Sand is specially graded natural silica sand graded to retain
- 98% on a No. 100 (150µ) sieve
- 75% on a No. 50 (300µ) sieve
- 30% on a No. 40 (425µ) sieve
- 2% on a No. 30 (600µ) sieve
- Specific gravity is 2.65.
Packed in 50 lb (22.7 kg) boxes.
Meets ASTM C87, C109, C348, C359, C593, C778; AASHTO T71, T106, T185, AASHTO T71, AASHTO T106, AASHTO T185
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