891 Page 540891 DUST CONTROL CHLORIDES
891.1REQUIREMENTS
Dust control chlorides will conform to the following specification requirements: A bill of lading will accompany each delivery of calcium chloride or magnesium chloride. The bill of lading will contain the following information: 1.The gallons of solution. 2.The weight of the solution. 3.The percent concentration by weight of anhydrous calcium chloride or anhydrous magnesium chloride. 4.The specific gravity and temperature of the solution at the time of loading. Each delivery of material to be used will be sampled by the Department and submitted for a chemical analysis to the Department’s Materials & Surfacing Central Laboratory. 920 Page 541920 RIGHT OF WAY FENCE
920.1REQUIREMENTS
A.Steel Posts: Steel posts will be painted "T" type studded steel posts complete with anchor plates and fastenings. Reflectorized paint will not be permitted in painting posts. Steel posts will conform to AASHTO M 281. B.Wood Posts: Wood posts will be Douglas Fir (Inter Mountain or Pacific Coast) or Pine (Jack, Lodgepole, Ponderosa, Norway or Southern) from sound seasoned stock. Gate latch posts and stiffeners will be from the same stock listed above. Wood posts and lumber will be treated in accordance with the provisions of Section 950. Wood posts will be stripped of all outer and inner bark prior to receiving treatment. C.Barbed Wire: Barbed wire will be composed of two main strands of 12½ gauge wire, with round barbs of 14 gauge wire. The main strands of wire will be twisted together in a continuous twist throughout the full length of each roll of wire. Two-point barbs will be wrapped twice around one main strand at 4 inch spacings and the four-point barbs will be interlocked and wrapped around both main strands at 5 inch spacings. The wire will be galvanized and will conform to the requirements of ASTM A121. The zinc coating on the wire will be Class I. D.Woven Wire: The vertical stay wires will be securely welded or fastened to the line wires. The fencing will be galvanized and will conform to the requirements of ASTM A116. The zinc coating on the wire will be Class I. E.Staples and Ties: Staples will be the standard type, a minimum of 1¾ inches long, made from 9 gauge galvanized wire. Ties or clamps for fastening the woven wires or barbed wires to steel posts will be made from a minimum of 12 gauge galvanized wire. F.Brace Wire: Diagonal brace wires in panels will be made from 2 loops (4 strands) of 9 gauge galvanized wire. G.Brace Wrap Wire: Brace wrap wire will be two turns of 11 gage wire or three turns of 12½ gauge wire.