2011-03-21_PERMIT FILE - C2009087A ‎(16)‎

• Permit No: C2009087A
• IBM Index Class Name: Permit File
• Doc Date: 3/21/2011
• Doc Name: Upper Sump Design 25 yr/24hr Storm Event
• Section_Exhibit Name: Exhibit 2.05.3-E2 Appendix 2.05.3-E2.E Addendument 2.05.3-E2.E-1
• Media Type: D
• Archive: Yes

SEDCAD 4.0
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Upper Sump - Emergency Spillway 30%
Material: Riprap
Trapezoidal Chanel
Bottom Left Right
Freeboard Freeboard Freeboard
Width (ft) Sideslope Sideslope Slope ( %)
6.98 cfs
Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
10.00 3.0:1 3.0:1 30.0
1.00
PADER Method - Steep Slope Design
SEDCAD Utility Run Printed 12 -06 -2010
w/o Freeboard w/ Freeboard
Design Discharge:
6.98 cfs
Depth:
0.15 ft 1.15 ft
Top Width:
10.89 ft 16.89 ft
Velocity:
4.52 fps
X- Section Area:
1.54 sq ft
Hydraulic Radius:
0.141 ft
Froude Number:
2.11
Manning's n:
0.0490
Dmin:
2.00 in
D50:
3.00 in
Dmax:
4.50 in
SEDCAD Utility Run Printed 12 -06 -2010