2002-11-26_PERMIT FILE - C1981022 ‎(4)‎

• Permit No: C1981022
• IBM Index Class Name: Permit File
• Doc Date: 11/26/2002
• Doc Name: Slope 1 SAE
• Section_Exhibit Name: Exhibit 2.05-E3 Section 9f
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Copyright 1998 Pamela J. Schwab
Civil Software Design
Structure Detai/;
Structure #1 (Silt Fence,
Anchored Straw Bales In Lieu of Fencing
Silt Fence Inputs:
Fe Rate~w Width along Hei ht ft Land Slope 'Tie-back
(gpm/sq ft) contour (ft) g (~ (%) distance (ft)
5.6 70.0 2.5 50.00 5.0
*Sediment Storage: D. 00 ac-tt
*Sediment capacity based on A verage Annua/ R of 30.0 for 1 year(s)
Silt Fence Results:
Peak Fence Stage: 1.91 ft
Peak Water Stage: 0.30 ft
Dewater Time: 0.23 days
Trap Efficiency: 51.83
Dewatering time is ca/culated from peak stage to lowest spi//way
•
Stage-Capacity-Discharge Table
•

Fence Stage Water Stage

(ft) (ft)
Area

(ac)
Capacity.

(ac-ft) _Dewater
Discharge
Time
(cfs)
(hrs)
0.00 0.000 0.000
0.10 0.000 0.000
0.20 0.001 0.000
0.30 0.001 0.000
0.40 0.001 0.000
0.50 0.002 0.000
0.60 0.002 0.001
0.70 0.002 0.001
0.80 0.003 0.001
0.90 0.003 0.001
1.00 0.003 0.002
1.10 0.004 0.002
1.20 0.004 0.002
1.30 0.004 0.003
1.40 0.004 0.003
1.50 0.005 0.004
1.60 0.005 0.004
1.61 0.00 0.005 0.000 0.000 Top of Sediment
6
Filename: Slope1.sc4
Printed 05-10-2 000