1051.1 1051.4 – 1
1051.1DESCRIPTION —This work is the furnishing and installation of downspouting .
1051.2MATERIAL —As shown on the Standard Drawings and as follows:
• Fabricated Structural Steel . Section 1105, galvanized as specified in Section 1105.02(s).
• Fiberglass Pipe and Fittings . ASTM D2996 RTRP with a 30,000 pounds per square inch, minimum short -time rupture strength hoop tensile stress. Use concrete gray as the final color of the reinforced fiberglass pipe, unless otherwise specified. Use a coating that protects the pipe from ultraviolet damage. Use manufacturer recommended paint and fittings.
• PVC Schedule 40 Pipe . ASTM D1785
1051.3CONSTRUCTION —Install downspouting, including the drain box, as indicated, and as shown on
the Standard Drawings .
1051.4MEASUREMENT AND PAYMENT —Linear Foot
1052.1 1052.4 1052 – 1
1052.1DESCRIPTION —This work is construction of an aluminum or steel drain facility to dispose of bridge
deck drainage by free drop through curb barrier.
1052.2MATERIAL —
1052.3CONSTRUCTION —Construct in accordance with Standard Drawing BC-751M, as indicated, and
as directed.
welded together with full penetration welds to form a rectangular section. Alternatively, fabricate a rectangular section, 8 inches by 4 1/2 inches out of 3/16 -inch steel plates.
asphalt paint or zinc chromate primer.