323113 CHAIN LINK FENCES AND GATES.pdf

32 31 13 - 1

SECTION 32 31 13

CHAIN LINK FENCES AND GATES

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Chain link fence, gates and accessories.

1.2 RELATED REQUIREMENTS

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

B. Fence Color: per details.

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.

D. Federal Specifications (Fed. Spec.):

32 31 13 - 2

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 each product complies with specifications.

1. Fence alignment.

2. Zinc-coating.

E. Qualifications: Substantiate qualifications comply with specifications.

1. Manufacturer with project experience list.

2. Installer with project experience list.

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.

a. Project Experience List: Provide contact names and addresses for completed projects.

B. Installer Qualifications:

1. Regularly installs specified products.

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

a. Project Experience List: Provide contact names and addresses for completed projects.

C. Welders and Welding Procedures Qualifications: AWS D1.1/D1.1M.

AWS D1.3/D1.3M.

1.6 DELIVERY

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

B. Mark packaging, legibly. Indicate manufacturer's name or brand, type, production run number, and manufacture date.

32 31 13 - 3

C. 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."

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), 2.44 m

(96 inches) high, top selvage and bottom selvage .

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. Aluminum-Coated Steel Fabric (Aluminized): ASTM A491.

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 I, II or

III 4.5 mm (0.177 inches) marcelled wire.

B. Polymer Coated Steel Tension Wire: ASTM F1664, Class 1, 2a or 2b 4.5 mm

(0.177 inches) wire. Wire gauge specified is the core wire gauge.

32 31 13 - 4

2.4 BARBED WIRE

A. Metallic Coated Steel Barbed Wire: ASTM A121, Type A, Aluminum-coated double 2.5 mm (0.10 inches) twisted strand wire, with 4 point 2.0 mm

(0.080 inches) round barbs spaced 125 mm (5 inches) on center.

2.5 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.

F. Barbed Wire Arms: Pressed steel galvanized after fabrication Type I -three strand 45 degree arm

2.6 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.

B. Polymer coated; match coating, class and color to that of the chain link fabric.

2.7 CONCRETE

A. Concrete: As specified in Section 03 30 00, Cast-in-Place Concrete.

2.8 FINISHES

A. Steel Paint Finish:

1. Powder-Coat Finish: Manufacturer's standard two-coat finish system as follows:

a. One coat primer.

b. One coat thermosetting topcoat.

c. Dry-film Thickness: 0.05 mm (2 mils) minimum.

d. Color: per details.

B. Finish exposed surfaces after fabrication.

C. Aluminum Anodized Finish: NAAMM AMP 500.

1. Clear Anodized Finish: AA-C22A41; Class I Architectural, 0.018 mm

(0.7 mil) thick.

2. Clear Anodized Finish: AA-C22A31; Class II Architectural, 0.01 mm

(0.4 mil) thick.

32 31 13 - 5

2.9 ACCESSORIES

A. Primers:

B. Barrier Coating: ASTM D1187/D1187M.

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

D. Galvanizing Repair Paint: MPI No. 18.

E. Touch-Up Paint: Match shop finish.

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. Remove existing fences to permit new installation.

1. Retain existing fences for reuse.

2. Dispose of other removed materials.

D. Apply barrier coating to steel and aluminum 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.

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) below grade crowned to shed water away from the post.

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.

32 31 13 - 6

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 of the framework 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. Barbed Wire: Stretched taut between terminal posts. Secure in slots provided on the line post barb arms. Attach each strand to the terminal post with a brace band. Indicate type of barb arm, Type I and direction outward for installation of Type I arm.

E. 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.

F. 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 traffic and construction operations.

B. Repair damage.

- - - E N D - - -