Resources

Ohio Department of Transportation Approval of Downstream Defender

Ohio Department of Transportation Approval of Downstream Defender

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Manual
Washington DOE Approval of Downstream Defender

Washington DOE Approval of Downstream Defender hydrodynamic separator

 

Manual
FL DEP Acceptance Letter for Downstream Defender

Downstream Defender is accepted by the Florida DEP for removal of sediment and nutrients such as nitrogen and phosphorous. 

Manual
Hydro-Sludge Screen Info Pack Detailed information on operation and configuration of a Hydro-Sludge Screen system.
Manual
SpiraSnail Info Pack Additional details covering SpiraSnail operation and configurations.
Manual
Grit Snail Detailed Information Package Additional details on the operation and configuration of Grit Snail systems. 
Manual