2011-09-30_PERMIT FILE - C1980007A ‎(11)‎

• Permit No: C1980007A
• IBM Index Class Name: Permit File
• Doc Date: 9/30/2011
• Doc Name: SEDCAD Model Output
• Section_Exhibit Name: Exhibit 82 Appendix F
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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47
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater ft Loss Coef.
(ft) () (Ke)
20.00 5.00 0.0240 3.75 0.00 0.9(
Culvert Results:
Design Discharge = 7.62 cfs
Minimum pipe diameter: 1 - 15 inch pipe(s) required
Structure #4 LErodib /e Channel
DRPE -1
Triangular Erodible Channel Inputs:
Material: Cobbles and shingles
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 9.0 0.0350
0.30
6.0
Erodible Channel Results:
Structure #3 (Cu /vertu
CRPE -1
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
20.00 5.00 0.0240 1.50 0.00 0.9(
Culvert Results:
Design Discharge = 2.13 cfs
Minimum pipe diameter: 1 - 10 inch pipe(s) required
Structure #2 (Nonerodib /e Channel
DRPE -2
Filename: Old RPE and New RPE Pile.sc4 Printed 04 -15 -2010
w/o Freeboard w/ Freeboard
Design Discharge:
2.13 cfs
Depth:
0.48 ft 0.78 ft
Top Width:
1.93 ft 3.13 ft
Velocity:
4.59 fps
X- Section Area:
0.46 sq ft
Hydraulic Radius:
0.215 ft
Froude Number:
1.65
Structure #3 (Cu /vertu
CRPE -1
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater Loss Coef.
(ft) (ft) (Ke)
20.00 5.00 0.0240 1.50 0.00 0.9(
Culvert Results:
Design Discharge = 2.13 cfs
Minimum pipe diameter: 1 - 10 inch pipe(s) required
Structure #2 (Nonerodib /e Channel
DRPE -2
Filename: Old RPE and New RPE Pile.sc4 Printed 04 -15 -2010