2008-12-04_PERMIT FILE - C1994082 ‎(16)‎

• Permit No: C1994082
• IBM Index Class Name: Permit File
• Doc Date: 12/4/2008
• Doc Name: 25 Year 24 Hour SEDCAD Demonstration
• Section_Exhibit Name: Tab 13 Attachment 13-19.1 Appendix 13-19.1-B
• Media Type: D
• Archive: No

SEDCAD 4 for VIlindows
r~.....~~hr ~ ooa .~nm c„noi~ I Rrh...~h
•
Subwatershed Hydro/ogy Detail;

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

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

(cfs) Runoff
Volume

(ac-ft)
#2 1 26.300 0.098 0.000 0.000 71.000 M 9.24 0.671
26.300 9.24 0.671
#1 1 17.200 0.087 0.000 0.000 71.000 M 6.04 0.439
17.200 6.04 0.439
#3 1 1.900 0.022 0.000 0.000 71.000 M 0.67 0.048
2 0.300 0.000 0.000 0.000 99.000 F 0.48 0.043
45.700 16.42 1.202
Subwatershec/ Sedirnento%gy 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/I)
#2 1 0.320 300.00 16.00 0.0420 1.0000 1 18.0 47,303 23.21 9.58
18.0 47,303 23.21 9.58
#1 1 0.320 300.00 15.00 0.0420 1.0000 1 10.3 41,607 20.41 8.42
10.3 41,607 20.41 8.42
#3 1 0.320 200.00 30.00 0.0420 1.0000 1 1.5 54,670 26.82 11.09
2 0.001 1.00 1.00 0.0005 1.0000 1 0.0 0 0.00 0.00
29.9 44,152 21.66 8.88
Subwatershed Time of Concentration Detai/s:
•

S~u
SAS
Land Flow Condition
Slope (%) Vert. Dist.
(ft) Horiz. Dist.
(ft) Velocity
(fps)
Time (hrs)
#1 1 3. Short grass pasture 17.50 70.00 400.00 3.340 0.033
6. Grassed waterway 17.98 160.00 890.00 6.350 0.038
8. Large gullies, diversions, and low
flowing streams 14.18 95.00 670.00 11.290 0.016
#1 1 Time of Concentration: 0.087
#2 1 5. Nearly bare and untitled, and
alluvial valley fans 8.33 10.00 120.00 L.88U U.Ull
3. Short grass pasture 11.25 45.00 400.00 2.680 0.041
6. Grassed waterway 21.62 160.00 740.00 6.970 0.029
Filename: Pond 011ATR37 25Yr_24Hr.sc4
TR-37
13-19.1-B.9
Printed 07-17-2008
Revised 08/08