PERMFILE57567

• Permit No: C1982057A
• IBM Index Class Name: Permit File
• Doc Date: 6/16/2006
• Doc Name: Reclaimed Dranage Calculations
• Section_Exhibit Name: Tab 20 Attachment 20-1
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Subwatershed Time of Concentration Detai/s;

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S~u 5#S Land Flow Condition Slope (%) Ve (R> is[. Hori(ft) ist. V(fP ty Time (hrs)
#1 1 3. Short grass pasture 17.19 55.00 320.00 3.310 0.026
6. Grassed waterway 27.34 190.00 695.00 7.840 0.024
#1 1 Time of Concentration: 0.050
#1 2 3. Short grass pasture 19.23 50.00 260.00 3.500 0.020
6. Grassed waterway 10.34 30.00 290.00 9.820 0.016
8. Large gullies, diversions, and low
Flowing streams 5.88 10.00 170.00 7.270 0.006
#1 2 Time of Concentration: 0.042
#2 1 3. Short grass pasture 25.00 50.00 200.00 4.000 0.013
6. Grassed waterway 28.30 120.00 424.00 7.970 0.014
#2 1 Time of Concentration: 0.027
#2 2 3. Short grass pasture 30.00 60.00 200.00 4.380 0.012
6. Grassed wa[envay 21.74 50.00 230.00 6.990 0.009
6. Grassed waterway 6.90 60.00 870.00 3.930 0.061
8. Large gullies, diversions, and low
flowing streams 8.29 170.00 2,050.00 8.630 0.065
#2 2 Time of Concentration: 0.147
#3 1 3. Short grass pasture 13.00 65.00 500.00 2.860 0.048
6. Grassed waterway 13.87 190.00 1,370.00 5.580 0.068
8. Large gullies, diversions, and low
Flowing streams 6.50 90.00 1,384.00 7.650 0.050
#3 1 Time of Concentration: 0.166
#4 1 3. Short grass pasture 12.73 35.00 275.00 2.850 0.026
6. Grassed waterway 12.50 50.00 400.00 5.300 0.020
7. Paved area and small upland
gullies 23.33 210.00 900.00 9.720 0.025
#4 1 Time of Concentration: 0.071
#5 1 3. Short grass pasture 7.14 20.00 280.00 2.130 0.036
6. Grassed waterway 16.00 20.00 125.00 6.000 0.005
8. Large gullies, diversions, and low
flowing streams 9.79 70.00 715.00 9.380 0.021
#5 1 Time of Concentration: 0.062
#6 2 3. Short grass pasture 10.64 50.00 470.00 2.600 0.050
6. Grassed waterway 13.55 210.00 1,550.00 5.520 0.077
8. Large gullies, diversions, and low
flowing streams 15.40 250.00 1,623.00 11.770 0.038
8. Large gullies, diversions, and low
Flowing streams 9.52 80.00 840.00 9.250 0.025
#5 2 Time of Concentration: 0.190
#6 1 3. Short grass pasture 12.50 50.00 400.00 2.820 0.039
6. Grassed waterway 14.95 160.00 1,070.00 5.800 0.051
8. Large gullies, diversions, and low
Flowing streams 7.89 30.00 380.00 8.420 0.012
#6 1 Time of Concentration: 0.102
Filename: 006-gulch PM 10-04rev2.sc4
Printed 10-20-2004
,20-I-35