2019-10-08_PERMIT FILE - C1996083

• Permit No: C1996083
• IBM Index Class Name: Permit File
• Doc Date: 10/8/2019
• Doc Name: pages EXH 8-98 to EXH 8-245
• Section_Exhibit Name: Volume III Exhibit 08 Protection of the Hydrologic Balance Part 2
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Copyright 1998 Pamela J. Schwab
Civil Software Design
Silt Fence Inputs:
Silt Fence Results:
Structure Detail;
Fence Flow Width along Land Slope Tie -back
Rate contour (ft) Height (ft) (oda) distance (R)
(gpmisq ft)
10.0 110.0 2.5 66.00 3.8
*Sediment Storage: 0.00 ac -It
*No sediment capacity defined
Peak Fence Stage:
0.10 ft
Peak Water Stage:
0.10 R
Dewater Time:
0.10 days
Trap Efficiency:
59.92%
Dewatering time is calculated from peak stage to lowest spillway
Fence Stage
(ft)
Water Stage
(ft)
Area
(ac)
Capacity
(ac -ft)
Discharge
(cfs)
Dewater
Time
(hrs)
0.00
MO
0.000
0.000
0.000
Top of Sediment
0.10
0.10
0.000
0.000
0.245
0.10
0.10
0.000
0.000
0.250
0.00 Peak Stage
0.20
0.20
0.001
0.000
0.492
0.30
0.30
0.001
0.000
0.738
0.40
0.40
0.002
0.000
0.986
0.50
0.50
0.002
0.000
1.234
0.60
0.60
0.002
0.001
1.483
0.70
0.70
0.003
0.001
1.732
0.80
0.80
0.003
0.001
1.982
0.90
0.90
0.003
0.002
2.233
1.00
1.00
0.004
0.002
2.485
1.10
1.10
0.004
0.002
2.737
1.20
1.20
0.005
0.003
1990
1.30
1.30
0.005
0.003
3.243
1.40
1.40
0.005
0.004
3,498
1.50
1.50
0.006
0.004
3,752
1.60
1.60
0.006
0.005
4.008
1.70
1.70
0.007
0.006
4,264
Filename: GV85-1-100.sc4
Printed 06-04-2001
TR -20 Exh-8 - 148 - 6101
0
•
E