2010-11-19_PERMIT FILE - C1980007 ‎(31)‎

• 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 RPE Pond
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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27
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Structure #26 6% rap Channel)
DRPE -EIO
Trapezoidal Riprap Channel Inputs:
Material: Ripraq
J
Left Right
Bottom
w/o Freeboard w/ Freeboard
Depth:
0.55 ft 1.05 ft
Top Width:
4.66 ft 6.16 ft
Velocity:
8.15 fps
X- Section Area:
2.12 sq ft
Hydraulic Radius:
0.424 ft
Froude Number:
2.13
Manning's n:
0.0610
Dmin:
3.00 in
D50:
6.00 in
Dmax:
9.00 in
Structure #26 6% rap Channel)
DRPE -EIO
Trapezoidal Riprap Channel Inputs:
Material: Ripraq
J
Left Right
Bottom
Freeboard Freeboard Freeboard
a Slop
Sideslo a Sideslo e
Width (ft) p p (
Depth ft % of Depth Mult. x
p () p
Ratio Ratio
(VxD)
3.00 1.5:1 1.5:1 24.9
0.50
Riprap Channel Results:
PADER Method - Steep Slope Design
Structure #25 (R/praP Channel)
DRPE -E11
• Trapezoidal Riprap Channel Inputs:
Filename: RPE Pi1e.sc4 Printed 10 -06 -2010
w/o Freeboard w/ Freeboard
Design Discharge:
18.43 cfs
Depth:
0.62 ft 1.12 ft
Top Width:
4.86 ft 6.36 ft
Velocity:
7.57 fps
X- Section Area:
2.44 sq ft
Hydraulic Radius:
0.465 ft
Froude Number:
1.88
Manning's n:
0.0590
Dmin:
3.00 in
D50:
6.00 in
Dmax:
9.00 in
Structure #25 (R/praP Channel)
DRPE -E11
• Trapezoidal Riprap Channel Inputs:
Filename: RPE Pi1e.sc4 Printed 10 -06 -2010