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  4. Certified Clean Fill Material

Certified Clean Fill Material

As a contractor, you always want to know that you can trust your materials and that you’ll get what you expect. At Graniterock we’ve been harvesting our fill material from the same natural granite source for over 100 years. Our granite fill material is naturally clean and satisfies the most rigorous standards for sensitive environmental applications including schools and residential facilities. Know your fill material. Get certainty. Get Graniterock.

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Select Granite Fines Up arrow
CAM 17 Metals Typical AR Wilson Concentration (mg/Kg) CHHSL (mg/Kg)
Antimony ND(<0.88) 30
Arsenic ND(<0.38) 0.07
Barium 43 5,200
Beryllium ND(<0.2) 150
Cadmium ND(<0.2) 1.7
Chromium 9.5 100,000
Cobalt 9.3 660
Copper 57 3,000
Lead 1.4 150
Mercury 0.032 18
Molybdenum ND(<0.2) 380
Nickel 4.4 1,600
Selenium ND(<1.0) 380
Silver ND(<0.8) 380
Thallium ND(<0.8) 5
Vanadium 91 530
Naturally Occurring Asbestos Up arrow
NOA Typical AR Wilson Concentration (% weight) DTSC Action Level (% weight)
Amphibole <0.0001 0.001
Chrysotile <0.0001 0.001

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