First Defense Enhanced Vortex Separator Stormwater Treatment System

First Defense^® Inquiry

First Defense^® Inquiry
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Application
In line Unit
Catchbasin Inlet
Both

Design Criteria
Design Flow	cfs
Peak Flow	cfs
Inlet Pipe Invert Elevation	ft
Outlet Pipe Invert Elevation	ft
Ground Level	ft
Downstream TWL at Design Flow	ft
Donstream TWP at Peak Flow	cfs
Removal Efficiency Required at Design Flow	%
Bypass Required:	Yes No
Inlet Pipe Size:	in
Outlet Pipe Size:	in

For Net Annual Sizing
Total Drainage Area	Acres
Percent Impervious Area	%
Runoff Coefficient
Particle Size Distribution

Is this inquiry for:
Study/Planning Stage
Initial Design Stage
Bidding Stage
Other Comments Please enter any additional comments or design considerations: Please check that all information is correct, then... for free design service.