Sediment control drain and method of construction

  • US 7,052,207 B1
  • Filed: 06/03/2003
  • Issued: 05/30/2006
  • Est. Priority Date: 01/08/2001
  • Status: Expired due to Term
First Claim
Patent Images

1. An erosion control basin for mounting in a grate frame used for a storm sewer grate, said grate frame having front, rear and side frame members defining a grate opening, the frame members having support flanges thereon, the basin comprising a single open topped receptacle fitted in the grate frame, and having wall portions forming a continuous peripheral wall and a bottom wall defining the single open topped receptacle, the receptacle being inside the grate frame, and flange members on the basin for supporting the basin on support flanges of the grate frame, and a drain from the basin comprising an upright pipe within the open topped receptacle and spaced from the continuous peripheral wall and having an interior forming a passageway opening to an outlet in the bottom wall of the receptacle, said upright pipe having a wall with a plurality of openings therethrough, and a sock filter surrounding said upright pipe and the openings in the wall of the pipe so that liquid in the receptacle is filtered through the sock filter before entering the interior of the pipe to exit from the outlet, the single, open topped receptacle being free of dividing walls between any portions of the peripheral wall such that all water entering the grate frame enters only the single receptacle.

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