2010-11-19_PERMIT FILE - C1980007 ‎(19)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 11/19/2010
• Doc Name: 100 yr - 24 hr
• Section_Exhibit Name: Exhibit 66 SG-1 Pond
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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52
C7
CSL Y -22
Culvert Inputs:
Culvert Results:
Design Discharge = 20.15 cfs
Minimum pipe diameter: 1 - 24 inch pipe(s) required
Structure #79 6R1pray Channe/)
DSL Y -18A
Triangular Riprap Channel Inputs:
Max. Tailwater Entrance
Length (ft) Slope (%) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
55.00 5.00 0.0240 3.75 0.00 0.90
Material: Riprap
•
Left Right
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Mult. x
Ratio Ratio
Depth (ft) % of Depth (VxD)
3.0:1 3.0:1 50.0
0.30
Riprap Channel Results:
PADER Method - Steep Slope Design
•
Structure #71 LCulvert�
CSL Y -23
Culvert Inputs:
Filename: Sylvester Gulch_09292010.sc4 Printed 10 -06 -2010
w/o Freeboard w/ Freeboard
Design Discharge:
15.21 cfs
Depth:
0.75 ft 1.05 ft
Top Width:
4.48 ft 6.28 ft
Velocity:
9.09 fps
X- Section Area:
1.67 sq ft
Hydraulic Radius:
0.354 ft
Froude Number:
2.62
Manning's n:
0.0580
Dmin:
5.00 in
D50:
9.00 in
Dmax:
12.00 in
•
Structure #71 LCulvert�
CSL Y -23
Culvert Inputs:
Filename: Sylvester Gulch_09292010.sc4 Printed 10 -06 -2010