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Can infiltration overflow or subsoil drainage to the storm sewer system?

April 26, 2017drainage infiltration overflow sewer storm subsoil system

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Can infiltration overflow or subsoil drainage to the storm sewer system?

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Yes. The subsoil drain or infiltration overflow must discharge to a manhole or area drain inlet. The invert elevation (i.e.) of the storm pipe conveying the wastewater from the subsoil drain must enter the manhole or area drain inlet at a point higher than the discharge pipe.