ATT-BGCSA-MEMO-CSA 20 Joshua Tree - Sunburst Park - Section F - Technical Specifications 6 of 8.pdf

SECTION F

TECHNICAL SPECIFICATIONS

COUNTY SERVICE AREA 20

JOSHUA TREE

PARK IMPROVEMENTS AT

SUNBURST PARK AND

COMMUNITY PARK PROJECT

FOR

COUNTY SERVICE AREA (CSA) 59

LAKE ARROWHEAD, CALIFORNIA

Park Improvements at Sunburst Park and Community Park Project,

30.30.0176 - Landscape Architect Engineering Services SPECIFICATIONS

Albert A. Webb Associates 5/22/2025

Project Specifications for

COUNTY SERVICE AREA 20 JOSHUA TREE

PARK IMPROVEMENTS AT SUNBURST PARK

AND COMMUNITY PARKS

6171 SUNBURST STREET, JOSHUA TREE, CA

Prepared for

SAN BERNARDINO COUNTY

DEPARTMENT OF PUBLIC WORKS – SPECIAL DISTRICTS

222 W. HOSPITALITY LANE, 2ND FLOOR

SAN BERNARDINO, CA 92415-0450

Albert A. Webb Associates 3788 McCray Street Riverside, CA 92506

SUNBURST & COMMUNITY PARKS

SUBSTITUTION PROCEDURES

Section 012500 - 1

12/18/2025

SECTION 012500

SUBSTITUTION PROCEDURES

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes administrative and procedural requirements for substitutions.

B. Related Requirements:

1. Division 01 Section "Product Requirements" for requirements for submitting comparable product submittals for products by listed manufacturers.

1.2 DEFINITIONS

A. Substitutions: Changes in products, materials, equipment, and methods of construction from those required by the Contract Documents and proposed by Contractor.

1.3 ACTION SUBMITTALS

A. Substitution Requests: Substitution request must be submitted as part of the Request for

Information (RFI) process prior to the bid opening date.

END OF SECTION 012500

Use Substitution Request Form provided in Section H - Exhibits of Bid Documents.

Demonstrate compliance with the requirements outlined in Bid Documents Section D – General Conditions, Subsection 3.4.6: Substitutions of Materials, Processes, or Equipment.

B.

SUBMITTAL PROCEDURES

Section 013300 - 1

12/16/2025

SECTION 013300

SUBMITTAL PROCEDURES

PART 1 - GENERAL

1.1 SUMMARY

A. Section includes requirements for the submittal schedule and administrative and procedural requirements for submitting Shop Drawings, Product Data, Samples, and other submittals.

1.2 DEFINITIONS

A. Action Submittals: Written and graphic information and physical samples that require

Architect's and Construction Manager's responsive action.

B. Informational Submittals: Written and graphic information and physical samples that do not require Architect's and Construction Manager's responsive action. Submittals may be rejected for not complying with requirements.

1.3 ACTION SUBMITTALS

A. Submittal Schedule: Submit a schedule of submittals, arranged in chronological order by dates required by construction schedule. Include time required for review, ordering, manufacturing, fabrication, and delivery when establishing dates. Include additional time required for making corrections or revisions to submittals noted by Architect and Construction Manager and additional time for handling and reviewing submittals required by those corrections.

1.4 SUBMITTAL ADMINISTRATIVE REQUIREMENTS

A. Architect's Digital Data Files: Electronic copies of digital data files of the Contract Drawings will be provided by Architect for Contractor's use in preparing submittals.

1. Architect will furnish Contractor one set of digital data drawing files of the Contract

Drawings for use in preparing Shop Drawings

a. Architect makes no representations as to the accuracy or completeness of digital data drawing files as they relate to the Contract Drawings.

b. Contractor shall execute a data licensing agreement in the form of

AIA Document C106, Digital Data Licensing Agreement or Agreement included in Project Manual or Agreement form acceptable to Owner and Architect.

B. Coordination: Coordinate preparation and processing of submittals with performance of construction activities.

Section 013300 - 2

1. Coordinate each submittal with fabrication, purchasing, testing, delivery, other submittals, and related activities that require sequential activity.

2. Coordinate transmittal of different types of submittals for related parts of the Work so processing will not be delayed because of need to review submittals concurrently for coordination.

a. Architect and Construction Manager reserve the right to withhold action on a submittal requiring coordination with other submittals until related submittals are received.

C. Processing Time: Allow time for submittal review, including time for resubmittals, as follows.

Time for review shall commence on Architect's and Construction Manager's receipt of submittal. No extension of the Contract Time will be authorized because of failure to transmit submittals enough in advance of the Work to permit processing, including resubmittals.

1. Initial Review: Allow 15 days for initial review of each submittal. Allow additional time if coordination with subsequent submittals is required. Architect and Construction

Manager will advise Contractor when a submittal being processed must be delayed for coordination.

2. Intermediate Review: If intermediate submittal is necessary, process it in same manner as initial submittal.

3. Resubmittal Review: Allow 15 days for review of each resubmittal.

D. Electronic Submittals: Identify and incorporate information in each electronic submittal file as follows:

1. Assemble complete submittal package into a single indexed file incorporating submittal requirements of a single Specification Section and transmittal form with links enabling navigation to each item.

2. Name file with submittal number or other unique identifier, including revision identifier.

a. File name shall use project identifier and Specification Section number followed by a decimal point and then a sequential number (e.g., LNHS-061000.01).

Resubmittals shall include an alphabetic suffix after another decimal point (e.g., LNHS-061000.01.A).

3. Provide means for insertion to permanently record Contractor's review and approval markings and action taken by Architect and Construction Manager.

4. Transmittal Form for Electronic Submittals: Use software-generated form from electronic project management software or other electronic form acceptable to Owner, containing the following information:

a. Project name.

b. Date.

c. Name and address of Architect.

d. Name of Construction Manager.

e. Name of Contractor.

f. Name of firm or entity that prepared submittal.

g. Names of subcontractor, manufacturer, and supplier.

Section 013300 - 3

h. Category and type of submittal.

i. Submittal purpose and description.

j. Specification Section number and title.

k. Specification paragraph number or drawing designation and generic name for each of multiple items.

l. Drawing number and detail references, as appropriate.

m. Location(s) where product is to be installed, as appropriate.

n. Related physical samples submitted directly.

o. Indication of full or partial submittal.

p. Transmittal number, numbered consecutively.

q. Submittal and transmittal distribution record.

r. Other necessary identification.

s. Remarks.

5. Metadata: Include the following information as keywords in the electronic submittal file metadata:

a. Project name.

b. Number and title of appropriate Specification Section.

c. Manufacturer name.

d. Product name.

E. Options: Identify options requiring selection by Architect.

F. Deviations: Identify deviations from the Contract Documents on submittals.

G. Resubmittals: Make resubmittals in same form and number of copies as initial submittal.

1. Note date and content of previous submittal.

2. Note date and content of revision in label or title block and clearly indicate extent of revision.

3. Resubmit submittals until they are marked with approval notation from Architect's and

Construction Manager's action stamp.

H. Distribution: Furnish copies of final submittals to manufacturers, subcontractors, suppliers, fabricators, installers, authorities having jurisdiction, and others as necessary for performance of construction activities. Show distribution on transmittal forms.

I. Use for Construction: Retain complete copies of submittals on Project site. Use only final action submittals that are marked with approval notation from Architect's and Construction

Manager's action stamp.

PART 2 - PRODUCTS

2.1 SUBMITTAL PROCEDURES

A. General Submittal Procedure Requirements:

Section 013300 - 4

1. Submit electronic submittals via email as PDF electronic files.

a. Landscape Architect, , will return annotated file. Annotate and retain one copy of file as an electronic Project record document file.

b. Provide a digital signature with digital certificate on electronically-submitted certificates and certifications where indicated.

B. Product Data: Collect information into a single submittal for each element of construction and type of product or equipment.

1. If information must be specially prepared for submittal because standard published data are not suitable for use, submit as Shop Drawings, not as Product Data.

2. Mark each copy of each submittal to show which products and options are applicable.

3. Include the following information, as applicable:

a. Manufacturer's catalog cuts.

b. Manufacturer's product specifications.

c. Standard color charts.

d. Statement of compliance with specified referenced standards.

e. Testing by recognized testing agency.

f. Application of testing agency labels and seals.

g. Notation of coordination requirements.

h. Availability and delivery time information.

4. For equipment, include the following in addition to the above, as applicable:

a. Wiring diagrams showing factory-installed wiring.

b. Printed performance curves.

c. Operational range diagrams.

d. Clearances required to other construction, if not indicated on accompanying Shop

Drawings.

5. Submit Product Data before or concurrent with Samples.

6. Submit Product Data in the following format:

a. PDF electronic file.

C. Shop Drawings: Prepare Project-specific information, drawn accurately to scale. Do not base

Shop Drawings on reproductions of the Contract Documents or standard printed data, unless submittal based on Architect's digital data drawing files is otherwise permitted.

1. Preparation: Fully illustrate requirements in the Contract Documents. Include the following information, as applicable:

a. Identification of products.

b. Schedules.

c. Compliance with specified standards.

d. Notation of coordination requirements.

Section 013300 - 5

e. Notation of dimensions established by field measurement.

f. Relationship and attachment to adjoining construction clearly indicated.

g. Seal and signature of professional engineer if specified.

2. Sheet Size: Except for templates, patterns, and similar full-size drawings, submit Shop

Drawings on sheets at least 8-1/2 by 11 inches (215 by 280 mm), but no larger than 30 by

42 inches (750 by 1067 mm).

3. Submit Shop Drawings in the following format:

a. PDF electronic file.

D. Samples: Submit Samples for review of kind, color, pattern, and texture for a check of these characteristics with other elements and for a comparison of these characteristics between submittal and actual component as delivered and installed.

1. Transmit Samples that contain multiple, related components such as accessories together in one submittal package.

2. Identification: Attach label on unexposed side of Samples that includes the following:

a. Generic description of Sample.

b. Product name and name of manufacturer.

c. Sample source.

d. Number and title of applicable Specification Section.

3. For projects where electronic submittals are required, provide corresponding electronic submittal of Sample transmittal, digital image file illustrating Sample characteristics, and identification information for record.

4. Disposition: Maintain sets of approved Samples at Project site, available for quality-control comparisons throughout the course of construction activity. Sample sets may be used to determine final acceptance of construction associated with each set.

a. Samples that may be incorporated into the Work are indicated in individual

Specification Sections. Such Samples must be in an undamaged condition at time of use.

b. Samples not incorporated into the Work, or otherwise designated as Owner's property, are the property of Contractor.

5. Samples for Initial Selection: Submit manufacturer's color charts consisting of units or sections of units showing the full range of colors, textures, and patterns available.

a. Number of Samples: Submit one full set(s) of available choices where color, pattern, texture, or similar characteristics are required to be selected from manufacturer's product line. Architect, through Construction Manager, will return submittal with options selected.

6. Samples for Verification: Submit full-size units or Samples of size indicated, prepared from same material to be used for the Work, cured and finished in manner specified, and physically identical with material or product proposed for use, and that show full range of color and texture variations expected. Samples include, but are not limited to, the

Section 013300 - 6 following: partial sections of manufactured or fabricated components; small cuts or containers of materials; complete units of repetitively used materials; swatches showing color, texture, and pattern; color range sets; and components used for independent testing and inspection.

a. Number of Samples: Submit one set of Samples. Architect and Construction

Manager will retain two Sample sets; remainder will be returned. Mark up and retain one returned Sample set as a project record sample.

1) If variation in color, pattern, texture, or other characteristic is inherent in material or product represented by a Sample, submit at least three sets of paired units that show approximate limits of variations.

E. Product Schedule: As required in individual Specification Sections, prepare a written summary indicating types of products required for the Work and their intended location. Include the following information in tabular form:

1. Submit product schedule in the following format:

a. PDF electronic file.

b. Three paper copies of product schedule or list unless otherwise indicated.

Architect, through Construction Manager, will return two copies.

F. Coordination Drawings Submittals: Comply with requirements specified in Division 01 Section

"Project Management and Coordination."

G. Contractor's Construction Schedule: Comply with requirements specified in Division 01

Section "Construction Progress Documentation."

H. Application for Payment and Schedule of Values: Comply with requirements specified in

Division 01 Section "Payment Procedures."

I. Test and Inspection Reports and Schedule of Tests and Inspections Submittals: Comply with requirements specified in Division 01 Section "Quality Requirements."

J. Closeout Submittals and Maintenance Material Submittals: Comply with requirements specified in Division 01 Section "Closeout Procedures."

K. Maintenance Data: Comply with requirements specified in Division 01 Section "Operation and

Maintenance Data."

L. LEED Submittals: Comply with requirements specified in Division 01 sustainable design requirements Section.

M. Qualification Data: Prepare written information that demonstrates capabilities and experience of firm or person. Include lists of completed projects with project names and addresses, contact information of architects and owners, and other information specified.

Section 013300 - 7

N. Welding Certificates: Prepare written certification that welding procedures and personnel comply with requirements in the Contract Documents. Submit record of Welding Procedure

Specification and Procedure Qualification Record on AWS forms. Include names of firms and personnel certified.

O. Installer Certificates: Submit written statements on manufacturer's letterhead certifying that

Installer complies with requirements in the Contract Documents and, where required, is authorized by manufacturer for this specific Project.

P. Manufacturer Certificates: Submit written statements on manufacturer's letterhead certifying that manufacturer complies with requirements in the Contract Documents. Include evidence of manufacturing experience where required.

Q. Product Certificates: Submit written statements on manufacturer's letterhead certifying that product complies with requirements in the Contract Documents.

R. Material Certificates: Submit written statements on manufacturer's letterhead certifying that material complies with requirements in the Contract Documents.

S. Material Test Reports: Submit reports written by a qualified testing agency, on testing agency's standard form, indicating and interpreting test results of material for compliance with requirements in the Contract Documents.

T. Product Test Reports: Submit written reports indicating that current product produced by manufacturer complies with requirements in the Contract Documents. Base reports on evaluation of tests performed by manufacturer and witnessed by a qualified testing agency, or on comprehensive tests performed by a qualified testing agency.

U. Research Reports: Submit written evidence, from a model code organization acceptable to authorities having jurisdiction, that product complies with building code in effect for Project.

V. Schedule of Tests and Inspections: Comply with requirements specified in Division 01 Section

"Quality Requirements."

W. Preconstruction Test Reports: Submit reports written by a qualified testing agency, on testing agency's standard form, indicating and interpreting results of tests performed before installation of product, for compliance with performance requirements in the Contract Documents.

X. Compatibility Test Reports: Submit reports written by a qualified testing agency, on testing agency's standard form, indicating and interpreting results of compatibility tests performed before installation of product. Include written recommendations for primers and substrate preparation needed for adhesion.

Y. Field Test Reports: Submit written reports indicating and interpreting results of field tests performed either during installation of product or after product is installed in its final location, for compliance with requirements in the Contract Documents.

Section 013300 - 8

PART 3 - EXECUTION

3.1 CONTRACTOR'S REVIEW

A. Action and Informational Submittals: Review each submittal and check for coordination with other Work of the Contract and for compliance with the Contract Documents. Note corrections and field dimensions. Mark with approval stamp before submitting to Architect and

Construction Manager.

B. Project Closeout and Maintenance Material Submittals: See requirements in Division 01

Section "Closeout Procedures."

C. Approval Stamp: Stamp each submittal with a uniform, approval stamp. Include Project name and location, submittal number, Specification Section title and number, name of reviewer, date of Contractor's approval, and statement certifying that submittal has been reviewed, checked, and approved for compliance with the Contract Documents.

3.2 ARCHITECT'S AND CONSTRUCTION MANAGER'S ACTION

A. General: Landscape Architect will not review submittals that do not bear Contractor's approval stamp and will return them without action.

B. Action Submittals: Landscape Architect will review each submittal, make marks to indicate corrections or revisions required, and return it. Landscape Architect will stamp each submittal with an action stamp and will mark stamp appropriately to indicate action. action, as follows:

1. Revise and resubmit

2. Reviewed

3. Reviewed as noted.

C. Informational Submittals: Landscape Architect will review each submittal and will not return it, or will return it if it does not comply with requirements. Landscape Architect will forward each submittal to appropriate party.

D. Incomplete submittals are unacceptable, will be considered nonresponsive, and will be returned for resubmittal without review.

E. Submittals not required by the Contract Documents may not be reviewed and may be discarded.

END OF SECTION 013300

SUNBURST & COMMUNITY PARKS TEMP. TREE/PLANT PROTECTION

Albert A. Webb Associates Section 015639 – 1

5/22/2025

SECTION 015639

TEMPORARY TREE AND PLANT PROTECTION

PART 1 - GENERAL

1.1 SUMMARY

A. General: Section includes Temporary Tree and Plant Protection of existing trees and plants that are affected by the execution of the Work in accordance with Contract Documents.

B. Summary of Work: Provide all labor, equipment and materials required for the procurement, delivery and operations for temporary tree and plant protection as indicated on Drawings and as specified herein.

1. Section Includes:

a. Examination and preparation.

b. Protection of trees and plants.

c. Excavation.

d. Root pruning.

e. Crown pruning.

f. Re-grading.

g. Repair and replacement.

C. Related Sections:

1. Division 01 for Special Project Procedures.

2. Grading – Refer to Drawings.

1.2 DEFINITIONS

A. Protection Zone: Area surrounding individual trees, groups of trees, shrubs, or other vegetation to be protected during construction, and as indicated on Drawings

1.3 SUBMITTALS

A. Product Data: For each type of product indicated.

B. Samples: For each type of protection zone fencing and protection zone signage.

C. Tree Pruning Schedule: Written schedule detailing scope and extent of pruning of trees to remain that interfere with or are affected by construction.

Albert A. Webb Associates Section 015639 – 2

5/22/2025

D. Certification: From Certified Arborist, certifying that trees indicated to remain have been protected during construction according to recognized standards and that trees were promptly and properly treated and repaired when damaged.

E. Maintenance Recommendations: From Certified Arborist, for care and protection of trees affected by construction during and after completing the Work.

F. Existing Conditions: Documentation of existing trees and plantings indicated to remain protected-in-place, which establishes pre-construction conditions that might be misconstrued as damage caused by construction activities.

1.4 QUALITY ASSURANCE

A. Tree-Service Firm Qualifications: An experienced landscape contractor or tree-moving firm with a minimum of ten (10) years’ experience that has successfully completed transplanting work similar to that required for this Project and that will assign an experienced and qualified Certified

Arborist to Project during execution of the Work.

1. Certified Arborist Qualifications: Certified Arborist as certified by ISA.

B. Pre-Installation Conference: Conduct conference at Project Site.

1.5 PROJECT CONDITIONS

A. The following practices are prohibited within protection zones:

1. Storage of construction materials, debris, or excavated material.

2. Parking vehicles or equipment.

3. Foot traffic.

4. Erection of sheds or structures.

5. Impoundment of water.

6. Excavation or digging unless otherwise indicated on Drawings.

7. Attachment of signs to trees or plants unless otherwise indicated on Drawings.

8. Wrapping materials around trees or plants unless otherwise indicated on Drawings.

B. Do not direct vehicle or equipment exhaust toward protection zones.

C. Prohibit heat sources, flames, ignition sources, and smoking within or near protection zones and organic mulch.

Albert A. Webb Associates Section 015639 – 3

5/22/2025

PART 2 - PRODUCTS

2.1 MATERIALS

A. Topsoil: Natural or cultivated top layer of the soil profile or manufactured topsoil; 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; free of subsoil, clay lumps, gravel, and other objects more than 1 inch (25 mm)in diameter; and free of weeds, roots, and toxic and other non-soil materials.

B. Topsoil: Stockpiled topsoil from location indicated on Drawings.

C. Organic Mulch: Ground or shredded bark free from deleterious materials.

D. Protection Zone Fencing: Fencing fixed in position and meeting one of the following requirements. Previously used materials may be used when approved by Landscape Architect.

1. Chain Link Protection Zone Fencing: Galvanized steel fencing fabricated from minimum

2-inch (50-mm) opening, 0.148-inch (3.76-mm) diameter wire chain link fabric; with pipe posts, minimum 2-3/8-inch- (60-mm) outside dimension line posts, and 2-7/8-inch- (73-mm-) outside dimension corner and pull posts; with 1-5/8-inch (42-mm) outside dimension top rails and 0.177-inch (4.5-mm) diameter bottom tension wire; with tie wires, hog ring ties, and other accessories for a complete fence system.

2. Plywood Protection Zone Fencing: Plywood framed with four 2-inch by 4-inch (50 mm by100-mm) rails, with 4-inch by 4-inch (100 mm by 100 mm) preservative-treated wood posts spaced not more than 8 feet (2.4 m) apart.

3. Wood Protection Zone Fencing: Constructed of two 2-by-4-inch (50-mm by 100-mm) horizontal rails, with 4-inch by-4-inch (100 mm by 100 mm) preservative-treated wood posts spaced not more than 8 feet (2.4 m) apart, and lower rail set halfway between top rail and ground.

4. Plastic Protection Zone Fencing: Plastic construction fencing constructed of high-density extruded and stretched polyethylene fabric with 2-inch (50-mm) maximum opening in pattern and supported by tubular or T-shape galvanized steel posts spaced not more than 8 feet (2.4 m) apart. High-visibility orange color, non-fading.

5. Height of Fencing: See Drawings.

6. Gates: Swing access gates with closing latch, matching material and appearance of fencing, to allow for maintenance activities within protection zones.

E. Protection Zone Signage: Shop-fabricated, rigid plastic or metal sheet with attachment holes pre-punched and reinforced; legibly printed with non-fading lettering.

Albert A. Webb Associates Section 015639 – 4

5/22/2025

PART 3 - EXECUTION

3.1 EXAMINATION AND PREPARATION

A. Erosion and Sedimentation Control: Examine the site to verify that temporary erosion- and sedimentation-control measures are in place. Verify that flows of water redirected from construction areas or generated by construction activity do not enter or cross protection zones.

B. Protect tree root systems from damage caused by runoff or spillage of noxious materials while mixing, placing, or storing construction materials. Protect root systems from ponding, eroding, or excessive wetting caused by dewatering operations.

C. Protection Zones: Mulch areas inside protection zones and other areas indicated with 4-inch (100-

mm) average thickness of organic mulch. Do not place mulch within 12 inches (300 mm) of tree trunks.

3.2 PROTECTION ZONES

A. Protection Zone Fencing: Install protection zone fencing along edges of protection zones in a manner that will prevent people from easily entering protected area except by entrance gates.

1. Chain Link Fencing: Install to comply with ASTM F 567 and with manufacturer's written instructions.

2. Posts: Set or drive posts into ground one-third the total height of the fence without concrete footings. Where a post is located on existing paving or concrete to remain, provide appropriate means of post support acceptable to Landscape Architect.

3. Access Gates: Install as indicated on Drawings.

B. Protection Zone Signage: Install protection zone signage in visibly prominent locations in a manner approved by Landscape Architect.

C. Repair or replace trees, shrubs, and other vegetation indicated to remain or be relocated that are damaged by construction operations, in a manner approved by Landscape Architect.

D. Maintain protection zone fencing and signage in good condition as acceptable to Landscape

Architect and remove when construction operations are complete and equipment has been removed from the site.

3.3 EXCAVATION

A. General: Excavate at edge of protection zones and for trenches indicated within protection zones according to requirements in Specification Section 312000 – Earth Moving.

Albert A. Webb Associates Section 015639 – 5

5/22/2025

B. Trenching near Trees: Where utility trenches are required within protection zones, hand excavate under or around tree roots or tunnel under the roots by drilling, auger boring, or pipe jacking. Do not cut main lateral tree roots or taproots; cut only smaller roots that interfere with installation of utilities. Cut roots as required for root pruning.

C. Do not allow exposed roots to dry out before placing permanent backfill.

3.4 ROOT PRUNING

A. Prune roots that are affected by temporary and permanent construction. Prune roots as shown on

Drawings and as follows.

1. Perform root pruning under direction of Certified Arborist.

2. Cut roots manually by digging a trench and cutting exposed roots with sharp pruning instruments; do not break, tear, chop, or slant the cuts. Do not use a backhoe or other equipment that rips, tears, or pulls roots.

3. Temporarily support and protect roots from damage until they are permanently covered with soil.

4. Cover exposed roots with burlap and water regularly.

5. Backfill as soon as possible according to requirements in Specification Section 312000 –

Earth Moving.

B. Root Pruning at Edge of Protection Zone: Prune roots by cleanly cutting all roots to the depth of the required excavation.

C. Root Pruning within Protection Zone: Clear and excavate by hand to the depth of the required excavation to minimize damage to root systems. Use narrow-tine spading forks, comb soil to expose roots, and cleanly cut roots as close to excavation as possible.

3.5 CROWN PRUNING

A. Prune branches that are affected by temporary and permanent construction. Prune branches as shown on Drawings and as follows.

1. Perform crown pruning under direction of Certified Arborist.

2. Prune trees to remain to compensate for root loss caused by damaging or cutting root system. Provide subsequent maintenance during Contract period as recommended by

Certified Arborist.

3. Pruning Standards: Prune trees according to ANSI A300 (Part 1).

4. Cut branches with sharp pruning instruments; do not break or chop.

5. Do not apply pruning paint to wounds.

Albert A. Webb Associates Section 015639 – 6

5/22/2025

B. Chip removed branches and legally dispose of off-site.

3.6 RE-GRADING

A. Lowering Grade: Where new finish grade is indicated below existing grade around trees, slope grade beyond the protection zone. Maintain existing grades within the protection zone.

B. Raising Grade: Where new finish grade is indicated above existing grade around trees, slope grade beyond the protection zone. Maintain existing grades within the protection zone.

C. Minor Fill within Protection Zone: Where existing grade is 2 inches (50 mm) or less below elevation of finish grade, fill with topsoil. Place topsoil in a single uncompacted layer and hand grade to required finish elevations.

3.7 FIELD QUALITY CONTROL

A. Inspections: Engage a Certified Arborist to direct plant protection measures in the vicinity of trees, shrubs, and other vegetation indicated to remain and to prepare inspection reports. One copy of the inspection report shall be submitted to the Landscape Architect and one copy shall be submitted to the owner.

3.8 REPAIR AND REPLACEMENT

A. General: Repair or replace trees, shrubs, and other vegetation indicated to remain or be relocated that are damaged by construction operations, in a manner approved by Landscape Architect.

1. Have Certified Arborist perform the root cutting, branch pruning, and damage repair of trees and shrubs.

2. Treat damaged trunks, limbs, and roots according to Certified Arborist's written instructions.

3. Perform repairs within 24 hours.

4. Replace vegetation that cannot be repaired and restored to full-growth status, as determined by Landscape Architect.

3.9 DISPOSAL OF SURPLUS AND WASTE MATERIALS

A. Disposal: Remove excess excavated material, displaced trees, trash and debris, and legally dispose of them off Owner's property.

END OF SECTION 015639

SUNBURST & COMMUNITY PARKS PLAYGROUND GRASS RESILIENT SURFACING

Albert A. Webb Associates Section 02788 – 1

5/22/2025

SECTION 02788

PLAYGROUND GRASS RESILIENT SURFACING:

Playground Grass Academy (or approved equal)

PART 1 – GENERAL

1.1 RELATED DOCUMENT

A. Drawings and general provisions of this contract, including general and supplementary conditions and other division 1 specification sections apply to this section.

1.2 DESCRIPTION OF WORK

A. Playground Grass resilient surface systems for surfaces under and around playground equipment including but not limited to the furnishing and installing an artificial grass safety surface over a compacted base. Finished product shall be seamed to provide a resilient, continuous surface over the entirety of the project surface.

Work includes for all labor, materials, tools, equipment, and applicable taxes to perform all work and services for the installation of the surface.

1.3 REFERENCE SPECIFICATIONS AND STANDARDS

A. Materials and methods of construction shall comply with the latest provisions of the following standards:

I. ASTM F 1292-04 “Standard Specification for Impact Attenuation of Surface Systems Under and

Around Playground Equipment”.

II. ASTM D2859 “Flammability Standard”.

III. ASTM F1951-99: “Standard Specification for Determination of Accessibility of Surface

Systems Under and Around Playground Equipment.”

IV. ASTM D7968: Standard Test Method for Determination of Polyfluorinated (PFAS) Compounds in Soil by Liquid Chromatography Tandem Mass Spectrometry (LC/MS/MS)

1.4 SUBMITTALS

No alternate product must be submitted with prior approval packages a minimum of ten (10) days prior to bid date.

Submittal packages shall include but not be limited to:

A. Laboratory Test Reports: Materials certificates certifying each material item complies with, or exceeds, specified requirements. Certificates of compliance must be signed by materials producer and contractor.

B. Product Verification: Delivery slip for each material shipment, including turf and infill material.

C. Warranties: Product and maintenance warranties must be provided to owner prior to installation.

D. Field test inspection reports and samples for material including impact attenuation, permeability, and flammability.

E. Playground Grass Surface Installer Qualifications: A list of ten (10) playground surfacing projects completed with a similar product within the last five (5) years. List shall include names of project

Albert A. Webb Associates Section 02788 – 2

5/22/2025 representatives and respective telephone numbers. This list shall also contain projects which require the same level of difficulty: e.g. number of poles and cutouts, transitions, and other special requirements.

These ten (10) projects shall have been contracted and installed by the company bidding the job.

I. Product Substitution Submittals: Contractor shall provide the following material for

Playground Grass material substitution. At least one project in excess of 5,000 square feet and completed in the two (2) years.

II. Two 1’x1’ product samples.

III. Product warranty and guarantee from manufacture warranting against all defects for a 15 year period.

IV. A written guarantee from manufacturer for workmanship.

V. Impact attenuation (per fall height requirements), permeability, and flammability test results from independent approved and certified testing laboratories.

VI. The artificial grass installer/contractor will provide a maintenance procedure for the installed surface.

1.5 TESTING OF MATERIALS

A. The following are test results from an independent testing laboratory which must also be submitted:

I. Impact Attenuation: ASTM 1292-04: Impact attenuation test results will be provided. These test results shall be certified and submitted on the letterhead of an independent testing lab. Impact attenuation test results shall meet or exceed Consumer Product Safety Commission

Guidelines for impact attenuation (G-max and Head Injury Criterion “H.I.C.”). Test results must be administered and evaluated under the same test and these results must be shown for three drops at each required temperature: 32o, 72o, 120o; yield less than 200 G’s and less than 1,000 H.I.C. Only test results from ASTM testing approved laboratories, F8 committee will be acceptable.

Approved testing laboratories are TSI and Detroit Testing.

II. Permeability: Product shall meet or exceed a coefficient of permeability of 31” per hour.

NOTE: From a geotechnical standpoint, the permeability of a material is a measure of the velocity at which water will flow through the void spaces or pores under a given hydraulic gradient. The product shall handle a minimum of 20” of rainfall per hour.

III. Flammability (PILL test)

NOTE: To assure compliance with a, b, and c installation shall be provided by an approved installer, who has at least five successful installs.

IV. PFAS Within Specified Limits: ASTM D7968: Standard Test Method for Determination of

Polyfluorinated (PFAS) Compounds in Soil by Liquid Chromatography Tandem Mass Spectrometry

(LC/MS/MS)

Albert A. Webb Associates Section 02788 – 3

5/22/2025

1.6 WORKMANSHIP AND QUALITY ASSURANCE

A. The artificial grass is to be installed per manufacturer’s specifications.

B. All artificial grass and components shall be provided by a single source.

1.7 DELIVERY AND STORAGE OF MATERIALS

A. Artificial grass will be delivered in rolls 15’ wide and wrapped in plastic. SafetyFoam Pro™ or approved equal will be delivered on pallets in a separate shipment.

B. Products will be stored out of sight (as much as possible) and secured the same to prevent tampering.

1.8 GUARANTEE/WARRANTY OF THE MATERIAL AND WORKMANSHIP

A. The artificial grass installed under this contract will be warranted for a period of fifteen (15) years for materials and covers the surface for wear, through deterioration and excessive fading/UV degradation. Vandalism and force majeure will not be covered. Written warranty must be submitted by the installer.

B. When defective material or workmanship is discovered which will require repair or replacement, all such repair work or replacement work shall be done by the contractor at its own expense after written notification is given of such required repairs. However, if the contractor fails to comply with the requirements of the above guarantee within a reasonable time after notification is given, the repairs will be made by others at the contractor’s expense.

I. Any unsafe conditions that arise shall be secured and maintained by the installer until all required repairs or replacements have been completed.

II. All resurfacing will conform in kind and quality to the specifications set forth in the plans and specifications and will be free of defects in workmanship and material.

PART 2 - PRODUCTS

2.1 DESCRIPTION OF SYSTEM

Resilient safety surface shall be Playground Grass Academy or approved equal as manufactured by ForeverLawn Inc. or approved equal Resilient safety surface, or approved equal, shall have all of the following requirements independently and collectively:

A. Blades: Primary blades to be field green and secondary blades to be a turf green/tan blend. The primary blades will be 100% polyethylene slit-film. Polyethylene blades will be slit film straight and curled. The secondary blades to be heat set texturized nylon monofilament. Tufting construction requires dual primaries in the same row.

B. Weight: The product face weight will be 48 ounces. With backing, the total weight of the product will be 103 ounces.

C. Tufting: The tufting gauge will be 3/8”, pile height 1 3/4".

D. Backing: The backing shall be a multi-layered, three part:

i. First single layer (stabilized primary consisting of polyester, fiberglass, and polyurethane. It is 18 pic construction and 6 ounces.

Albert A. Webb Associates Section 02788 – 4

5/22/2025

ii. Second layer is a minimum of 40 ounce urethane layer.

iii. Third layer is nonwoven, recycled, geotextile fleece.

E. Seams: Primary seaming system shall be a micromechanical seam, utilizing hook and loop technology.

F. Resilient subsurface padding: SafetyFoam Pro or approved equal which is a closed cell expanded polypropylene panel.

G. Infill: Rubber options include 0.75 -1 lbs. of 10/20 or 14/20 crumb rubber granules per square foot. Sand options include 3.75 - 4 lbs. of 12/20 silica sand, Envirofill®, or T°Cool® or approved equal, per square foot.

PART 3 - EXECUTION

3.1 BASE REQUIREMENTS

A. Playground Grass Systems with SafetyFoam Pro or approved equal:The base shall be angular "down to dust" 3/4" stone, leveled and compacted at a depth of 3" to 4".

B. Playground Grass Systems without SafetyFoam Pro: The base shall be angular "down to dust" 3/4" stone, leveled and compacted at a depth of 3" to 4", and capped with 1 inch of 3/8" clean angular stone.

3.2 PREPARATION

A. The perimeter of the area shall be defined with a composite nailer board, unless an acceptable surface for anchoring the turf currently exists. These nailer boards will be secured into concrete or blacktop, or held in place with rebar spikes.

B. Cleaning: The entire surface shall be clean and free from any foreign and loose material.

3.3 INSTALLATION

A. SafetyFoam Pro or approved equal resilient subsurface padding will be laid out in 2’x4’ interlocking panels over the base.

B. Artificial Turf: The turf will be rolled out in sections, cut around the poles, and seamed together using the micromechanical seaming system as the primary bond.

C. Securing: The turf will be secured around the perimeter. If using nailer boards, 1” stainless steel staples will be used to secure the turf to the boards. Staples will be placed every 3”. (See edge details).

D. Protection: Surface installer shall be responsible for the protection of the rubber surface during the installation process. Surface installer shall be responsible for the protection of the surface during the curing period upon completion of the installation.

M1269 Rev. 03/24

SUNBURST & COMMUNITY PARKS BIO SWALE SOIL PREPARATION

Albert A. Webb Associates Section 0291001-1

12/18/2025

SECTION 02910-01

BIORETENTION SOIL PREPARATION

PART 1 -- GENERAL

1.1 SUMMARY

A. Description: Bioretention facilities are small, landscaped basins intended to provide water quality management by filtering stormwater runoff before release into storm drain systems. This work shall consist of installing bioretention facilities as specified in the

Contract Documents, including all materials, equipment, labor and services required to perform the work.

B. Related Requirements: Review of the General Contract Conditions and General

Requirements, which contain information and requirements that apply to this Section.

C. Work Included:

Provide and install media amendments in all proposed areas to receive plant bioretention soil.

Provide testing and certification of existing and import soils.

Finish grading.

Transporting and storage of soil and planting mediums.

D.. Related Work in Other Sections:

1. Section 012500 – Substitution Procedures

2. Section 013300 – Submittal Procedures

3. Section 328400 – Planting Irrigation

4. Section 329300 – Plants

E. Substitutions: Substitute products will be considered only under the terms and conditions of

1.2 SUBMITTALS

A. Samples and Product Data: Prior to delivery to site, submit samples, certification and manufacturers' literature for the following items:

1. Chemical Additives: mfg. literature and delivery slips.

2. Delivery Slips/Purchase Orders: Three (3) copies of each delivery slip/purchase order for all amendments.

Section 012500

Albert A. Webb Associates Section 0291001-2

12/18/2025

B. Submittal Schedule: At least 45 days prior to the start of construction of bioretention facilities, the Contractor shall submit the source of the Planting Soil for the BSM to the

Engineer and Landscape Architect for approval. No time extensions will be granted should the proposed Planting Soil fail to meet the minimum requirements stated above. Once a stockpile of the Planting Soil has been sampled, no material shall be added to the stockpile.

1.3 QUALITY ASSURANCE

A. Certificates of inspection: Provide those required by law for transportation, with invoice. File copies of certificates with ENGINEER and Landscape Architect after acceptance of material.

Inspection at point of origin does not preclude rejection of materials at project site.

B. Intent: The amendments and quantities included herein are approximate and are for bidding purposes only. Following an on-site soil analysis by the Project Agronomist, composition and mix ratios of amendments may change. The contract price shall be adjusted accordingly.

1.4 PRODUCT DELIVERY, STORAGE AND HANDLING

A. Labeling: Furnish standard products in unopened manufacturer's standard containers bearing original labels showing quantity, analysis and name of manufacturer.

B. Storage: Store products with protection from weather or other conditions which would damage or impair the effectiveness of the product.

1.5 ANALYSES OF SAMPLES AND TESTS

A. Sampling: ENGINEER and Landscape Architect reserves the right to take and analyze samples of materials for conformity to specifications at any time. Furnish samples upon request by ENGINEER or Landscape Architect

B. Rejected Materials: Remove rejected materials immediately from the site at Contractor's expense.

C. Testing: Contractor shall pay the cost of testing materials not meeting specifications.

1.6 FINAL ACCEPTANCE

A. Acceptance: Work will be accepted by the ENGINEER and Landscape Architect upon satisfactory completion of all soil preparation work.

B. Notification: Notify ENGINEER and Landscape Architect for review of soil preparation prior to proceeding with planting operations.

PART 2 -- PRODUCTS

MATERIAL SPECIFICATION

Albert A. Webb Associates Section 0291001-3

12/18/2025

No. 57 Aggregate ASTM 633

No. 7 Aggregate ASTM 633

Underdrain and Outlet Pipe, 4-inch AASHTO M278

Mulch, 2x Shredded Hardwood Bark See below.

Plant Materials See below.

Water See below.

Limestone ASTM C25

Iron Sulfate See below.

Magnesium Sulfate See below.

Potash See below.

Bioretention Soil Mixture: The Bioretention Soil Mixture (BSM) is a mixture of planting soil, mulch, and sand consisting of the following:

ITEM

COMPOSITION BY

VOLUME

REFERENCE

Planting Soil 30% See below.

Shredded 2x Hardwood Mulch 20% See below.

Sand 50% ASTM C33 Fine Aggregate

The USDA textural classification of the Planting Soil for the BSM shall be LOAMY SAND OR SANDY LOAM. The Planting Soil shall be salvaged or furnished. Additionally, the Planting Soil shall be tested and meet the following criteria:

ITEM

PERCENT BY

WEIGHT

TEST METHOD

Sand (2.0 – 0.050 mm) 50 – 85% AASHTO T88

Silt (0.050 – 0.002 mm) <5% AASHTO T88

Clay (less than 0.002 mm) <5% AASHTO T88

Organic Matter 1.5 – 10% AASHTO T194

Albert A. Webb Associates Section 0291001-4

12/18/2025

The textural analysis for the planting Soil shall be as follows:

ASTM E11 SIEVE

SIZE

MINIMUM

PERCENT

PASSING BY

WEIGHT

2 in. 100

No. 4 90

No. 10 80

The Bioretention Soil Mixture (BSM) shall be a uniform mix, free of stones, stumps, roots or other similar objects larger than two inches in any direction, excluding mulch. No other materials or substances shall be mixed or dumped within the bioretention area that may be harmful to plant growth or prove a hindrance to the planting or maintenance operations.

The Bioretention Soil Mixture shall be tested and meet the following criteria:

Item Criteria Test Method

Corrected pH 5.5 – 7.5 ASTM D4972

Magnesium Minimum 32 ppm *

Phosphorus (Phosphate - P2O5) Not to exceed 69 ppm *

Potassium (K2O) Minimum 78 ppm *

Soluble Salts Not to exceed 500 ppm *

* Use authorized soil test procedures.

Should the pH fall outside of the acceptable range, it may be modified with lime (to raise) or iron sulfate plus sulfur (to lower). The lime or iron sulfate must be mixed uniformly into the BSM prior to use in bioretention facilities.

Should the BSM not meet the minimum requirement for magnesium, it may be modified with magnesium sulfate. Likewise, should the BSM not meet the minimum requirement for potassium, it may be modified with potash. Magnesium sulfate and potash must be mixed uniformly into the BSM prior to use in bioretention facilities.

Planting soil and/or BSM that fails to meet the minimum requirements shall be removed from the project site and replaced at no additional cost to the Administration. Mixing of the corrective additives to the BSM is incidental and shall be at no additional cost to the Owner.

Mixing of the BSM to a homogeneous consistency shall be done to the satisfaction of the Engineer and Landscape Architect

Albert A. Webb Associates Section 0291001-5

12/18/2025

Limestone. Limestone shall contain not less than 85 percent calcium and magnesium carbonates.

Dolomitic (magnesium) limestone shall contain at least 10 percent magnesium as magnesium oxide and

85 percent calcium and magnesium carbonates.

Limestone shall conform to the following gradation:

SIEVE

SIZE

MINIMUM

PERCENT

PASSING

BY WEIGHT

No. 10 100

No. 20 98

No. 100 50

Iron Sulfate. Iron sulfate shall be a constituent of an approved horticultural product produced as a fertilizer for supplying iron and as a soil acidifier.

Magnesium Sulfate. Magnesium sulfate shall be a constituent of an approved horticultural product produced as a fertilizer.

Potash. Potash (potassium oxide) shall be a constituent of an approved horticultural product produced as a fertilizer.

Excavation. If the soil is classified as a clay soil (USDA textural classification), the rototilling shall not be done where the soil supports the aggregate bed underneath the underdrain. (See underdrain specifications below.) Clay soils beyond the edge of the aggregate bed shall be first overlain with a BSM layer 3 inches thick, and then roto-tilled to a depth 6 inches below the surface of the BSM layer.

Underdrain. Underdrains shall be outletted into drainage structures whenever possible. Outlets that empty into a drainage structure shall be positioned at a minimum of 6 in. above the normal flow level in the structure and shall be constructed of normal underdrain pipe. A minimum of 18 in. of cover over the pipe shall be maintained. When outletted to a slope or ditch, the outlet pipe shall slope a minimum of 0.5% percent unless otherwise directed by the Engineer

PART 3 -- EXECUTION

3.1 EXECUTION

A. Description: Bioretention facilities shall not be constructed until all contributing drainage areas are stabilized as shown on the Contract Plans and to the satisfaction of the Engineer and

Landscape Architect. Bioretention facilities shall not be used as sediment control facilities.

No heavy equipment shall operate within the perimeter of a bioretention facility during excavation, underdrain placement,…