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Wastewater source control system

  • US 20050072469A1
  • Filed: 03/09/2004
  • Published: 04/07/2005
  • Est. Priority Date: 10/02/2003
  • Status: Abandoned Application
First Claim
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1. A wastewater source control system for use with a sewer service line conducting a flow of wastewater from a sewage line of a building to a sewer main, the wastewater source control system comprising:

  • a flow control device adapted to be installed in the sewer service line, the flow control device automatically closing in response to a backflow of wastewater and/or stormwater from the sewer main, through the sewer service line and toward the building, and the flow control device automatically opening in response to a normal flow of wastewater from the building, through the sewer service line and into the sewer main;

    a detention tank disposed in the sewer service line upstream of the flow control device, the detention tank detaining wastewater in response to the flow control device being closed and the wastewater draining from the detention tank upon the flow control device subsequently opening.

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