Used for various backfill and bedding applications as well as underneath concrete slabs or ground cover for gravel driveways, this angular and durable rock meets a core need on many construction projects.
Sieve Results
ASTM C136 / AASHTO T27 |
Sieve Size | % Passing* |
ASTM D4791 | Ratio= | 5:1 |
---|
Flakiness Index | Ratio= | 7.98 |
25.0 mm (1") | 100 |
19.0 mm (3/4") | 100 |
12.5 mm (1/2") | 46 |
9.5 mm (3/8") | 7 |
6.3 mm (1/4") | 3 |
4.75 mm (No.4") | 2 |
1.18 mm (No. 16) | 2 |
0.600 mm (No. 30) | 2 |
0.300 mm (No.50) | 2 |
0.075 mm (No.200) | 1.6 |
Test Results
ASTM |
AASHTO |
Physical Properties |
Result* |
C 29 | T19 | Unit Weight | Unit Weight, lbs./cu.ft. | 96 |
| | | Voids | 43% |
| | | Type | Rodded |
D4318 | T89/90 | Liquid/Plastic Limit | Liquid Limit | 0 |
| | | Plastic Limit | 0 |
| | | Plasticity Index | 0 |
C131 | T96 | L.A. Abrasion | Small Coarse Loss | 20% |
| | | Grading/Revolutions | B/500% |
C 127 | T85 | Coarse Specific Gravity & Absorption | Bulk Specific Gravity (dry) | 2.669 |
| | | Bulk Specific Gravity, SSD | 2.691 |
| | | Apparent Specific Gravity | 2.730 |
| | | Absorption | 0.8% |
C 88 | T104 | Soundness | Coarse Soundness Loss | 1% |
| | | Sodium No. of Cycles | 5 |
| | | Fine Soundness Loss | % |
| | | Magnesium No. of Cycles | % |
C40 | T21 | Organic Impurities | Coarse Aggregate | Lighter Plate # 1% |
C142 | T112 | Clay / Friable Particles | Coarse Aggregate | 0% |
| | | Fine Aggregate | % |
C123 | T113 | Lightweight Pieces | Coarse Aggregate | 0% |
| | | Fine Aggregate | % |
D5821 | | Fractured Face | 1 or 2 Faces | 1 = 100 |
| | | Fractured Face, % | 2 = 100 |