Sieve Results
| ASTM C136 / AASHTO T27 | |
|---|---|
| Sieve Size | % Passing* |
| 100 mm (4") | 100 |
| 37.5 mm (1-1/2") | 100 |
| 25.0 mm (1") | 100 |
| 19.0 mm (3/4") | 6 |
| 12.5 mm (1/2") | 3 |
| 9.5 mm (3/8") | 2 |
| 4.75 mm (No.4") | 2 |
| 2.36 mm (No. 8) | 1 |
| 0.075 mm (No.200) | 1 |
ROCK – UNWASHED, 1”
Used for many of the same drainage and concrete functions as the smaller diameter ¾” rock, but where a larger and coarser rock is specified or desired.