Summary
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