Illinois Department of Transportation (IDOT) · Standard Specifications for Road and Bridge Construction
Section 1004 — COARSE AGGREGATES
Illinois Standard Specifications for Road and Bridge Construction, Section 1004. Full text, cross-references and related pay items on BuildSpec.
Coarse Aggregates Art. 1004.01 761 erosion of chert bearing geological formations and containing a minimum of 80 percent chert or similar siliceous material. (3) Crushed Gravel. Crushed gravel shall be the product resulting from crushing, by mechanical means, and shall consist entirely of particles obtained by crushing gravel. The acceptance and use of crushed gravel shall be according to the Bureau of Materials Policy Memorandum, “Crushed Gravel Producer Self-Testing Program”. (4) Crushed Stone. Crushed stone shall be the angular fragments resulting from crushing undisturbed, consolidated…
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