Erwin Park McKinney, TX

14 January 2026

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PLAY STRUCTURES

SECTION 11 68 16

PLAY STRUCTURES

PART 1- GENERAL

1.01 SUMMARY

A. Section Includes:

1. Play Structures.

B. Related Sections:

1. Division 01: Administrative, procedural, and temporary work requirements.

1.02 Reference

A. ASTM International (ASTM)

1. F1487 - Standard Consumer Safety Performance Specification for Playground Equipment for Public Use.

B. F2373 - Standard Consumer Safety Performance Specification for Public Use Play Equipment for Children 6 Months through 23 Months.

1.03 Submittals

A. Submittals for Review:

1. Shop Drawings: Include equipment layout, dimensions, accessories, connections, and attachments.

2. Product Data: Include product attributes, materials, finishes, and accessories.

3. Samples: 3 x 6-inch samples of each finish material.

B. Quality Control Submittals:

1. Certificate of Compliance: Certification by and independent testing laboratory whose products furnished meet ASTM F1487 and ASTM F2373.

C. Closeout Submittals:

1. Operation and Maintenance Data.

1.04 QUALITY ASSURANCE

A. Installer Qualifications:

1. Minimum 3 years’ experience in work of this Section.

2. Successful completion of minimum of 3 projects of similar scope and complexity withing the past 5 years.

1.05 WARRANTIES

A. Provide manufacturer’s 15-year warranty on support materials and decks against structural failure caused by corrosion, defective materials, or defective workmanship.

PART 2 – PRODUCTS

2.01 MANUFACTURER UNITS

A. Play Structures:

1. Components: As indicated on Drawings, OR APPROVED SIMILAR.

2. Meet requirements of ASTM F1487 and ASTM F2373.

3. Provide components by the same manufacturer throughout.

14 January 2026

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PLAY STRUCTURES

2.01 ACCESSORIES

A. Anchors and Fasteners: Series 300 stainless steel type or as recommended by equipment manufacturer.

PART 3 – EXECUTION

3.01 INSTALLATION

A. Install equipment in accordance with manufacturer’s instructions and approved Shop Drawings.

B. Set plumb, lever, rigid, and aligned.

3.02 ADJUSTING

A. Touch up minor scratches and abrasions in finished surface to match original finish.

END OF SECTION

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CONCRETE PAVING

SECTION 32 13 13

PART 1 - GENERAL

1.01 RELATED DOCUMENTS

A. Provisions established within the General and Supplementary General Conditions of the Contract, Division

1 - General Requirements, and the Drawings are collectively applicable to this Section.

1.02 SUMMARY

A. Section Includes: New concrete walks, curbs and gutters, paving, approaches, and other concrete flatwork outside the building.

B. Related Sections:

1. Section 31 0000 - Earthwork

1.03 REFERENCES

A. ACI 304 - Recommended Practice for Measuring, Mixing, Transporting, and Placing Concrete.

B. ACI 305 - Recommended Practices for Hot Weather Concreting.

C. ACI 306 Recommended Practices for Cold Weather Concreting.

D. ANSI/ASTM D1751 - Preformed Expansion Joint Fillers for Concrete Paving and Structural Construction.

E. ANSI/ASTM D1752 - Preformed Sponge Rubber and Cork Expansion Joint Fillers for Concrete Paving and

Structural Construction.

F. ASTM C309, Type II – Standard Specification for Liquid Membrane-Forming Compounds for Curing

Concrete.

G. NCTCOG - Standard Specifications for Public Works Construction.

1.04 QUALITY ASSURANCE

A. Perform work in accordance with ACI 301.

B. Obtain materials from same source throughout.

C. City Standards: Street sidewalks, curbs and gutters, and approaches shall be constructed to meet or exceed the requirements of the City standard specifications (or NCTCOG) where the City standards are applicable.

1.05 SUBMITTALS

A. Product Data: Submit concrete mix designs in accordance with SECTION 01 3323 - SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

B. Include data on joint filler, admixtures and curing compounds.

C. Submit manufacturer's instructions under provisions of SECTION 01 3323 - SHOP DRAWINGS, PRODUCT

DATA, AND SAMPLES.

D. Confirm proposed joint layout shown on plans; submit revised layout for approval prior to starting work.

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1.06 ENVIRONMENTAL REQUIREMENTS

A. Do not place pavement when base surface or ambient temperature is less than 40 degrees F, or if base surface is wet or frozen.

PART 2 - PRODUCTS

2.01 MATERIALS

A. Portland Cements: ASTM C 150, Type I, domestic manufacture.

B. Fly Ash: ASTM C 618, Class F or C.

C. Fine Aggregate: ASTM C 33, washed sand with a fineness modulus of between 2.50-3.00.

D. Coarse Aggregate: ASTM C 33, clean crushed stone or washed gravel. The nominal maximum particle size shall not exceed 1/5 of the narrowest dimension between forms or ¾ of the minimum clear spacing between reinforcing bars.

E. Admixture: ASTM C 494, Types "A", "D" and "E", water reducing, chloride-free admixture. Product manufacturer; one of the following:

PSI; Gifford-Hill & Co., Inc.

Pozzolith; Master Builders Plastocrete; Sika Chemical

F. Air-Entraining Admixture: ASTM C260, certified by manufacturer to be compatible with other required admixtures, equal to Master Builders "Micro Air".

G. Water: ASTM C 94, Clean and potable.

H. Evaporation Retarder: Waterborne, monomolecular film forming, manufactured for application to fresh concrete.

I. Formwork:

1. Form Materials: Plywood, metal, metal-framed plywood, or other approved panel-type materials to provide full-depth, continuous, straight, smooth exposed surfaces.

2. Use flexible or curved forms for curves of a radius 100 feet or less.

3. Use forms of size and strength to resist movement during concrete placement.

4. Form-Release Agent: Commercially formulated form-release agent that will not bond with, stain, or adversely affect concrete surfaces and will not impair subsequent treatments of concrete surfaces.

J. Reinforcement:

1. Reinforcement Bars: ASTM A 615, Grade 60, deformed.

2. Joint Dowel Bars: Plain steel bars, ASTM A 615, Grade 60. Cut bars true to length with ends square and free of burrs. Provide with closed sleeves at one end to allow one-inch movement.

3. Tie Bars: ASTM A 615, Grade 60, deformed.

4. Bar Supports: chairs for spacing, supporting, and fastening reinforcement bars, and dowels in place.

Manufacture bar supports according to CRSI's "Manual of Standard Practice" from plastic to support bars at the proper depth per the details.

K. Concrete shall meet the requirements specified in plans and specification. Paving shall be a minimum of

6.0 sack of cement content per cubic yard with a minimum compressive strength of 4,000 psi at 28 days.

(Entrained Air: 3-6%, Slump: 3-5 inches, Fly Ash Replacement – 20% max).

L. Expansion Joint Filler:

1. ASTM D 1751 preformed strips of asphalt saturated cane fiberboard for joints in standard finished flatwork (walks, curbs and gutters).

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2. ASTM D 1752, Type I preformed strips of elastic sponge rubber compound for joints to be caulked with sealant and joints in architectural concrete flatwork.

3. The use of redwood for expansion joints is strictly prohibited.

M. Type SL Silicone Sealant for Concrete and Asphalt: Single-component, low-modulus, neutral-curing, self-leveling silicone sealant complying with ASTM D 5893 for Type SL.

Product manufacturer; one of the following:

Crafco Inc.; RoadSaver Silicone SL.

Dow Corning Corporation; 890-SL.

N. Joint Sealant Backer Rod:

1. Provide joint-sealant backer materials that are non-staining; 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.

2. Round Backer Rods for Cold-Applied Sealants: ASTM D 5249, Type 3, of diameter and density required to control sealant depth and prevent bottom-side adhesion of sealant.

2.02 MIXING AND DELIVERY

A. Measurement of concrete materials, mixing, and delivery of fresh concrete to the project shall meet the requirements of ASTM C 94. Transit-mixed concrete supplier shall have a plant with sufficient capacity and transportation facilities to assure continuous delivery at the rate required.

B. Mix concrete in accordance with ASTM C94, Alternative No. 2, or ACI 304.

C. Deliver concrete in accordance with ASTM C94.

D. Select proportions for normal weight concrete in accordance with ACI 301 Method 1. Mix not less than one minute after materials are in mixer.

E. Do not transport or use concrete after 90 minutes has expired from time of initial mixing.

PART 3 - EXECUTION

3.01 INSPECTION

A. Verify compacted subgrade is ready to support paving and imposed loads, free of frost, smooth and properly compacted.

B. Verify gradients and elevations of base are correct, and proper drainage has been provided so that water does not stand in the area to receive paving.

C. Beginning of installation means acceptance of existing conditions

3.02 PREPARATION

A. Moisten base to minimize absorption of water from fresh concrete.

B. Notify Architect, Owner, and testing laboratory, minimum 24 hours prior to commencement of concreting operations.

C. Grade Control: Establish and maintain the lines and grades for concrete site work items by means of line and grade stakes. Complete any fine grading required to prepare the subgrade. Maintain the finished subgrade cushions in a satisfactory condition.

3.03 INSERTS AND ACCESSORIES

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A. Make provisions for installation of inserts, accessories, anchors, and sleeves.

3.04 INSTALLATION

A. Forming: Set forms to lines and grades, and brace and secure to withstand wet concrete without deflection or leakage. Stake forms securely in position with joints keyed to prevent relative displacement. Clean and oil forms each time they are used. Refer to Section 03 11 00 for additional installation requirements.

1. Walks: 4" and 5” thick. Surfaces shall be crowned or sloped to drain.

2. Curbs and Gutters: As detailed.

3. Paving, Drive Approaches: Thicken edges as required.

a. 5" thick – Light-Duty Parking Areas Traffic (Parking Areas)

b. 6" thick – Medium-Duty Parking Areas (Drives and Fire Lanes)

c. 7” thick – Service Docks and Dumpster Areas

B. Reinforcing: Install reinforcing to meet the requirements of SECTION 03 2000 - CONCRETE REINFORCEMENT. Where reinforcement is not specifically detailed, reinforce pavement with and flatwork with #3 rebars at 18" O.C. each way.

C. Concrete: Place concrete to meet the requirements of SECTION 03 3000 - CAST-IN-PLACE CONCRETE.

1. Place concrete in accordance with ACI 301 and 304. Deposit concrete so that specified slab thickness will be obtained with use of a vibratory screed and finishing operations. Minimize handling to prevent segregation. Consolidate concrete by suitable means to prevent formation of voids or honeycombs.

Exercise care to prevent disturbance of forms and reinforcing and damage to vapor retarder. Place concrete to lines and levels shown, properly sloped to drain into adjacent yard areas or drainage structures.

2. Hot Weather Placement: ACI 305.

3. Cold Weather Placement: ACI 306.

4. Ensure reinforcement, inserts, embedded parts, and formed joints are not disturbed during concrete placement.

5. Place concrete continuously between predetermined construction joints. Do not break or interrupt successive pours such that cold joints occur.

6. The Contractor shall not back over the steel at any time while pouring concrete. Construction sequencing efforts shall be utilized in order to successfully make each concrete pour. If necessary, the Contractor shall utilize concrete pumping to perform the work.

D. Expansion Joints: Locate expansion joints around fixed objects within or abutting concrete, and at intervals of not more than 35 ft. O.C. along walks and curbs and 150 ft. O.C. along drive and parking paving unless otherwise shown on the plans.

1. Install preformed filler with the top edge approximately 1/4" below the finished concrete surface to leave a neat, straight joint.

2. Joints shall be ½" wide unless specifically dimensioned otherwise on the drawings. Joint edges shall be rounded with an edging tool.

3. There shall be no connection by reinforcement or keyway across expansion joints. Joints shall be held in alignment with sleeved, smooth dowels where required.

4. The use of redwood expansion joints is prohibited.

E. Scoring:

1. Saw cut walks, approaches, and paving using an abrasive or diamond blade. Cut joint width shall be

1/8" and depth shall be 1/4" deep at walks and 1/3 slab thickness at approaches and paving. Cutting of joints must be done as soon as concrete surface is firm enough not to be torn or damaged by the blade (within 4 to 12 hours), and before random shrinkage cracks can form in the concrete slab.

a. Score walks at approximately 5-foot intervals each way. Where walks abut curbs, the scoring of walks and curbs shall align.

b. Score curbs and curbs and gutters at approximately 5-foot intervals.

c. Score approaches and paving at approximately 10-foot intervals each way or as shown.

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F. Standard Finishing: Strike slabs off true by double screeding to the required level at or below the elevations and grades shown on the drawings. Set edge forms and screed strips accurately to produce the designated elevations and contours.

1. Walks: Float with wood floats to true planes with no coarse aggregate visible. Hand trowel to produce smooth surfaces. Brush surfaces with a soft fiber brush to produce a uniformly striated finish. Edge concrete surfaces with a rounded edging tool.

2. Curbs and gutters: All curbs shall be formed and finished with a preformed mechanical mule. No hand formed curbs shall be allowed except in those areas that require transitioning to a laydown curb, inlet or radii less than 4 feet. Cross brush surfaces with a soft fiber brush to produce a fine brush finish.

3. Approaches: Screed and float to a monolithic medium float finish and belt with a canvas belt to produce a herringbone texture finish.

a. Curb Ramps: Provide tooled grooves with chemical staining of concrete as detailed.

b. Paving: Vibratory screed the concrete. The vibratory screed shall run along the forms for all paving areas except intersections. The use of a hand-held vibratory screed may be used at intersections. If concrete pavement areas will be hand-poured, contractor shall have adequate hand-held concrete vibrators during construction. The surface shall be troweled and edged with a steel trowel and then broomed to obtain a smooth, uniform brush finish.

G. Curing:

1. Cure concrete 7 days. Coat exposed surfaces with white pigmented curing compound and protect surfaces from pedestrian and vehicular traffic during the curing period. Damaged areas shall be re-sprayed. Curing compound shall conform to the specifications of ASTM C309, Type 2.

2. Removing Forms: Forms shall remain in place for at least 12 hours after concrete has been placed and finished. Remove forms without damaging the concrete. Bars and heavy tools shall not be used to pry against the concrete in removing the forms. Backfill all curbs.

3.05 FIELD QUALITY CONTROL

A. Concrete Tests: Testing and acceptance of concrete shall meet the requirements specified in the plans and specifications and by the geotechnical firm.

B. Grade and Smoothness Tests:

1. Plan Grade: Finished surface of the flatwork shall not vary more than 0.04 ft. above or below the plan grade or elevation. Finished surfaces of abutting pavement and walks shall coincide at their juncture.

Where a new pavement or walk abuts an existing surface, transition pavement or walk strip shall be installed.

2. Surface Smoothness: Finished surface of the flatwork shall have no abrupt changes of more than 1/8" and shall not deviate from the testing edge of a 12 ft. straight edge more than 1/4" plus or minus tolerance. Flow line of gutters shall not deviate from the testing edge of a 10 ft. straight edge more than 1/8" plus or minus tolerance.

C. Concrete Cracking:

Contractor is responsible for controlling all concrete cracking. If more than one (1) crack per panel occurs, the Contractor may be required to remove and replace the panel as directed by the Engineer or Owner.

3.06 CLEANING

A. Remove debris, scraps, surplus materials, tools and equipment from the premises upon completion of the work. Clean concrete droppings from walks and curbs. Leave the graded areas free of debris and rubble.

3.07 PROTECTION

A. Immediately after placement, protect concrete under provisions of SECTION 01 5000 – CONSTRUCTION FACILITIES AND TEMPORARY CONTROLS from premature drying, excessive hot or cold temperatures, and mechanical injury.

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B. The pavement shall be closed to all traffic, including vehicles of the Contractor, until the concrete is at least

7 days old or has attained a minimum average of 3,000 psi compressive strength. Repair any damage to the pavement prior to the acceptance by Owner at no additional cost to the Owner. This does not relieve the Contractor from the normal liabilities, and maintenance responsibilities, implied or otherwise, for the pavement or other items.

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HYDROMULCHING

SECTION 32 92 13

1.01 GENERAL CONDITIONS

The requirements of the "General Conditions of the Contract" shall apply to all work of this Section with the same force and effect as though repeated in full herein.

1.02 SCOPE OF WORK

A. Furnish all labor, material, equipment, and services necessary to provide all landscape hydro-seeding work, complete in place, as shown on the drawings and as specified.

B. Work specified in this Section: The work includes, but is not necessarily limited to:

1. Soil preparation

2. Fine grading

3. Seeding via Hydrosprayer (A slurry of seed, fertilizer, water, tackifiers, biologically active soil conditioners, a color dye, and organic mulch fibers)

4. Clean-up

5. Maintenance

C. Related work in other Sections:

1. 32 93 00 TREES, SHRUBS, AND GROUNDCOVERS

2. 32 92 23 SODDING

D. Definition: The term of "Landscape Architect" shall refer to Teague Nall and Perkins, Inc., 5237 N.

Riverside Drive, Suite 100, Fort Worth, Texas 76137.

E. Comply with applicable requirements of the following standards. Where these standards conflict with other specified requirements, the most restrictive requirements shall govern.

1. American Society for Testing and Materials (ASTM): D 1557 Moisture Density Relations of Soils and

Soil Aggregate Mixtures Using 10 lb. (4.54 kg) Rammer and 18 in. (457mm) Drop.

1.03 SUBMITTALS

A. Samples and Product Information (Cut sheets): Representative samples or product information of the following materials shall be provided to the Landscape Architect from the supply source that is to be used for turf seeded areas and native wildflower or native grass seeded areas:

1. Topsoil (one-quart baggie)

2. Soil Amendments

3. Fertilizer: specifications and guaranteed analysis.

4. Biological Amendments: ingredients, chemical analysis, and manufacturer.

5. Seed type and purity analysis. Save labels for field inspection by LA.

6. Tackifier material components and manufacturer.

7. Hydromulch manufacture and type of mulch to be used.

8. Biotic Soil Media

B. Construction Schedule: At least two weeks prior to start of work, submit seeding schedule.

C. Maintenance: Submit three copies of typewritten instructions recommending procedures to be established by the Owner for the maintenance of the lawns for an entire year. Submit prior to Notice of Substantial Completion. See PART 3, 90 DAY MAINTENANCE.

D. Chemicals: Submit products, rates of application, and anticipated uses of any pesticides, herbicides, and fumigants.

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A. Contractor's Qualifications

1. The work of this section shall be performed by a Contractor specializing in hydro-seeding.

2. The Contractor shall have successfully completed at least 5 installations of this type, size, and complexity in the last four years.

B. Materials shall comply with all government regulations prevailing at the supply source and the job site.

C. Fertilizers; Mixed Commercial. Federal Specification: 0-F-241D

1.05 DELIVERY, STORAGE, AND HANDLING

A. Handling and Storage of Seed: Seed shall be kept dark, cool (between 40-50 degrees F), and dry until time of planting.

1.06 JOB CONDITIONS

A. Do not install seed on saturated, excessively dry, or frozen soil.

B. Seed installation shall be subject to suitability of the weather and other conditions affecting seed germination.

C. Planting season may be extended only with the written permission of the Landscape Architect.

1.07 SAMPLES AND TESTS

A. The Landscape Architect reserves the right to take and analyze samples of materials for conformity to specifications at any time. The Contractor shall furnish samples upon request by the Landscape Architect. Rejected materials shall be immediately removed from the site at the Contractor's expense.

Cost of the testing of materials not meeting specifications shall be paid by the Contractor.

B. After rough grading is complete, Contractor shall order and pay for a soil test which includes recommendations. Take a minimum of one soil test per 10 acres - or more as site conditions mandate.

Take approximately 15 cores from each uniform soil area. Mix them thoroughly in a clean plastic or paper container. Fill the soil sample bag one-third to one-half full from this representative sample.

Acceptable labs are:

1. TPS Lab: “SO-05, TPSL® Plant Natural™ Soil Test + LOI Organic Matter + Solvita®”

2. A&L Plains Agricultural Laboratories: “Basic Test S2” and “Basic Test S3” and “Organic Matter – by

Combustion” (all three tests are required)

C. Submit results to Landscape Architect for adjustment to soil amendments and fertilizers.

1.08 MAINTENANCE

A. All stored plant material shall be maintained in a healthy, vigorous condition by the Contractor.

Maintenance includes, but is not necessarily limited to, mowing, weeding, edging, watering, trash removal, street and gutter cleaning, erosion repair, removal of siltation in drainage areas, and insect and disease chemical applications. The storage area shall be mowed, weeded, and trimmed weekly during the course of construction and the life of the storage area.

B. Within the limits of construction, the site shall be maintained in a neat, well-kept appearance by the

Contractor. Maintenance includes, but is not necessarily limited to, mowing, weeding, edging, watering, trash removal, street and gutter cleaning, erosion repair, removal of siltation in drainage areas, and insect and disease chemical applications.

C. Contractor shall maintain plant material as described in PART 3, 90-DAY MAINTENANCE.

1.09 GUARANTEE AND REPLACEMENT

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A. Warrant all hydromulched areas for a period of one year from date of Notice of Substantial Completion, to be at least the quality and conditions as at Final Acceptance. Promptly reseed bare or unacceptable areas during the warranty period as directed by the Landscape Architect.

B. Lawns shall be uniform in color, grass type, leaf texture, leaf, and root density, and free from weeds, diseases, and other visible imperfections at acceptance. Other hydromulch areas shall be healthy and fully covering the ground with significant growth on all parts of the plants.

C. Damage to the irrigation system by other trades or persons (such as shutting off of water or power to the irrigation system) shall not affect the warranty. This means that, especially in the warm season, the Contractor shall make daily visits to the site to inspect and repair the irrigation system up until final acceptance.

1.10 FINAL INSPECTION AND ACCEPTANCE

A. The Landscape Architect will inspect all work for Substantial Completion upon written request of the

Contractor. The request shall be received at least ten calendar days before the anticipated date of inspection.

B. Acceptance will be based on establishment of a uniform stand of turf grass, defined as coverage of specified grass at a density of 95 percent coverage, with no bare spots greater than one square foot, free of weeds, undesirable grass species, disease, and insects. For grass varieties selected, allow a minimum of 90 days for establishment and maintenance.

C. In areas that are grassed and not irrigated, grass will be established and the Landscape Architect will inspect the work for Substantial Completion upon written request from the Contractor. Unirrigated grass areas must be fully established to the same standard as fully irrigated grass areas.

D. Upon completion and re-inspection of all repairs or renewals necessary in the judgment of the

Landscape Architect, the Landscape Architect will recommend to the Owner that the work of this Section be accepted.

PART 2 - MATERIALS

2.01 HYDROMULCHING

A. Seed shall be fresh, clean, dry new crop seed tested for minimum percentages of purity and germination and label in accordance with the U.S. Department of Agriculture regulations. Seed tags shall not be more than 9 months old.

1. Pure Live Seed (PLS) shall not be less than 90 percent.

2. Maximum weed content shall be 0.30 percent.

B. Bermuda seed type shall be hulled certified ‘Sahara II’ Bermuda by Pennington Seed. Seed shall contain certified seed composed of the following PLS (by weight):

1. Material: Permanent seed variety.

2. Seed: Must be Certified Sahara II.

3. Inert Material: Less than 1%.

4. Other Crop Seed: Less than .5%.

5. Weed Seed: Less than 1%.

6. Coating: MYCO Advantage coated.

7. Packaging: 25lb Plastic container

C. Rabbit Turf seed mix. Seed shall be from Browning Seed (800) 243-5271. Seed mix shall contain certified seed composed of the following PLS (by weight):

1. 49% Buffalo Grass – ‘SWI 2000’

2. 49% Blue Grama Grass

3. 2% Curly Mesquite

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D. Mid-State Native Grass Seed Mix. Seed shall be from Browning Seed (800) 243-5271 and contain certified seed composed of the following PLS (by weight):

1. 25% - 35% Buffalo Grass – ‘SWI 2000’

2. 15% - 25% Little Bluestem

3. 15% - 25% Side Oats Grama

4. 5% - 10% Bluegrama

5. 5% - 10% Curly Mesquite

6. 5% - 10% Sand Dropseed

E. Praire Masterpiece Seed Mix. Seed shall be from Browning Seed (800) 243-5271 and contain certified seed composed of the following PLS (by weight):

1. 20% - 25% Buffalo Grass – ‘SWI 2000’

2. 15% - 25% Side Oats Grama

3. 5% - 15% Little Bluestem

4. 5% - 15% Bluegrama

5. 4% - 8% Texas Bluebonnet

6. 2% - 5% Indian Blanketflower

7. 2% - 4% Black-Eyed Susan

8. 2% - 5% Mexican Hat

9. 2% - 5% Plains Coreopsis

10. 2% - 5% Purple Coneflower

11. .5% - 1% Lemon Beebalm

F. Midway Seed Mix. Seed shall be from Native American Seed Co. (800) 728-4043 and contain certified seed composed of the following PLS (by weight): Percentages of each seed contained in the mix differs year to year.

1. .005% - .01% Red Three-Awn

G. Root Inoculant: SaberEx for Wheat and Cereals by ABM (or approved equal). Apply as a dry seed treatment prior to seeding:

1. Active Ingredient: 1.0% Trichoderma harzianum 2.5x10 7 cfu/gm

2. Inert Ingredients: Graphite 60.0%, Cellulose 24.0%, Talc 15.0%

H. Tackifier: By Profile Products or approved equal. Tackifier shall be included in Hydromulch and factory mixed. Follow manufacturer’s recommendations.

I. pH Soil Doctor: (granular humate soil amendment) from Browning Seed, Inc. (800) 243-5271, http://www.browningseed.com or approved equal, with formulation of:

1. Humic Acid 37.50%

2. Calcium (CaSo4) 10.00%

3. Sulfur (S) 7.00% (to lower pH)

4. Calcium Sulfate(CaSo4) 34.00% (Derived from quarried calcium sulfate)

5. Water Soluble Binder-lignosulfonate .50%

J. ProGanics Biotic Soil Media, by Profile Products to be used on all hydromulch and seeded areas.

K. Fertilizer for Hydromulch areas: Italpollina 4-4-4 or approved equal. Product shall be an OMRI registered organic fertilizer of a guaranteed analysis, 4-4-4, containing no less than 41% total organic Carbon, 71% organic matter, and 5% humic acid. Contact: Allen Olson (817) 368-8615, allen@gdrsystems.net

L. Hydromulch: Shall be manufactured by Profile Products LLC or approved equal. Hydromulch shall be a fully biodegradable, Hydraulic Mulch composed of 100% recycled Thermally Refined wood fibers, cellulose fibers, and wetting agents (including high-viscosity colloidal polysaccharides). Hydromulch shall be phytosanitized, free from plastic netting, and upon application form an intimate bond with the soil surface to create a porous, absorbent and flexible erosion resistant blanket that allows for rapid germination and accelerated plant growth.

1. Seeded areas less than 5:1 slope: Soil Cover Blend with Tack, by Profile Products:

a. Thermally Refined® Wood Fibers (minimum) – 58%

b. Cellulose Fiber (maximum) – 27% mailto:allen@gdrsystems.net

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c. Polymer Tackifier – 3% ± 0.5%

d. Moisture Content – 12% ± 3%

2. Seeded areas with slopes 5:1 or greater: Flexterra HP-FGM, by Profile Products:

a. All components of the HP-FGM shall be pre-packaged by the Manufacturer to assure both material performance and compliance with the following values. Under no circumstances shall field mixing of components be permitted. No chemical additives with the exception of fertilizer, soil neutralizers and biostimulant materials should be added to this product.

b. Thermally Processed* (within a pressurized vessel) Virgin Wood Fibers – 80%

c. *Heated to a temperature greater than 380 degrees Fahrenheit (193 degrees Celsius) for 5 minutes at a pressure greater than 50 psi (345 kPa)

d. Wetting agents (including high-viscosity colloidal polysaccharides, cross-linked biopolymers, and water absorbents) – 10%

e. Crimped Biodegradable Interlocking Fibers – 5%

f. Micro-Pore Granules – 5%

2.02 TOPSOIL

A. All existing topsoil stripped for this work and suitable for reuse shall be stored on site as directed by the

Landscape Architect. Dispose of all excess topsoil on the site as directed by the Landscape Architect.

B. Utilize on-site and imported topsoil to provide a minimum six inch (6”) layer of approved soil for hydromulch installation as specified and indicated on the Drawings.

C. If on-site topsoil is not available, imported topsoil shall be used as indicated on the drawings and as follows:

1. Imported Top Soil shall be natural, loose, fertile, friable, screened agricultural soil, having characteristics of representative productive soils in the vicinity, and obtained from naturally well-drained areas. Imported soil for seeded areas to be: “Enriched Top Soil”, by Soil Building Systems,

(972) 831-8181, or approved equal, submit a 1-quart package with supplier label attached to sample

2. Silt plus clay content of the import soil shall not exceed 20% by weight with a minimum 95% passing the 2.0 millimeter sieve. The sodium absorption ratio (SAR) shall not exceed 6 and the electrical conductivity (ECe) of the saturation extract of this soil shall not exceed 3.0 millimhos per centimeter at 25 degrees centigrade. The boron content shall be no greater than 1 part per million as measured on the saturation extract. In order to insure conformance, samples of the import soil shall be submitted to the laboratory for analysis prior to, and following, backfilling.

3. Imported top soil shall be free of insects, harmful nematodes, soil-borne diseases, toxins, heavy clay, select fill, inorganic subsoils, heavy metals, trash, petroleum by-products, rocks over 1” diameter, rubble, roots, weeds, or weed seeds.

4. Imported topsoil shall have a pH between 6.5 - 7.3.

PART 3 - EXECUTION

3.01 INSPECTION

A. Obtain written certification from the General Contractor that final grades to within 0.10' have been established prior to commencing planting operations. Provide for inclusion of all amendments, settling, etc. The Contractor shall be responsible for shaping all planting areas as indicated on the drawings, or as directed by the Landscape Architect.

B. Inspect site to ensure that it is ready to be seeded and that irrigation system is working for all areas to receive seed.

3.02 EXCAVATION

A. In all hydromulched and seeded areas, the Contractor shall thoroughly remove from the construction site all limestone and rocks larger than 3/4" in diameter to a minimum depth of 6”. The LA shall verify that this is complete before the Contractor is authorized to proceed with fill of specified topsoil or grading.

Scarify subsoil after removal of rock and limestone before adding topsoil so as to break up any surface tension.

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B. The Contractor shall thoroughly remove from the construction site all the following particles that are larger than 3/4" in diameter: inorganic select fill, clay clods, limestone, construction debris, mortar, concrete, paint, paint thinner, chemicals, weeds, plastic, paper, steel, wire, mortar, masonry, construction debris, and other substances that are harmful to plant growth. Remove the above items to these depths: 6” minimum in turf and seed areas, and 18" minimum in planting beds. The LA shall verify that the above items are removed before the Contractor is authorized to proceed with fill with specified topsoil or grading. DO NOT PLACE ANY FILL ON CONSTRUCTION DEBRIS.

C. After clean-up described above and establishment of subgrade, drag entire planting area with teeth of bucket to scarify subsoil to a depth of 4” to break up surface tension and allow water to pass downwards through the soil.

D. If soils are rocky or full of limestone or heavy clay, install irrigation system before adding topsoil to keep limestone or clay below imported topsoil and the root zone of plants.

E. Excavation for planting shall include the stripping and stockpiling of all acceptable topsoil encountered within the areas to be excavated for trenches, tree holes, plant pits, and planting beds.

F. Excess soil generated from the planting holes and not used as backfill or in the establishment of the final grades, shall be removed to an on-site location, as approved by the Owner. Unacceptable excess soil shall be removed to an appropriate off-site location.

G. Protect all areas from excessive compaction when trucking plants or other material to the planting site.

Existing vegetation identified by the Landscape Architect to remain, shall be protected from trucking operations during construction.

3.03 PRE-PLANT WEED CONTROL

A. After the irrigation system is operational and approved by the Landscape Architect, apply water for seven (7) to ten (10) calendar days, as needed to achieve weed germination.

B. If live perennial weeds exist on site at the beginning of the work, spray with a non-selective, systemic contact herbicide, as recommended and applied by an approved, licensed landscape pest control applicator. Leave sprayed plants intact for at least fourteen (14) days to allow systemic kill. Reapply at 2-week intervals until a complete kill is achieved.

C. Clear and remove these existing, dead weeds by mowing or grubbing off all plant parts at least 1" below the surface of the soil over the entire area to be planted.

D. Maintain the site weed-free until final acceptance by the Landscape Architect, utilizing mechanical and chemical treatment.

3.04 SOIL PREPARATION

A. Grade Preparation

1. Immediately before hydromulching, power-rake, scarify, loosen, float and drag the upper 6” of topsoil to bring it to the proper condition. Remove foreign matter larger than 1/2” in diameter. Hydromulch areas shall have topsoil that is light and fluffy after preparation.

2. If there is not sufficient existing approved topsoil on site, apply imported topsoil as specified in PART 2, MATERIALS, to achieve finish grade. If required, import specified and approved topsoil to achieve depth of (6”) depth in all seeded areas.

3. Amendments: Apply pH Soil Doctor granular Humate at a rate of 500 lbs. per acre directly into slurry.

4. Fine Grading: After tillage and cleaning, all areas to be planted shall be leveled, fine graded, and drug with a weighted spike harrow or float drag. The required result shall be the elimination of ruts or depressions that would cause water to stand or pond immediately after rainfall or operation of the lawn irrigation system, humps, and objectionable soil clods. This shall be the final soil preparation step to be completed before the commencement of fertilizing and planting.

5. If the prepared grade is eroded or compacted by rainfall prior to fertilizing, rework the surface to specified condition.

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6. Hydromulch to be placed after final grade is approved in a timely manner not to exceed a 48-hour period from time of approval to hydromulching.

B. Spreading of Topsoil:

1. Topsoil and subgrade shall be damp when topsoil is spread. Top of subsoil shall be scarified and loose, not a hardpan before adding topsoil.

2. Areas to be seeded shall be top-soiled to a minimum depth of six inches (6”), compacted measure.

Provide additional topsoil depths as required to construct the grades indicated on the Drawings.

Topsoil shall be compacted to 85%, determined in accordance with ASTM: D 1557. Onsite topsoil is to be used unless it is not available, or is more than 25% clay, or is more than 10% limestone, or is rocky.

3.05 HYDROMULCHING

A. Hydromulch to be placed after final grade is approved in a timely manner not to exceed a 48-hour period from time of approval to hydromulching. Do not allow soil to dry out and crust over.

B. Apply seed via Hydromulch only (not via drill box or hand-spreading) during the periods indicated below unless otherwise approved by the Landscape Architect. Do not sow seed when weather conditions are unfavorable, such as during drought, rain, extreme cold or heat, or high winds. All seed shall be pre-treated at seed supplier with Root Inoculant, See PART 2, MATERIALS. Ship and plant seed immediately.

C. Hydromulching is much preferred over drill box or spreader. However, under certain circumstances, and if approved in writing by Landscape Architect, and if site is large enough and allows room for a tractor, the Landscape Architect may approve seeding using equipment such as cultipacker seeders (preferred), grass seed drill, or wildflower seeder. Seeds shall be evenly installed in multiple passes to a depth of ¼”- ½” under the surface of the soil at the rate specified on the plans.

D. Warm season turf grasses: Apply between April 15 and September 1, or when the ground temperature is above 65 degrees Fahrenheit.

E. Cool season turf grasses: Apply between September 1 and March 15, when temperatures are above 40 degrees Fahrenheit.

F. Native Grass Seed Mixes:

1. Without irrigation: Sow between March 1 and May 30.

2. With irrigation: Sow from March 1 to Sep 15 –(do not irrigate until after Apr. 1)

G. Native Wildflower Seed Mixes: Sow between September 15 and Nov 15.

H. If seeding cannot occur within the specified period; an alternative will be proposed by the Contractor for approval by Landscape Architect with the requirement that the contractor come back to reapply the specified seed mix during the specified time period at no additional cost to the Owner.

I. For seeded turfgrasses areas only - apply fertilizer, See PART 2, MATERIALS with specified prescriptive agronomic formulations recommended in soil test. Hydromulch turf seed at a rate of 300 lbs. per acre over properly prepared surfaces. Confirm loading rates with equipment manufacturer.

J. Do not apply seed onto saturated soils or substrates.

K. Do not apply seed if rain is anticipated within 48 hours.

L. Prior to seeding, ensure that all soil shall be smooth, loose, and fluffy to a depth of 6”.

M. Hydromulching: All seeded areas are to be sprayed with a slurry using conventional Hydro-Mulch equipment as manufactured by the Bowie Machine Works, or an approved equal. See PART 2, MATERIALS for manufacturers of materials. The hydromulch slurry shall be thoroughly mixed with seed and applied at the rate of:

1. Seed: Variety and rate as called out on plans.

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2. Hydromulch: 46 pounds per one thousand 1,000 SF (2,000 pounds per acre)

3. Water: 23 gallons per 1,000 square feet (1,000 gallons per acre).

4. Granular humate soil amendment: (10) lbs. per 1000 SF (435 pounds per acre)

5. Fertilizer: Apply 1200 lbs. per acre or 28 lbs. per 1000 sq. ft.

6. ProGanics Biotic Soil Media – Apply at a rate of 2,000 lbs per acre along with ½ of the seed mix.

Then apply the other ½ of the seed mix as part of the hydromulch cap.

N. Strictly comply with equipment manufacturer's installation instructions and recommendations. Use approved hydro-spraying machines with fan-type nozzle (50-degree tip).

1. To achieve optimum soil surface coverage, apply Hydromulch from opposing directions downward to soil surface.

2. Use pressure of sprayer to force seed downward, 1/8” deep into soil.

3. Apply evenly to achieve 75% minimum cover.

4. Rough surfaces (rocky terrain, cat tracks and ripped soils) may require higher application rates to achieve specified cover.

5. Slope interruption devices or water diversion techniques are recommended when slope lengths exceed 25 feet (8 m). Maximum slope length is for product applications on a 4H:1V slope. For application on steeper slopes, slope interruption lengths may need to be decreased based on actual site conditions.

6. Do not install in channels or areas with concentrated water flow. No chemical additives except for products listed above should be added to slurry.

O. Water thoroughly and immediately with a fine mist until soil is soaked to a depth of 3”. Maintain soil in a moist condition until seeds have sprouted and reached a height of 1”. Water thereafter at least once every 7 days unless natural rainfall has provided equivalent watering.

3.06 CLEAN-UP

A. After all planting operations have been completed, remove all trash, excess soil, empty plant containers, pallets, ties, rubbish, and all debris associated with this contract from the site. All scars, ruts, trench settlement, or other marks in the ground caused by this work shall be repaired and the ground left in a neat and orderly condition throughout the site. The Contractor shall pick up all trash resulting from this work no less frequently than each Friday before leaving the site, once a week, or the last working day of each week. All trash shall be removed completely from the site.

B. The Contractor shall leave the site area broom-clean and shall wash down all paved areas within the

Contract area, leaving the premises in a clean condition. All walks shall be left in a clean and safe condition.

C. Excess topsoil not required for lawns or planting shall be stockpiled on site for future use as directed by the Owner's representative.

D. Repair existing lawns damaged by operations under the contract. Repair shall include finish grading, seeding as required to match existing grade and lawn, and maintenance of repaired areas.

3.07 OBSERVATION SCHEDULE

A. The Contractor shall be responsible for notifying the Landscape Architect in advance for the following site visits, according to the time indicated:

1. Pre-job Conference - 7 days

2. Final grade review - 2 days

3. Seed material review - 2 days

4. Soil Preparation and planting operations - 2 days

5. Pre-maintenance - 7 days

6. Final inspection - 7 days

B. When observations are conducted by someone other than the Landscape Architect, the Contractor shall show evidence, in writing, of when and by whom these observations were made.

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C. NO site visits shall commence without all items noted in previous Observation Reports either completed or remedied unless such compliance has been waived by the Owner. Failure to accomplish punch list tasks or prepare adequately for desired inspections shall make the Contractor responsible for reimbursing the Landscape Architect at his current billing rates per hour, portal to portal (plus transportation costs) for the inconvenience. NO further inspections shall be scheduled until this charge has been paid and received.

3.08 GUARANTEE

A. All plant material shall be guaranteed by the contractor for a period of one (1) year from the date of final

B. At the end of the guarantee period the Landscape Architect and Contractor shall inspect plant material.

Any plant material under this contract that is dead or of an unsatisfactory growth condition shall be removed and replaced in a timely fashion by the contractor, at no cost to the owner.

3.09 ACCEPTANCE OF WORK

A. The Contractor and Landscape Architect shall conduct an on-site inspection of all work and materials to determine compliance of work with the construction documents.

B. The Contractor shall within reasonable means provide the Landscape Architect with sufficient data to demonstrate compliance with the construction documents.

C. The Contractor shall be notified in writing of any non-conforming items, which are to be corrected

(punch-list).

D. The Contractor and Landscape Architect shall conduct an on-site inspection to verify completeness of punch list items.

E. Acceptance of work by the Owner shall begin upon verifying completion of punch list items and receipt of all deliverable items to Owner including letter of guarantee; release of liens waiver, record drawings denoting deviations from contract drawings, product data and maintenance guide.

F. The Contractor shall receive written notification of date of final acceptance and ending date of required guarantee periods from the Landscape Architect.

3.10 90 DAY MAINTENANCE

A. The maintenance period shall commence when the Notice of Substantial Completion is issued and shall continue as required for a period of 90 days.

B. Immediately after hydromulching, the area shall be protected against traffic or other use by erecting barricades as needed, and by placing approved warning signs at appropriate intervals.

C. Contractor shall touch-up hydromulch areas as required to achieve full coverage at no cost to Owner.

D. Mow turf grasses only during establishment only for the purpose of weed control and to promote quicker spreading. Do NOT mow wildflower or native grass areas, unless instructed to do so by the Landscape Architect.

1. Mow Bermuda and Zoysia Grass to a 2” height.

2. Mow at least once a week in the growing season once turf is rooted and growing.

E. Fill any depressions, settlement, or washouts that occurs within 90 days following installation. Reseed bare spots that occur during the maintenance period as directed by the Landscape Architect at no cost to Owner.

F. Keep lawns clean and protected from damage during the maintenance period. Debris that accumulates shall be removed from the site. Promptly repair damaged lawns except as pro-vided in PART 1, GENERAL.

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G. Irrigate as required to supplement natural rainfall so that all lawn areas receive sufficient water for normal plant growth. Furnish all irrigation equipment needed for watering and be responsible for securing adequate supply of water if an automatic irrigation system does not exist, is not operating or is damaged.

H. A second fertilizer application shall be made 60 days after installation to turfgrasses. The specified fertilizer shall be a ratio of 15-5-10 applied at 800 pounds per acre.

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SODDING

SECTION 32 92 23

PART 1 GENERAL

1.1 GENERAL CONDITIONS

The requirements of the "General Conditions of the Contract" shall apply to all work of this Section with the same force and effect as though repeated in full herein.

1.2 SCOPE OF WORK

A. Furnish all labor, material, equipment, and services necessary to provide all landscape sodding, and sprigging work, complete in place, as shown on the drawings and as specified.

B. Work specified in this Section: The work includes, but is not necessarily limited to:

1. Soil preparation

2. Fine grading

3. Sodding (Solid rolled Sod)

4. Clean-up

5. Maintenance

C. Related work in other Sections:

1. 32 93 00 TREES, SHRUBS, AND GROUNDCOVERS

2. 32 84 00 IRRIGATION

3. 32 92 13 HYDRO-MULCHING

D. Definition: The term of "Landscape Architect" shall refer to Teague Nall and Perkins, Inc., 5237 N.

E. Comply with applicable requirements of the following standards. Where these standards conflict with other specified requirements, the most restrictive requirements shall govern.

1. American Society for Testing and Materials (ASTM): D 1557 Moisture Density Relations of Soils and Soil Aggregate Mixtures Using 10 lb. (4.54 kg) Rammer and 18 in. (457mm) Drop.

1.3 SUBMITTALS

A. Samples and Product Information: Representative samples or product information of the following materials shall be provided to the Landscape Architect from the supply source that is to be used for turf areas:

1. Topsoil

2. Soil Amendments

3. Fertilizer: specifications and guaranteed analysis.

4. Biological Amendments: ingredients, chemical analysis, and manufacturer.

5. Sod certification documentation to include the following:

a. Kind – Bermuda 419, Common Bermuda, St. Augustine, etc…

b. Variety –Bermuda 419, etc.

c. Lot Number – If applicable

d. Record of square feet of sod shipped.

e. Bill of Lading / Invoice # - This is an invoice number that can be referenced to the purchaser of the shipment.

f. Field # - the field number references the harvested grass to the production field. The field number must be the same as on the certification application and field inspection report.

g. Harvest Date – Record the date the grass was harvested.

h. Grower Name and Address- Record the production company name and address. Use of a stamp is acceptable if it shows on all copies.

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B. Construction Schedule: At least two weeks prior to start of work, submit sodding schedule.

C. Maintenance: Submit three copies of typewritten instructions recommending procedures to be established by the Owner for the maintenance of the lawns for an entire year. Submit prior to Notice of Substantial Completion. See Section 3.10, 90 DAY MAINTENANCE

D. Chemicals: Submit products, rates of application, and anticipated uses of any pesticides, herbicides, and

1.4 QUALITY ASSURANCE

A. Contractor's Qualifications

1. The work of this section shall be performed by a Contractor specializing in sodding or landscape installations.

2. The Contractor shall have successfully completed at least 5 installations of this type, size, and complexity in the last four years.

B. Lawn materials shall comply with all government regulations prevailing at the supply source and the job site.

C. Fertilizers; Mixed Commercial. Federal Specification: 0-F-241D

1.5 DELIVERY, STORAGE, AND HANDLING

A. Digging Sod

1. Do not dig sod at the nursery or other approved source until ready to transport sod to the project site or approved storage location.

2. Before stripping, sod shall be mowed at a uniform height of 2”.

3. Sod to…