2010-11-19_PERMIT FILE - C1980007 ‎(5)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 11/19/2010
• Doc Name: 10 yr - 24 hr
• Section_Exhibit Name: Exhibit 66 Pond MB-5E
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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Triangular Erodible Channel Inputs:
Material: Riprag
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n
Mult. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
2.0:1 2.0:1 35.0 0.0600
0.30
5.5
Erodible Channel Results:
Structure #54 (Erodible Channe/1
DSE -2S
•
Triangular Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Left Right
w/o Freeboard w/ Freeboard
Design Discharge:
0.85 cfs
Depth:
0.32 ft 0.62 ft
Top Width:
1.30 ft 2.50 ft
Velocity:
4.06 fps
X- Section Area:
0.21 sq ft
Hydraulic Radius:
0.145 ft
Froude Number:
1.77
Structure #54 (Erodible Channe/1
DSE -2S
•
Triangular Erodible Channel Inputs:
Material: Graded silts to cobbles when colloidal
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n
Mult. x
Velocity
Ratio Ratio
Depth (ft) % of Depth (VxD)
(fps)
2.0:1 2.0:1 7.0 0.0300
0.30
5.5
Erodible Channel Results:
Structure #53 (Culvertl
CSE - -20
• Culvert Inputs:
Filename: MB -5E Sediment run.sc4 Printed 10 -01 -2010
w/o Freeboard w/ Freeboard
Design Discharge:
1.65 cfs
Depth:
0.43 ft 0.73 ft
Top Width:
1.73 ft 2.93 ft
Velocity:
4.40 fps
X- Section Area:
0.38 sq ft
Hydraulic Radius:
0.194 ft
Froude Number:
1.67
Structure #53 (Culvertl
CSE - -20
• Culvert Inputs:
Filename: MB -5E Sediment run.sc4 Printed 10 -01 -2010