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[[File:PSD sand.png|thumb|Particle size distribution graph, as described in table]]
*Coarse sand for LID construction shall be clean and free free of toxic materials.
*Coarse sand for LID construction shall be clean and free free of toxic materials.
*The pH of the sand shall be ≤ 7.0. Manufactured sand from limestone or dolostone parent material is not acceptable.
*The pH of the sand shall be ≤ 7.0. Manufactured sand from limestone or dolostone parent material is not acceptable.