PERMFILE47805

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 4/20/2007
• Doc Name: Pond D Emgergency Spillway Analysis
• Section_Exhibit Name: Exhibit 08H‎(2)‎
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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Subwatershed Hydro%gy Detai/;

Stru SWS
# # SWS Area

(ac) Time of
Conc

(hrs) Musk K

(hrs)
Musk X Curve

Number
UHS Peak
Discharge

(~) Runoff
Volume

(ac-ft)
#1 1 198.800 0.371 0.000 0.000 74.000 M 68.53 8.788
2 535.800 0.552 0.000 0.000 74.000 M 152.53 23.667
3 62.000 0.325 0.000 0.000 86.000 M 49.61 5.474
4 96.200 _ 0.112 0.183 0.361 82.000 M 113.13 8.585
5 9.000 0.119 0.000 0.000 90.000 M 14.56 1.214
6 11.000 0.026 0.000 0.000 90.000 M 17.79 1.484
7 5.000 0.010 0.000 0.000 100.000 M 9.96 1.083
917.800 347.17 50.294
Subwatershed Time of Concentration Detai/s;

Stru SWS
Land Flow CondiGOn
Slo
~ ("~) Vert. Dist. Horiz. Dist. Velocity Time (hrs)
# # (ft) (ft) (fps)
#1 1 3. Short grass pasture 33.00 99.00 300.00 4.590 0.016
6. Grassed waterway 30.00 225.00 750.00 8.210 0.025
7. Paved area and small upland 5.00 85.00 1,700.00 4.500 0.104
gullies
7. Paved area and small upland 2.00 46.00 2
300.00 2.840 0.224
gullies ,
#1 1 Time of Concentration: 0.371
#1 2 3. Short grass pasture 15.00 45.00 300.00 3.090 0.026
6. Grassed waterway 11.84 625.00 5,280.00 5.160 0.284
7. Paved area and small upland 1.50 32.25 2
150.00 2.460 0.242
gullies ,
#1 2 Time of Concentration: 0.552
#1 3 5. Nearly bare and untitled, and 33
33 49.99 150.00 5.770 0.007
alluvial valley fans .
7. Paved area and small upland 0.49 8.00 1
618.00 1.410 0.318
gullies ,
#1 3 Time of Concentration: 0.325
#1 4 4. Cultivated, straight row 11.00 132.00 1,200.00 2.960 0.112
#1 4 Time of Concentration: 0.112
#1 5 5. Nearly bare and unfilled, and 0.50 1.50 300.00 0.700 0.119
alluvial valley fans
#1 5 Time of Concentration: 0.119
Subwatershed Muskingum Routing Detai/s;

Filename: Emergency_Spillway_Only.sc4 ~ Printed 04-03-2007