Va-Chincoteague Nwr-Aggregate Materials

combined synopsis/solicitation

Prospective

VA-CHINCOTEAGUE NWR-AGGREGATE MATERIALS Delivery Site: 8231 Beach Rd, Chincoteague, VA 23336 Aggregate materials Crushed aggregate materials shall meet the requirements of the Virginia Department Of Transportation Specifications, Type 21B. Furnish hard, durable particles or fragments of crushed stone, crushed slag, or crushed gravel conforming to the following: (1) Los Angeles abrasion, AASHTO T 96 50 percent max. (2) Soundness of aggregate using sodium sulfate, 12 percent loss max. AASHTO T 104 (5 cycles) (3) Durability index (coarse), AASHTO T 210 35 min. (4) Durability index (fine), AASHTO T 210 35 min. (5) Fractured faces, ASTM D5821 50 percent min. (6) Without organic matter and lumps or balls of clay. (7) Liquid limit, AASHTO T 89, Method A 35 max. (8) Plasticity index, AASHTO T 90 10±3 Gradation Requirements for aggregate materials: Sieve size % passing 2 inch 100 1 inch 85-95 3/8 inch 50-69 No. 10 20-36 No. 40 9-19 No. 200 4-7 Unclassified Fill (Borrow) materials Suitable, well-grade material of either stone fragments, including gravel, sand, or fine sand. (a) Maximum particle size 24 inches (b) Soil classification, AASHTO M 145 A-1, A-3, or A-2-4; granular materials with 35% or less passing the No. 200 sieve. PART C - OTHER PERFORMANCE REQUIREMENTS AND INFORMATION MATTERIAL SUBMITAL REQUIRED: A. Submit certificate from supplier certifying materials for aggregate material and fill materials meet the requirements of this statement of work. B. Submit copy of latest gradation analysis and test data for the materials to be supplied. Send packets and questions to Robert_Sung@ios.doi.gov with 140F0S26Q0048 in the subject line.

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Oil and Gas, Commercial, Residential