PERMFILE138818

• Permit No: C1981018
• IBM Index Class Name: Permit File
• Doc Date: 10/13/2004
• Doc Name: Post-Reclamation Refuse Area Runoff and Sedimentology Calculations
• Section_Exhibit Name: Illustration 49
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
13
Subwatershed Hydrology Detail;

Stru
#
SWS
#
SWS Area
(ac) Time of
~~

(hrs)
Musk K
(hrs)
Musk X
Curve
Number
UHS Peak
Discharge

(cfs) Runoff
Volume

(arft)
#3 1 3.560 0.015 0.000 0.000 84.000 F 1.94 0.141
3.560 1.94 0.141
#7 1 0.810 0.025 0.000 0.000 84.000 F 0.44 0.032
2 8.490 0.525 0.000 0.000 84.000 F 2.48 0.337
9.300 2.57 0.369
#5 1 5.550 0.050 0.000 0.000 84.000 F 3.02 0.220
14.850 4.96 0.589
#4 1 6.580 0.143 0.000 0.000 84.000 F 2.86 0.261
6.580 2.86 0.261
#8 ~ 21.430 7.49 0.850
#2 1 2.150 0.059 0.000 0.000 84.000 F 1.17 0.085
23.580 8.66 0.935
#1 1 2.080 0.000 0.000 0.000 98.000 F 2.47 0.239
29.220 13.07 1.315
Subwatershed Sedimentology Detail.•

Stru
#
SWS
#
Soil K
L (ft)
S (%)
C
p
~ #
Sediment
(tons} Peak
Sediment
Conc.
(mg/I) Peak
Settleable
Conc
(ml/I)
24VW
(ml/I)
#3 1 0.280 280.00 25. 00 0.2400 1.0000 1 25.1 246,382 153.60 76.38
25.1 246,382 153.60 76.38
#7 1 0.280 120.00 12. 10 0.2400 1.0000 1 1.2 57,939 36.12 18.93
2 0.280 200.00 6. 25 0.2400 1.0000 1 6.2 26,187 14.64 8.02
7.4 29,042 16.57 8.96
#5 1 0.280 230.00 16. 00 0.2400 1.0000 1 2Z.0 144,209 89.90 44.10
29.4 101,121 62.05 22.90
#4 1 0.280 330.00 19. 00 0.2400 1.0000 1 35.8 193,927 117.60 60.21
35.8 193,927 117.60 60.21
#8 ~ 65.2 129,108 78.71 34.64
Filename: RP-4 terrace -final configuration.sc4 Printed 07-28-2004