Sources: Environmental Containment Corp., Vancouver, Wash.; CP staff After an initial collaboration, Washington State’s National Precast, Vancouver, and Superior Concrete, Lake Stevens, have joined forces as Environmental Containment Corp. to serve the fast-growing stormwater containment market with cast-in-place detention vaults, plus precast ponds or vaults. The producer’s comprehensive, modular design for runoff management, Hybrid Vault, is now available throughout the…
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