Illinois Department of Transportation (IDOT) · Standard Specifications for Road and Bridge Construction
Section 511 — SLOPE WALL
Illinois Standard Specifications for Road and Bridge Construction, Section 511. Full text, cross-references and related pay items on BuildSpec.
Slope Wall Art. 511.02 397 Rail elements shall be extruded in modular lengths of 30 ft (9 m), except for end/terminal sections, over expansion joints, or sections curved to a radius of 2300 ft (700 m) or less. Each rail element shall be attached to no less than two posts. All joints in rails shall be spliced as detailed. Three aluminum shims per post, one at 1/8 in. (3 mm) and two at 1/16 in. (2 mm), shall be provided for 25 percent of the posts. Shims shall be similar to base plate in size and holes. 509.09 Method of Measurement. This work will be measured for payment in place in feet…
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