PERMFILE72692

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: Exhibit 7 Item 14 Emergency Spillway Temporary & Permanent Channel Designs
• Media Type: D
• Archive: Yes

SEDCAD 4.0
Copynght 1998 Pamela J Schwab
Civil Software Design
Streeter Gulch Ditch Sta. 10 to 33: Q=220.9
Material: Riprap
Bottom LeN Right Freeboard Freeboard Freeboard
Width (N) Sideslope Sideslope Slope (°6) Depth (N) °/ of Depth Mult. x (VxD)
Ratio Ratio
6.00 2.0:1 2.0:1 16.0 1.00
PADER Method -Steep Slope Design
w/o Freeboard w/ Freeboard
Depth: 1.66 tt 2.86 N
Top Width: 13.44 N 17.44 h
Velocity: 12.22 Ips
X-Section Area: 18.06 sq N
Hydraulic Radius: 1.263
Froude Number: 1.86
Manning's n: 0.0570
Dmin. 7.00 in
D60: 12.00 in
Dmax. 18.00 in
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LJ
SEDCAD Utility Run Printed 09-18-1998