PERMFILE113053

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 9/2/2004
• Doc Name: Attachment 10 to 12
• Section_Exhibit Name: Exhibit 7 Streeter Pond - 001A
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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18

Stru
#
SWS
#
Soil K
L (ft)
S (%) - -
C -
P - -
PS #
Sediment
(tons) Peak -
Sediment
Conc.
(mg/I) Peak
Settleable
Conc
(ml/I)
24VW
(ml/I)
2 0.280 483.00 7.80 0.0100 0.3800 1 0.2 500 0.10 0.08
~' 1,003.1 96,422 19.48 10.05
#S 1 0.280 600.00 9.40 0.0300 0.5800 1 0.7 2,546 0.85 0.77
2 0.280 533.00 9.10 0.0100 0.3800 1 0.4 683 0.14 0.11
1,004.0 94,506 19.09 9.59
#6 1 0.280 550.00 20.30 0.0400 0.6400 1 2.2 11,548 4.55 4.19
2 0.280 1,000.00 13.80 0.0100 0.3800 1 2.7 2,170 0.34 0.28
1,009.0 94,489 19.12 8.92
#7 1 0.260 383.00 53.30 0.0300 0.5600 1 2.9 20,995 9.52 7.22
1,011.0 93,960 19.03 8.88
Subwatershed Time of Concentration Detai/s:

•
Stru
# SWS
# Land Flow Condition Slope (%) Vert. Dist.
(ft) Horiz. Dist.
(ft) Velocity
(fps) Time (hrs)
#2 1 3. Short grass pasture 7.00 35.00 500.00 2.110 0.065
6. Grassed wateway 19.05 400.00 2,100.00 6.540 0.089
8. Large gullies, diversions, and low
Flowing streams 7.89 225.00 2,850.00 8.420 0.094
8. Large gullies, diversions, and low
Flowing streams 2 75 73.00 2,650.00 4.970 0.148
#2 1 Time of Concentration: 0.396
#2 2 3. Short grass pasture 10.00 50.00 500.00 2.520 0.055
6. Grassed waterway 10.19 275.00 2,700.00 4.780 0.156
8. Large gullies, diversions, and low
Flowing streams 2.86 73.00 2,550.00 5.070 0.139
#2 2 Time of Concentration: 0.350
#3 1 3. Short grass pasture 10.00 50.00 500.00 2.520 0.055
6. Grassed waterway 6.46 210.00 3,250.00 3.810 0.236
8. Large gullies, diversions, and low
Flowing streams 3.20 80.00 2,500.00 5.360 0.129
#3 1 Time of Concentration: 0,420
#4 1 3. Short grass pasture 12.50 75.00 600.00 2.820 0.059
6. Grassed wa[envay 12.77 83.00 650.00 5.360 0.033
8. Large gullies, diversions, and low
Flowing streams 1.30 13.00 1,000.00 3.420 0.081
#4 1 Time of Concentration: 0.173
#4 2 3. Short grass pasture 8.00 40.00 500.00 2.260 0.061
6. Grassed waterway 7.67 230.00 3,000.00 4.150 0.200
#4 2 Time of Concentration: 0.261
Filename: Streeter-SpillwayDesign.sc4 Printed 07-16-2002