2010-11-19_PERMIT FILE - C1980007 ‎(32)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 11/19/2010
• Doc Name: 25 yr - 24 hr
• Section_Exhibit Name: Exhibit 66 RPE Pond
• Media Type: D
• Archive: No

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Structure #29 ( R/prap Channe/)
DRPE -E7
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
w/o Freeboard w/ Freeboard
Manning's n:
0.0590
Dmin:
3.00 in
D50:
6.00 in
Dmax:
9.00 in
Structure #29 ( R/prap Channe/)
DRPE -E7
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right
Bottom
Freeboard Freeboard Freeboard
Sideslope Sideslope Slope ( %)
Width (ft)
Mult. x
Ratio Ratio
Depth (ft) % of Depth
(VxD)
3.00 1.5:1 1.5:1 32.5
0.50
Riprap Channel Results:
PADER Method - Steep Slope Design
J
Structure #45 (Cu /vertu
CRPE -IE
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater () ft Loss Coef.
(ft) ( Ke)
60. 27. 0.024 4. 00 0.00 0.9(
U
Culvert Results:
Design Discharge = 19.40 cfs
Filename: RPE Pile.sc4
Printed 10 -06 -2010
w/o Freeboard w/ Freeboard
Design Discharge:
19.40 cfs
Depth:
0.60 ft 1.10 ft
Top Width:
4.79 ft 6.29 ft
Velocity:
8.33 fps
X- Section Area:
2.33 sq ft
Hydraulic Radius:
0.452 ft
Froude Number:
2.11
Manning's n:
0.0600
Dmin:
3.00 in
D50:
6.00 in
Dmax:
9.00 in
Structure #45 (Cu /vertu
CRPE -IE
Culvert Inputs:
Max. Tailwater Entrance
Length (ft) Slope ( %) Manning's n Headwater () ft Loss Coef.
(ft) ( Ke)
60. 27. 0.024 4. 00 0.00 0.9(
U
Culvert Results:
Design Discharge = 19.40 cfs
Filename: RPE Pile.sc4
Printed 10 -06 -2010