bioretention media
A blend of sand, fines (silt, clay), and organic matter utilized in stormwater practices to filter out pollutants.
product type:
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wnc blend
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natural sand blend
locations:
natural sand filters
product type:
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Natural sand (2-s, 2-ms, c-33)
locations:
boulders & large rock
product type:
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boulders
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armour rock (20″ – 36″)
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rip rap (class a, b, i, & ii)
locations:
stormwater chambers (stormtech)
product type:
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backfill material (#57, #467, & #3)
locations:
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GROVE STONE & SAND
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NORTH BUNCOMBE QUARRY
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SOUTH MCDOWELL QUARRY
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GREEN RIVER QUARRY
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LAKE NORMAN QUARRY
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AQUADALE QUARRY