS
A. ASTM D1785 - Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Pipe, Schedules 40, 80, and 120; 2021a.

B. ASTM D2466 - Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Pipe Fittings, Schedule 40; 2023.

C. ASTM D2467 - Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Pipe Fittings, Schedule 80; 2020.

D. ASTM D2855 - Standard Practice for the Two-Step (Primer and Solvent Cement) Method of Joining Poly (Vinyl Chloride) (PVC) or Chlorinated Poly (Vinyl Chloride) (CPVC) Pipe and Piping Components with Tapered Sockets; 2020.

E. ASTM D3139 - Standard Specification for Joints for Plastic Pressure Pipes using Flexible Elastomeric Seals; 2019.

F. AWWA C111/A21.11 - Rubber-Gasket Joints for Ductile-Iron Pressure Pipe and Fittings; 2023.

G. AWWA C504 - Rubber-Seated Butterfly Valves; 2023.

H. AWWA C508 - Swing-Check Valves for Waterworks Service, 2-In. Through 48-In. (50-mm Through 1,200-mm) NPS; 2017.

I. AWWA C509 - Resilient-Seated Gate Valves for Water Supply Service; 2023.

J. AWWA C800 - Underground Service Line Valves and Fittings; 2021.

K. AWWA C900 - Polyvinyl Chloride (PVC) Pressure Pipe and Fabricated Fittings, 4 In. through 60 In. (100 mm through 1500 mm); 2022.

L. UL 246 - Hydrants for Fire-Protection Service; Current Edition, Including All Revisions.

M. AWWA C651 Disinfecting Water Mains.

N. AWWA C110 Ductile-Iron and Gray-Iron Fittings
O. AWWA C153 Ductile-Iron Compact Fittings

1.04 SUBMITTALS
A. See Section 01 30 00 - Administrative Requirements, for submittal procedures.

B. Product Data: Submit manufacturer's catalog cuts for pipe, fittings, joint couplings; Backflow preventers and assemblies, fire hydrants; water meters and accessories; valves; and valve boxes.

1.05 PROJECT CONDITIONS
A. Existing Utilities: Do not interrupt utilities serving facilities occupied by Owner or others unless permitted under the following conditions and then only after arranging to provide temporary utility services according to the requirements indicated:

1. Notify OWNER’S REPRESENTATIVE not less than two days in advance of proposed utility interruptions.

2. Do not proceed with utility interruptions without OWNER’S REPRESENTATIVE written permission.

1.06 QUALITY ASSURANCE
A. Perform Work in accordance with utility company supplying water requirements.

B. All work to be performed and materials to be used shall be in accordance with the Standard Specifications for Public Works Construction, latest edition and supplements.

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C. The Contractor shall have a copy of the Standard Specifications at the job site.

D. Piping materials shall bear label, stamp, or other markings of specified testing agency.

E. Comply with FM's "Approval Guide" or UL's "Fire Protection Equipment Directory" for fire- service-main products.

F. NFPA Compliance: Comply with NFPA 24 for materials, installation, testing, flushing, and valve and hydrant supervision for fire service main piping for fire suppression.

G. NSF Compliance:

1. Comply with NSF 14 for plastic potable-water-service piping.

2. Comply with NSF 61 for materials for water-service piping and specialties for domestic water.

1.07 DELIVERY, STORAGE, AND HANDLING
A. Delivery and Storage: Do not store materials directly on the ground. Support the pipe uniformly during shipping and storage. Do not stack higher than 4 feet nor stack with weight on bells.

Cover the pipe with plastic to protect it from sunlight. Keep inside of pipe and fittings free of dirt and debris. Avoid scratching the pipe surface.

B. Take special care to avoid damage to coatings and linings on pipe and fittings; make satisfactory repairs if coatings or linings are damaged.

C. Prior to installation, each pipe length shall be carefully inspected for damage.

D. All pipe, fittings, and appurtenances shall be thoroughly cleaned before installation and shall be kept clean until installation and backfilling has completed.

E. Use only nylon ropes, slings, or other lifting devices that will not damage the surface of the pipe.

F. Keep the pipe clean and free of debris, dirt, animals, and trash during and after laying operations.

G. At the close of each operating day, seal the open end of the pipe using a gasketed night cap.

PART 2 PRODUCTS

2.01 WATER PIPE
A. PVC Pipe (NPS 1"-3"): ASTM D1785 Schedule 80.

1. Fittings: ASTM D2467, PVC.

2. Joints: ASTM D2855, solvent weld.

B. PVC Pipe (NPS 4"-12"): AWWA C900 Class 235:

1. Ductile Iron Mechanical Joint Fittings: AWWA C110 Ductile Iron and Gray-Iron Fittings or AWWA C153 Ductile Iron Compact Fittings

2. Gaskets: AWWA C111/A21.11 Rubber-Gasket Joints for Ductile-Iron Pressure Pipe and Fittings

3. Joints: ASTM D3139 compression gasket ring.

C. Pipe for potable water use shall be blue, or dark grey in color. Pipe for recycled or reclaimed water use shall be purple in color.

D. Tracer Wire: #8 AWG Type UF (direct burial) stranded single conductor cable with high density polyethylene (HDPE) or high molecular weight polyethylene (HMWPE) insulation. The insulation shall be black in color. The tracer wire shall be taped to top of pipe every ten feet.

E. Detectable Warning Tape: Install detectable warning tape during the installation of proposed utilities on contract drawings. Acid- and alakli-resistant, polyethylene film warning tape manufactured for making and identifying underground utilities, a minimum of 6 inches (150 mm) wide and 5 mils (0.1mm) thick, continuously inscribed with a description of the utility, with metallic core encased in a protective jacket for corrosion protection, detectable by metal detector when tape is buried up to 30 inches (750 mm) deep, colored as follows:

1. Blue: Potable water and fire protection service systems. a. Imprinted with "CAUTION BURIED WATER LINE BELOW" in large letters.

2. Purple: Recycled/Reclaimed Water.
a. Imprinted with "CAUTION BURIED RECLAIMED WATER LINE BELOW" in large letters.

2.02 VALVES
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A. Valves: Manufacturer's name and pressure rating marked on valve body.

B. Gate Valves 3 Inches and Over:

1. AWWA C509, iron body, bronze trim, non-rising stem with square nut, single wedge, resilient seat, flanged ends, control rod, post indicator, valve key, and extension box.

2.03 HYDRANTS
A. Hydrants: Type as required by utility company supplying water and fire department having jurisdiction.

1. Before procurement, verify approval has been issued by the fire department having jurisdiction.

B. Finish: Primer and two coats of enamel in color required by utility company and fire department having jurisdiction.

2.04 BEDDING AND COVER MATERIALS
A. Bedding: As specified in Project Geotechnical Report, and contract drawings.

B. Cover: As specified in Project Geotechnical Report, and contract drawings.

2.05 ACCESSORIES
A. Concrete for Thrust Restraints: As specified in the water purveyor supplying water standard specifications, or Standard Specifications for Public Works Construction; latest edition.

B. Backflow Preventer: as required by water company.

C. Meter: as required by water company.

2.06 CORROSION-PROTECTION ENCASEMENT FOR PIPING
A. Polyethylene Encasement for Underground Ductile-Iron Pipe and Fittings: Polyethylene encasement of eight mils thickness shall conform to AWWA C105. Joint tape shall be self sticking PVC or polythylene, eight mils thick.

B. Fusion-Bonded Epoxy Coatings for Ductile-Iron and Gray-Iron Fittings: Epoxy coating shall conform to AWWA C116.

PART 3 EXECUTION

3.01 EXAMINATION
A. Prior to beginning work, verify that building service connection and municipal and site water main size, location, and invert are as indicated.

B. Examine trench bottom to ensure that it is accurately graded to provide uniform bearing and to support pipe.

3.02 PREPARATION
A. Cut pipe ends square, ream pipe and tube ends to full pipe diameter, remove burrs.

B. Remove scale and dirt on inside and outside before assembly.

C. Prepare pipe connections to equipment with flanges or unions.

3.03 TRENCHING
A. See the contract drawings for additional requirements.

B. Hand trim excavation for accurate placement of pipe to elevations indicated.

C. Form and place concrete for pipe thrust restraints at each change of pipe direction. Place concrete to permit full access to pipe and pipe accessories. Provide applicable square feet thrust restraint bearing on subsoil per contract drawing details and references.

D. Form and place concrete for pipe thrust restraints at each change of pipe direction. Place concrete to permit full access to pipe and pipe accessories. Provide thrust restraint bearing on subsoil, size as indicated.

E. Backfill around sides and to top of pipe with cover fill, tamp in place and compact, then complete backfilling.

3.04 INSTALLATION - PIPE
A. Project site water lines shall terminate approximately five feet from buildings, unless otherwise indicated on Drawings. Install temporary cap or plug terminals for future connection to building.

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B. Bury piping with depth of cover over top at least 36 inches, unless otherwise indicated.

C. Comply with NFPA 24 for fire-service-main piping materials and installation.

D. Install underground piping with restrained joints at horizontal and vertical changes in direction.

Use retrained-joint piping, thrust blocks, anchors, tie-rods and clamps, and other supports for all lines NPS 3 or greater.

E. Water Main Connection: Arrange and pay for tap in the water main, water meter, and all associated fees from the water purveyor.

F. Maintain separation of water main from sewer piping in accordance with applicable codes, jurisdicational requirements and the following:

1. Lay water mains over sanitary sewer lines to provide vertical separation a miminum of 3 feet.
a. If 3 feet minimum separation cannot bet met:
1) Install water line with all joints located at least 5 feet from each side of the sewer pipe.
2) Encase sewer in 6 inches of concrete around pipe extended to 5 feet of either side of water pipe.

G. Install pipe to indicated elevation to within tolerance of 1/2 inches.

H. All pipe shall be laid true to line and grade as shown on the contract drawings.

I. Install pipe to allow for expansion and contraction without stressing pipe or joints.

J. Install tracer wire on top of pipe per contract drawing trenching detail. Tape tracer wire to pipe every 10 feet.

1. Wire shall be continous strand. Crimpable copper butt splice kits are permitted in valve cans only. At valve cans, wire shall be routed up the outside of the valve riser, into the valve can at the top, 12-inch looped, and back down the outside of the valve riser.

2. Wire shall terminate at surface in an in ground traffic rated access box labeled "Water".

3.05 INSTALLATION - VALVES AND HYDRANTS
A. Set valves on solid bearing.

B. Center and plumb valve box over valve. Set box cover flush with proposed finished grade.

C. Post Indicator Valve installation shall comply with NFPA 24. Include tamperproof electrical supervisory switch connected to fire alarm control panel.

D. Set hydrants plumb; locate pumper nozzle perpendicular to and facing roadway.

E. Set hydrants to grade, with nozzles at least 20 inches above ground in accordance with Section 21 11 00.

F. Paint hydrants as required by the local fire authority or as indicated.

3.06 SERVICE CONNECTIONS
A. Provide water service to utility company requirements with reduced pressure backflow preventer and water meter with bypass valves and sand strainer.

3.07 FIELD QUALITY CONTROL
A. See Section 01 40 00 - Quality Requirements, for additional requirements.

B. Potable Water:

1. Perform hydrostatic testing on private and public water piping as required by the local water purveyor supplying water.

2. If tests indicate work does not meet specified requirements, remove work, replace and retest at no cost to Owner.

C. Fire Water:

1. Perform flushing and hydrostatic testing in accordance with the applicable version of NFPA 24.

D. Perform Tracer Wire Continuity Tests.

E. Prepare reports of all testing activities.

3.08 CLEANING
A. Purge new water-distribution piping systems and parts of existing systems that have been al- tered, extended, or repaired before use.

LPA Project No. - 4742
2nd Plan Check Submittal – 05/01/2024
24 3rd Plan Check Submittal - 08/12/2024
Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Site Water Utility Distribution Piping 33 14 16 - 5
B. Use purging and disinfecting procedure prescribed by authorities having jurisdiction or, if method is not prescribed by authorities having jurisdiction, use procedure described in AWWA C651.

END OF SECTION 33 14 16
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Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Site Sanitary Sewerage Gravity Piping 33 31 13 - 1
SECTION 33 31 13

SITE SANITARY SEWERAGE GRAVITY PIPING
PART 1 GENERAL

1.01 SECTION INCLUDES
A. Sanitary sewerage drainage piping, fittings, and accessories.

B. Connection of building sanitary drainage system to existing onsite sewer system.

1.02 RELATED REQUIREMENTS
A. Project Geotechnical Report.

1.03 DEFINITIONS
A. Bedding: Fill placed under, beside and directly over pipe, prior to subsequent backfill operations.

1.04 REFERENCE STANDARDS
A. ASTM D2321 - Standard Practice for Underground Installation of Thermoplastic Pipe for Sewers and Other Gravity-Flow Applications; 2020.

1. Notify OWNER’S REPRESENTATIVE not less than two days in advance of proposed utility interruptions.

2. Do not proceed with utility interruptions without OWNER’S REPRESENTATIVE written permission.

1.06 SUBMITTALS
A. See Section 01 30 00 - Administrative Requirements, for submittal procedures.

B. Product Data: Provide data indicating pipe, pipe accessories,and other sewer components as indicated.

C. Field Quality Control Submittals: Document results of field quality control testing.

D. Project Record Documents:

1. Record location of pipe runs, connections, and invert elevations.

2. Identify and describe unexpected variations to subsoil conditions or discovery of uncharted utilities.

PART 2 PRODUCTS

2.01 SEWER PIPE MATERIALS
A. Provide products that comply with applicable code(s).

B. Plastic Pipe: ASTM D3034, SDR 35, Poly(Vinyl Chloride) (PVC) material; inside nominal diameter as indicated, bell and spigot style rubber gasket joints.

C. Fittings: Same material as pipe molded or formed to suit pipe size and end design, in required tee, bends, elbows, cleanouts, reducers, traps and other configurations required.

2.02 PIPE ACCESSORIES
A. Geotextile Fabric: Non-biodegradable, woven [Mirafi] ;[140N]manufactured by[Mirafi].

B. Detectable Warning Tape: Install detectable warning tape during the installation of proposed utilities on contract drawings. Acid- and alakli-resistant, polyethylene film warning tape manufactured for making and identifying underground utilities, a minimum of 6 inches (150 mm) wide and 5 mils (0.1mm) thick, continuously inscribed with a description of the utility, with metallic core encased in a protective jacket for corrosion protection, detectable by metal detector when tape is buried up to 30 inches (750 mm) deep, colored as follows:

1. Green: Sewer drainage systems.

2. Imprinted with "CAUTION BURIED SEWER LINE BELOW" in large letters.

2.03 MANHOLE
A. Lid and Frame: Cast iron construction.

2.04 BEDDING AND COVER MATERIALS
A. Bedding Material: As specified in Project Geotechnical Report, and contract drawings.

B. Cover Material: As specified in Project Geotechnical Report, and contract drawings.

PART 3 EXECUTION

3.01 GENERAL
A. Perform work in accordance with applicable code(s).

3.02 EXAMINATION
A. Prior to beginning work, verify that building service connections, municipal and site storm main size, location, and invert are as indicated.

3.03 TRENCHING
A. See Project Geotechnical Report for additional requirements.

B. Notify Architect of unexpected subsurface conditions and discontinue affected Work in area until notified to resume work.

C. Slope banks of excavations deeper than 4 feet to angle of repose or less until shored.

D. Do not interfere with 45 degree bearing splay of foundations.

E. Cut trenches wide enough to allow inspection of installed utilities.

F. Hand trim excavation for accurate placement of pipe to elevations indicated.

G. Remove large stones and other hard matter that could damage piping or impede consistent backfilling or compaction.

H. Remove lumped subsoil, boulders, and rock up to 1/3 cubic yard measured by volume.

I. Remove excess excavated material and material that is unsuitable for re-use from site.

J. Stockpile excavated material to be re-used in area designated on site.

K. Provide temporary means and methods, as required, to remove all water from trenching.

Remove and replace soils deemed unsuitable by classification and which are excessively moist due to lack of dewatering or surface water control.

L. Determine the prevailing groundwater level prior to trenching. If the proposed trench extends less than 1 foot into the prevailing groundwater, control groundwater intrusion with perimeter drains routed to sump pumps, or as directed by the Architect.

3.04 INSTALLATION - PIPE
A. Verify that trench cut is ready to receive work and excavations, dimensions, and elevations are as indicated on layout drawings.

B. Install pipe, fittings, and accessories in accordance with manufacturer's instructions. Seal watertight.

1. Plastic Pipe: Also comply with ASTM D2321.

C. Lay pipe to slope gradients noted on layout drawings; with maximum variation from true slope of 1/8 inch in 10 feet.

D. Connect to building sanitary sewer outlet and municipal sewer system, through installed sleeves.

E. Install continuous detectable warning tape 12 inches above top of pipe.

3.05 INSTALLATION - CLEANOUTS
A. Form bottom of excavation clean and smooth to correct elevation.

B. Form and place cast-in-place concrete base pad, with provision for sanitary sewer pipe end sections.

C. Establish elevations and pipe inverts for inlets and outlets as indicated.

D. Mount lid and frame level in grout, secured to top cone section to elevation indicated.

3.06 FIELD QUALITY CONTROL
A. Perform field inspection and testing in accordance with Section 01 40 00.

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24 3rd Plan Check Submittal - 08/12/2024
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Site Sanitary Sewerage Gravity Piping 33 31 13 - 3
B. Do not enclose, cover, or put into service before inspection and approval.

C. Tests: Upon completion of this portion of the work, and prior to accepatance by the owner, perform all required tests and secure approvals from agencies having jurisdiction.

D. Submit separate reports for each system inspection and test.

E. Defects requiring correction include the following:

1. Alignment: Less than full diameter of inside of pipe is visible between structures.

2. Damage: Crushed, broken, cracked, or otherwise damaged piping.

3. Infiltration: Water leaking into piping.

4. Exfiltration: Water leakage from or around piping.

5. Leaks and loss in test pressure constitute defects that must be repaired.

F. Replace defective piping using new materials, and repeat inspections until defects are within allowances specified.

G. Reinspect and repeat procedure until results are satisfactory.

H. Gravity-Flow Sewer Drainage Piping: Test according to requirements of authorities having jurisdiction, UNI-B-6, and the following:

1. Option: Test according to requirements set forth in ASTM F 1417.

3.07 PROTECTION
A. Protect pipe and bedding cover from damage or displacement until backfilling operation is in progress.

END OF SECTION 33 31 13
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Carlsbad Monroe Street Pool Replacement LPA Project No. - 19027.10 City of Carlsbad 1st Plan Check Submittal - 01/29/2024
Stormwater Gravity Piping 33 42 11 - 1
SECTION 33 42 11

STORMWATER GRAVITY PIPING
PART 1 GENERAL

1.01 SECTION INCLUDES
A. Gravity-flow, nonpressure site stormwater drainage piping.

B. Stormwater pipe accessories.

1.02 RELATED REQUIREMENTS
A. Project Geotechnical Report.

1.03 REFERENCE STANDARDS
A. AASHTO M 252 - Standard Specification for Corrugated Polyethylene Drainage Pipe; 2023.

B. AASHTO M 294 - Standard Specification for Corrugated Polyethylene Pipe, 300- to 1500-mm (12- to 60-in.) Diameter; 2021.

C. ASTM D1785 - Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Pipe, Schedules 40, 80, and 120; 2021a.

D. ASTM D2321 - Standard Practice for Underground Installation of Thermoplastic Pipe for Sewers and Other Gravity-Flow Applications; 2020.

E. ASTM D2729 - Standard Specification for Poly(Vinyl Chloride) (PVC) Sewer Pipe and Fittings; 2021.

F. ASTM D3034 - Standard Specification for Type PSM Poly(Vinyl Chloride) (PVC) Sewer Pipe and Fittings; 2023.

G. ASTM D3350 - Standard Specification for Polyethylene Plastics Pipe and Fittings Materials; 2021.

H. Standard Specifications for Public Works Construction (Greenbook); current edition.

1.04 SUBMITTALS
A. See Section 01 30 00 - Administrative Requirements, for submittal procedures.

B. Product Data: Provide data indicating pipe, pipe accessories, and other drain components as indicated.

C. Field Quality Control Submittals: Document results of field quality control testing.

D. Project Record Documents:

1. Record location of pipe runs, connections, and invert elevations.

2. Identify and describe unexpected variations to subsoil conditions or discovery of uncharted utilities.

1. Notify OWNER’S REPRESENTATIVE not less than two days in advance of proposed utility interruptions.

2. Do not proceed with utility interruptions without OWNER’S REPRESENTATIVE written permission.

PART 2 PRODUCTS

2.01 STORM DRAINAGE PIPE MATERIALS
A. Plastic Pipe: ASTM D3034, Type PSM, SDR 35 Poly Vinyl Chloride (PVC) material; inside nominal diameter of 4-10 inches, bell and spigot style gasketed sealed joint ends.

B. Plastic Pipe: ASTM D3350, High Density Polyethylene (HDPE) corrugated wall pipe with integrally formed smooth liner; inside nominal diameter of 12-60 inch, meeting the requirements of AASHTO M 252, Type S, for diameters between 3 inches and 10 inches and AASHTO M 294, Type S, for diameters between 12 inches and 60 inches, water-tight, bell and spigot joints with rubber gaskets, with pipe and fittings manufactured from virgin PE compounds with cell classification 3254420C.

2.02 PIPE ACCESSORIES
A. Fittings: Same material as pipe molded or formed to suit pipe size and end design, in required tee, bends, elbows, cleanouts, reducers, traps and other configurations required.

B. Geotextile Fabric: Non-biodegradable, woven [Mirafi] ;[140N]manufactured by[Mirafi].

C. Detectable Warning Tape: Install detectable warning tape during the installation of proposed utilities on contract drawings. Acid- and alakli-resistant, polyethylene film warning tape manufactured for making and identifying underground utilities, a minimum of 6 inches (150 mm) wide and 5 mils (0.1mm) thick, continuously inscribed with a description of the utility, with metallic core encased in a protective jacket for corrosion protection, detectable by metal detector when tape is buried up to 30 inches (750 mm) deep, colored as follows:

1. Green: Storm drainage systems.

2. Imprinted with "CAUTION BURIED STORM DRAIN LINE BELOW" in large letters.

2.03 BEDDING AND COVER MATERIALS
A. Bedding Material: As specified in Project Geotechnical Report, and contract drawings.

B. Cover Material: As specified in Project Geotechnical Report, and contract drawings.

PART 3 EXECUTION

3.01 EXAMINATION
A. Prior to beginning work, verify that building service connection and municipal and site utility water main size, location, and invert are as indicated.

3.02 TRENCHING
A. See Project Geotechnical Report for additional requirements.