0006 Attachment 5 - 32 31 13 - Chain Link Fences and Gates.pdf

West Haven Campus VAMC October 10, 2022

West Haven Parking Garage Design BID ADDENDUM

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SECTION 32 31 13

CHAIN LINK FENCES

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Chain link fence.

1.2 RELATED REQUIREMENTS

A. Temporary Construction Fence: Section 01 00 00, GENERAL REQUIREMENTS.

B. Fence Color: Section 09 06 00, SCHEDULE FOR FINISHES.

1.3 APPLICABLE PUBLICATIONS

A. Comply with references to extent specified in this section.

B. ASTM International (ASTM):

1. A121-13 - Metallic Coated Carbon Steel Barbed Wire.

2. A392-11a - Zinc-Coated Steel Chain-Link Fence Fabric.

3. A491-11 - Aluminum Coated Steel Chain Link Fence Fabric.

4. A817-12 - Metal-Coated Steel Wire for Chain-Link Fence Fabric and

Marcelled Tension Wire.

5. B429 - Aluminum-Alloy Extruded Structural Pipe and Tube.

6. F567-14a - Installation of Chain-Link Fence.

7. F626-14 - Fence Fittings.

8. F668-11 - Polyvinyl Chloride (PVC) and Other Organic Polymer-Coated

Steel Chain Link Fence Fabric.

9. F900-11 - Industrial and Commercial Swing Gates.

10. F1184-16 - Industrial and Commercial Horizontal Slide Gates.

11. F1664-08(2013) - Polyvinyl Chloride (PVC) and Other Conforming

Organic Polymer Coated Steel Tension Wire used with Chain Link

Fence.

12. F1665-08(2013) - Polyvinyl Chloride (PVC) and Other Conforming

Organic Polymer Coated Steel Barbed Wire used with Chain Link Fence.

13. F2200-14 - Automated Vehicular Gate Construction.

14. F1043-16 - Strength and Protective Coatings on Steel Industrial

Fence Framework.

15. F1083-16 - Pipe, Steel, Hot-Dipped Zinc-Coated (Galvanized) Welded, for Fence Structures.

C. Chain Link Fence Manufacturing Institute (CLFMI):

1. Product Manual.

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D. Federal Specifications (Fed. Spec.):

1. FF-P-110J - Padlock, Changeable Combination.

E. Master Painters Institute (MPI):

1. No. 18 - Primer, Zinc Rich, Organic.

1.4 SUBMITTALS

A. Submittal Procedures: Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

B. Submittal Drawings:

1. Show size, configuration, and fabrication and installation details.

C. Manufacturer's Literature and Data:

1. Description of each product.

2. Installation instructions.

D. Certificates: Certify products comply with specifications.

1. Zinc-coating.

1.5 QUALITY ASSURANCE

A. Manufacturer Qualifications:

1. Regularly manufactures specified products.

2. Manufactured specified products with satisfactory service on five similar installations for minimum five years.

B. Installer Qualifications:

1. Regularly installs specified products.

2. Installed specified products with satisfactory service on five similar installations for minimum five years.

1.6 DELIVERY

A. Deliver products in manufacturer's original sealed packaging.

B. Before installation, return or dispose of products within distorted, damaged, or opened packaging.

1.7 STORAGE AND HANDLING

A. Protect products from damage during handling and construction operations.

1.8 WARRANTY

A. Construction Warranty: FAR clause 52.246-21, "Warranty of

Construction."

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PART 2 - PRODUCTS

2.1 PRODUCTS - GENERAL

A. Provide fences and gates from one manufacturer.

2.2 CHAIN-LINK FENCING AND GATES

A. General: Conform to CLFMI Product Manual.

B. Chain Link Fabric: 50 mm (2 inch) mesh, 3.76 mm(0.15 inches), configured as indicated on Drawings.

1. Zinc-Coated Steel Fabric: ASTM A392, hot dipped galvanized before or after weaving.

a. Class 2 - 610 g/sq. m (2.0 oz/sq. ft.).

2. Fabric Selvage: K&T, Knuckle finish at one end, twist at other.

a. Fabric less than 1.8 m (72 inches) width, knuckle finish top and bottom.

C. Fence Framework:

1. Round Steel Pipe and Rail: ASTM F1043, Group IA Heavy Industrial

Fence Framework, ASTM F1083 schedule 40 galvanized pipe.

a. Line post: 60 mm (2.375 inch) diameter.

b. End, Corner, Pull post: 60 mm (2.375 inch) diameter.

c. Brace rails, top, bottom, and intermediate rails, 42 mm

(1.660 inch) diameter, 3.38 kg/m (2.27 lb./ft.).

2.3 TENSION WIRE

A. Metallic Coated Steel Marcelled Tension Wire: ASTM A817, Type II

4.5 mm (0.177 inches) marcelled wire.

2.4 FITTINGS

A. General: ASTM F626.

B. Tension and Brace Bands: Galvanized pressed steel.

C. Terminal Post Caps, Line Post Loop Tops, Rail and Brace Ends, Boulevard

Clamps, Rail Sleeves: Pressed steel galvanized.

D. Truss Rod Assembly: Steel truss rod with a pressed steel tightener.

E. Tension Bars: Galvanized steel one-piece length 50 mm (2 inches) less than the fabric height.

2.5 TIE WIRE and HOG RINGS

A. Galvanized: Minimum zinc coating 366 g/sq. m (1.20 oz./sq. ft.);

3.76 mm (0.148 inch) diameter steel wire.

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2.6 FINISHES

A. Galvanized.

2.7 ACCESSORIES

A. Barrier Coating: ASTM D1187/D1187M.

B. Welding Materials: AWS D1.1/D1.1M, type to suit application.

C. Galvanizing Repair Paint: MPI No. 18.

PART 3 - EXECUTION

3.1 PREPARATION

A. Examine and verify substrate suitability for product installation.

B. Protect existing construction and completed work from damage.

C. Apply barrier coating to steel surfaces in contact with dissimilar metals and cementitious materials to minimum 0.7 mm (30 mils) dry film thickness.

3.2 INSTALLATION

A. Layout fence and locate position of post.

B. Installation:

1. General: Comply with ASTM F567.

2. Framework:

a. Posts: Set plumb in concrete footings with 600 mm (24 inches) minimum depth or expansion bolt to concrete as indicated on drawings.

1) Minimum Footing Diameter: Four times largest cross section of post, up to 100 mm (4 inches) O.D. and three times largest cross section of post greater than 100 mm (4 inches). O.D.

2) Provide larger footings for gate posts. Top of post concrete footing, 150 mm (6 inches).

3) Space line posts not exceeding 3 m (10 ft.) on center.

b. Top rail: Install 6.4 m (21 ft.) lengths of rail continuous thru line post or barb arm loop top. Splice rail using top rail sleeves minimum 150 mm (6 inches) long.

1) Secure rail to terminal post by brace band and rail end.

2) Field cut and secure bottom rail or intermediate rail to line posts with boulevard bands or rail ends and brace bands.

3) Provide mid rail for fences 3.7 m (12 feet) high or higher.

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c. Terminal posts: Brace and truss end, corner, pull and gate posts for fence 1.8 m (6 ft.) and higher and for fences 1.5 m (5 ft.)

in height without top rail.

d. Tension wire: Install tension wire 100 mm (4 inches) up from bottom of fabric. Fences without top rail, install tension wire

100 mm (4 inches) down from the top of the fabric.

1) Stretched taut tension wire independently, between terminal posts and secure with brace band.

2) Secure tension wire to chain link fabric with 3.76 mm

(0.15 inch) hog rings 450 mm (18 inches) on center and to each line post with tie wire.

3) Install top tension wire through barb arm loop for fences with barbed wire and no top rail.

C. Chain Link Fabric:

1. Install fabric outside or inside of the framework as indicated with ground clearance of 50 mm (2 inches) maximum.

2. Stretch fabric between terminal posts and secure with tension bar.

3. Wrap tie wire around the post or rail. Attached to fabric wire picket on both sides. Cut off and bend excess wire to prevent injury.

D. Nuts and Bolts:

1. Bolts: Install carriage bolts with head on the secure side of the fence. Peened over all bolts shall be to prevent removal of the nut.

E. Touch up damaged factory finishes.

1. Repair galvanized surfaces with galvanized repair paint.

2. Repair painted surfaces with touch up primer.

3.3 CLEANING

A. Clean exposed fence surfaces. Remove contaminants and stains.

3.4 PROTECTION

A. Protect fence from construction operations.

B. Repair damage.

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