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types of material from the component options listed above. Combinations of optional materials shall <br />not be used on the same project. <br />A. Fabric <br />Chain link fabric shall be 2 - inch mesh with twisted and barbed selvage top and bottom. <br />Chain link fabric shall meet the requirements of AASHTO M181 - Polyvinyl Chloride (PVC) <br />Coated Steel, 9 gage Min. (coated core wire diameter), core wire -zinc coated steel. PVC <br />coating: M181 Class A (either extruded or extruded and bonded) or Class B (bonded). <br />Height of fabric shall be 6 feet as indicated on the Drawings. <br />B. Gates <br />1. Swing Gates <br />a. All gates other than the entrance slide gates shall be double swing type. Framing <br />and bracing members shall be round, of steel or aluminum alloy. Steel member <br />finish shall be zinc -coated or aluminum -coated. Gate frames and braces of steel <br />construction shall be a minimum 1.90 inches OD, with 0.120 inches minimum wall <br />thickness. Aluminum pipe frames and intermediate braces shall be a minimum <br />1.869 inches OD, with 0.940 lb/ft of length. Gate fabric shall be as specified for <br />fencing fabric. Coating for steel latches, stops, hinges, keepers, and accessories <br />shall be galvanized. Gate leaves more than 8 feet wide shall have intermediate <br />members as necessary to provide rigid construction, free from sag or twist. Gate <br />leaves less than 8 feet wide shall have truss rods or intermediate braces. Attach <br />gate fabric to gate frame in accordance with manufacturer's standards, except that <br />welding will not be permitted. <br />b. Hinges: Provide 1-1/2 pair of hinges for each leaf 6 feet or over in height. Hinges <br />shall be non -lift-off type, offset to permit 180 -degree swing, and of suitable size <br />and weight to support gate. <br />C, Latch: Provide forked type for single gates 10 feet wide or less. Provide plunger <br />bar type complete with flush plate set in concrete for all double gates and single <br />gates over 10 feet. Padlock eye shall be an integral part of latch construction. <br />C. Posts, Top Rails, Bottom Rails and Braces <br />1. Line post options: <br />a. Galvanized steel pipe, galvanized at the rate of 1.8 oz/sf: ASTM A53 Table X2, <br />ASTM F1083, and AASHTO M111. <br />b. Aluminum coated steel pipe: ASTM A53 Table X2 coated at the rate of 0.40 oz/sf. <br />c. Aluminum alloy pipe- ASTM B241 or B221, Alloy 6063, T6. <br />2. Corner, end, and pull post options: <br />a. Galvanized steel pipe, galvanized at the rate of 1.8 oz/sf: ASTM A53 Table X2, <br />ASTM F1083, and AASHTO M111 <br />b. Aluminum coated steel pipe ASTM A53 Table X2 coated at the rate of 0.40 oz/sf. <br />c. Aluminum alloy pipe- ASTM B241 or B221, Alloy 6063, T6. <br />3. Rail options: <br />a. Galvanized steel pipe, Schedule 40- 1 '/4 " nominal dia. galvanized at the rate of 1.8 <br />oz/sf ASTM A53 Table X2, ASTM F1083, and AASHTO M111. <br />b. Aluminum coated steel pipe- 1 1/4 "nominal dia. coated at the rate of 0.40 oz/sf: Spec. <br />Subarticle 9664.5. <br />c. Aluminum alloy pipe- 1 1/4 "nominal dia.: ASTM B241 or B221, Alloy 6063, T6. <br />02821 - Chain Link Fence and Gates <br />02821 - 3 <br />s <br />