| 主权项 |
1. A berm comprising:
a reinforced portion having opposing inner and outer surfaces and comprising structural fill material and a plurality of reinforcing members disposed therein; backfill material having an inner surface adjacent the inner surface of the reinforced portion, the backfill material being at least partially encapsulated by an impermeable membrane, the backfill material comprising contaminated fill material; a drainage system within the impermeable membrane; and a drainage layer adjacent an inner surface of the impermeable membrane and contacting the drainage system; wherein the contaminated fill material comprises one or more of fossil fuel combustion product, fly ash, bottom ash, boiler slag, flue gas desulphurization material, nonhazardous contaminated soil, contaminated crushed glass, contaminated crushed concrete, contaminated crushed asphalt, sand blast grit, foundry sand, properly de-watered dredge spoils, or combinations thereof; and wherein the contaminated fill material is contaminated with one or more of a metal, an acid, a base, a volatile organic compound, a semi-volatile organic compound, a petroleum product, selenium, mercury, lead, boron, cadmium, thallium, a polycyclic aromatic hydrocarbons compound, or combinations thereof. |
