PERMFILE59327

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 5/27/2004
• Section_Exhibit Name: Exhibit 70A Refuse Pile Expansion Construction Plan
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
Copyright 1998 Pamela J. Schwab
' Civil Software Design
Subwatershed Hydro%gy Detai/:

Stru
#
SWS
#
SWS Area
(ac) Time of
Conc
(ham)
Musk K
(hrs}
Musk X
Curve
Number
UHS Peak
Discharge
(ffs) Runoff
Volume
(ac-ft)
#1 1 1.180 0.058 0.000 D.000 57.000 M 0.19 0.019
Z 3.410 0.092 0.000 0.000 91.000 F 6.25 0.536
4.590 6.44 0.554
#2 1 0.460 0.003 0.000 0.000 57.000 M 0.07 0.007
2 0.110 0.006 0.000 0.000 91.000 F 0.20 0.017
5.160 6.71 0.579
#3 1 1.140 0.024 0.000 0.000 57.000 M 0.18 0.018
6.300 6.89 0.597
Subwatershed Sedimento/ogy Detai/;

Stru
#
SWS
#
Soil K
L (ft)
S (%)
C
P
PS #
Sediment
(tons) Peak
Sediment
Conc.
(mg/I) Peak
Settleable
Conc
(ml/I)
24VW
(ml/q
#1 1 0.320 50.00 44.00 0.0350 1.0000 1 0.2 23,801 9.36 3.87
2 0.320 550.00 6.50 0.8000 1.OOD0 1 89.0 204,284 80,33 44.96
89.2 199,782 78.56 43.62
#2 1 0.320 140.00 54.00 0.0350 1.0000 1 O.Z 89,960 3537 20.17
2 0.320 190.00 26.00 0.8000 1.0000 1 6.9 472,034 185.61 135.77
96.3 208,690 82.06 45.69
#3 1 0.320 180.00 45.60 0.0350 1.0000 1 0.5 54,451 21.41 8.91
96.8 208,690 82.06 44.67
Subwatershed Time of Concentration Detai/s:
Stru SWS Land Flow Condition Slope (%) Vert. Dist. Horiz. Dist. Velocity Tme (hrs)
# # (ft) (ft) (fps)
#1 1 3. Short grass pasture 30.00 18.00 59.99 4.380 0.003
8. Large gullies, diversions, and low 2 80 28.28 010.00
1 5.010 0.055
Flowing streams ,
#1 1 Time of Concentration: 0.058
#1 2 5. Nearly bare and unfilled, and 8.00 18
00 225.00 2
820 0
022
alluvial valley fans . . .
7. Paved area and small upland g.00 25
20 315
00 690
5 0
015
gullies . . . .
Filename: RefusePileDitch.sc4 Printed 04-29-2004