PERMFILE47459

• Permit No: C1996084
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 15 100-year Ditches Area 2-2 Pond Eeast Side
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
Copyright 1998 Pamela J. Schwab
Civil Software Design
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Structure #1 (Erodible Channel1
S-1
Structure Detai/;
Trapezoidal Erodible Channel Inputs:
Material: Cobbles and shinoles
Left Right
Bottom Freeboard Freeboard Freeboard Limiting i
Sideslope Sideslope Slope (%) Manning's n
Width (ft)
Mult. x Velocity
Ratio Ratio Depth (ft) %of Depth
(VxD) (fps)
10.00 2.5:1 2.5:1 14.5 0.0350 0.30 5.5
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 11.40 cfs
Depth: 0.20 ft 0.50 ft
Top Width: 11.01 R 12.51 ft
Velocity: 5.38 fps
X-Section Area: 2.12 sq ft
Hydraulic Radius: 0.191
Froude Number: 2.16
Structure #1 (Erodible Channel
S-2
Trapezoidal Erodible Channel Inputs:
Material: Cobbles and shinoles
Bottom Left Right Freeboard Freeboard Freeboard Limiting
Sideslope Sideslope Slope (%) Manning's n
Width (ft) Mult. x Velocity
Ratio Ratio Depth (R) % of Depth (VxD) (fps)
8.00 2.5:1 2.5:1 9.4 0.0350 0.30 5.5
Erodible Channel Results:
w/o Freeboard w/ Freeboard
Design Discharge: 13.65 cfs
Depth: 0.29 ft 0.59 ft
Top Width: 9.45 ft 10.95 ft
Velocity: 5.39 fps
X-Section Area: 2.54 sq ft

Filename: Ditches -100 yr east 2-182.snA Printetl 04-19-2001