Illinois Department of Transportation (IDOT) · Standard Specifications for Road and Bridge Construction
Section 312 — STABILIZED SUBBASE
Illinois Standard Specifications for Road and Bridge Construction, Section 312. Full text, cross-references and related pay items on BuildSpec.
Art. 312.01 Stabilized Subbase 158 SECTION 312. STABILIZED SUBBASE 312.01 Description. This work shall consist of furnishing, placing, and compacting a stabilized subbase composed of hot-mix asphalt (HMA) or cement aggregate mixture II (CAM II) on a prepared subgrade. 312.02 General. When a particular material is not specified, the Contractor shall have the option of selecting the type of stabilized subbase. Prior to placing the stabilized subbase, the subgrade shall be prepared according to Section 301, except Articles 301.05 and 301.06 will not apply, or according to Section 302 when soil…
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