2013-08-09_PERMIT FILE - C1981041 ‎(4)‎

• Permit No: C1981041
• IBM Index Class Name: Permit File
• Doc Date: 8/9/2013
• Section_Exhibit Name: Tab 14 Appendix 14-6 Part 2
• Media Type: D
• Archive: No

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SEDCAD 4 for Windows
Copyright 1998 Pamela J. Schwab
Civil Software Design
Structure Detail;
Structure #3 (Grass Filter
Grass Filter Inputs:
Stiffness
0.0013 ac -ft
Roughness Grass Height Hydraulic Infiltration Factor
Filter Length Filter Width Filter Slope
Coefficient (in) Spacing (in) Rate (iph)
(ft) (ft) ( %)
(N -sq m)
0.6122 fps
0.0200 3.0 36.00 0.15 2.000
525.0 20.0 10.0
Grass Filter Results:
Filename: CRDA -1, #2.sc4
Total Infiltration Volume:
0.0013 ac -ft
Filter Infiltration Rate:
0.0365 ds
Peak Flow Depth:
0.050 in
Critical Prone Velocity:
0.6122 fps
Wedge Location:
0.00 ft
Sediment Depth in Zone D:
0.0000 in
Trap Efficiency:
100.0%
14-6-93
Printed 05 -23 -2001
New 5/01