PERMFILE107487

• Permit No: C1996084
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Figure Crooked
• Section_Exhibit Name: EXHIBIT 15 MINE AREA P3 SEDIMENT CONTROL POND 3-1
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Copynph11998 Pamela J. Schwab
Civil Software Design
Subwatershed Hydro%gy Detai/;

Stru
#
SWS
# SWS Area

(ac) Time of
Conc

(hrs) Musk K

(hrs)
Musk X Curve

Number
UHS Peak
Discharge

(ds) Runoff
Volume

(ac-R)
#2 1 2.690 0.080 0.000 0.000 69.000 S 1.93 0.138
2 3.260 0.004 0.000 0.000 94.000 F 6.72 0.612
5.950 8.65 0.750
#1 1 4.560 0.147 0.000 0.000 69.000 S 1.29 0.234
2 8.150 0.068 0.000 0.000 69.000 F 5.85 0.419
3 9.550 0.010 0.000 0.000 94.000 F 19.69 1.793
22.260 26.49 2.447
if3 ~ 28.210 32.63 3.197
#4 ,S, 28.210 32.63 3.197
Subwatershed Sedimento/ogy Detai/;
•

Stru
#
SWS
#
Soil K
L (R)
S (%)
C
P
PS #
Sediment
(tons) Peak
Sediment
Conc.
(mg/I) Peak
Settleable
Conc
(ml/I)
24VW
(ml/I)
#2 1 0.370 225.00 9.00 0.0060 1.0000 1 0.2 2,099 1.14 0.51
2 0.370 100.00 50.00 0.7100 1.0000 1 476.9 744,124 403.91 239.18
477.1 700,081 380.00 201.82
#1 1 0.370 350.00 4.00 0.0060 1.0000 1 0.1 802 0.33 0.17
2 0.370 125.00 25.00 0.0060 1.0000 1 1.7 6,878 3.73 1.67
3 0.370 100.00 30.00 0.7100 1.0000 1 977.5 568,620 306.64 179.44
979.3 532,031 288.78 140.06
it3 ~ 1,456.4 628,425 341.10 155.36
#4 ~ 1,456.4 628,425 341.10 155.36
Subwatershed Time of Concentration Detai/s;
•
Stru
# SWS
# Land Flow Condition Slope (%) VeR. Dist.
(R) Horiz. Dist.
(R) Velocity
(fps) Time (hrs)
#1 1 1. Forest with heavy ground litter 3.85 10.00 260.00 0.490 0.147
#1 1 Time of Concentration: 0.147
#1 2 1. Fores[ with heavy ground litter 25.00 100.00 400.00 1.260 0.088
#1 2 Time of Concentration: 0.088
Filename: Ditches to Pond 3-1.sc4 Printed 04-18-2001