A 24-inch gravity line designed to transfer sludge from one pit to another at the Blue Plains Advanced Wastewater Treatment Plant in Washington, D.C., was one-half to three-quarters full and hadn’t been used in years. As part of a plant upgrade, project engineer Nicholas Ritenour,...
Jetting Under D.C.
Equipment modifications enable a contractor to clean a gravity line 40 feet below a wastewater treatment plant in Washington, D.C.
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