Sewage overflow stop manhole flood prevention
Sewage overflow stop manhole flood prevention
Sewage overflow stop manhole flood prevention
Sewage overflow stop manhole flood prevention
Sewage overflow stop manhole flood prevention
Sewage overflow stop manhole flood prevention

Sewage overflow stop manhole flood prevention

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Sewer overflow (piping discharge) is a sewage treatment facility in which sewage reaches the environment directly from the sewer in the untreated state. When caused by rainfall, it is also called wet weather overflow.