2016-08-01_PERMIT FILE - C1981010A ‎(2)‎

• Permit No: C1981010A
• IBM Index Class Name: Permit File
• Doc Date: 8/1/2016
• Doc Name: TEMPORARY DIVERSION DESIGN
• Section_Exhibit Name: APPENDIX Q SECTION XVII
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
5
Structure Detail;
Structure #1 (Null1
Structure #5 (Erodible Channell
Trapezoidal Erodible Channel Inputs:
Material: Coarse gravel noncolloidal
Left Right
Bottom
Freeboard
Freeboard Freeboard
Limiting
9
Sideslope Sideslope Slope (%) Manning's n
Width (ft)
MulVelocity
x
tY
Ratio Ratio
Depth (ft) % of Depth (Vx
VxD)
(fps)
20.00 3.0:1 3.0:1 10.6 0.0250
0.30
6.0
Erodible Channel Results:
Structure #8 (Eondl
Pond Inputs:
w/o Freeboard w/ Freeboard
Design Discharge:
7.25 cfs
Depth:
0.09 ft 0.39 ft
Top Width:
20.55 ft 22.35 ft
Velocity:
3.90 fps
X -Section Area
1.86 sq ft
Hydraulic Radius:
0.090 ft
Froude Number:
2.29
Structure #8 (Eondl
Pond Inputs:
Pond Results:
Peak Elevation: 7,427.79 ft
Dewater Time: 0.79 days
Dewatering time /s calculated from peak stage to lowest spillway
Elevation -Capacity -Discharge Table
Filename: DJ_Divert_10yr_24hr.sc4 Printed 06-08-2016
Initial Pool Elev:
7,427.50 ft
Initial Pool:
1.62 ac -ft
Emergency Spillway
Spillway Elev Crest Length Left
Right Bottom
(ft) Sideslope
Sideslope Width (ft)
7,427.50 15.00 3.00:1
3.00:1 10.00
Pond Results:
Peak Elevation: 7,427.79 ft
Dewater Time: 0.79 days
Dewatering time /s calculated from peak stage to lowest spillway
Elevation -Capacity -Discharge Table
Filename: DJ_Divert_10yr_24hr.sc4 Printed 06-08-2016