2011-03-25_PERMIT FILE - C1981019A ‎(8)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 3/25/2011
• Doc Name: East Pit Recl Sequencing & Ditch Designs for Prospect Ditch, N Tribut E Pit Ditch & Final E Pit Ditc
• Section_Exhibit Name: Exhibit 07 Item 14 Appendix Exh7-14R
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
13
Structure Detail:
Structure #28 (Vegetated Channel)
Hdwtrs of Prospect Ditch
Trapezoidal Vegetated Channel Inputs:
Material: Smooth brome
Bottom Left Right
Retard
Freeboard
Freeboard Freeboard
Limiting
g
o
Sideslope Sideslope Slope ( / °)
Width (ft) Classes
Mult. x
Depth (ft) % of Depth
Velocity
(fps)
Ratio Ratio
(VxD)
13.37 cfs
12.00 2.01 2.01 11.9 D, B
1.00
5.0
Vegetated Channel Results:
Structure #29 (Pond)
Pond PD2
Pond Inputs:
Initial Pool Elev:
Stability
Class D w/o
Freeboard
Stability
Class D w/
Freeboard
Capacity
Class B w/o
Freeboard
Capacity
Class B w/
Freeboard
Design Discharge:
13.37 cfs
0.00%
13.37 cfs
Depth:
0.29 ft
1.29 ft
0.52 ft
1.52 ft
Top Width:
13.15 ft
17.15 ft
14.07 ft
18.07 ft
Velocity:
3.70 fps
1.98 fps
X- Section Area:
3.61 sq ft
6.74 sq ft
Hydraulic Radius:
0.272 ft
0.471 ft
Froude Number:
1.25
0.51
Roughness Coefficient:
0.0582
1 0.1567
Structure #29 (Pond)
Pond PD2
Pond Inputs:
Initial Pool Elev:
90.10 ft
Initial Pool:
0.01 ac -ft
*Sediment Storage:
0.00 ac -ft
Dead Space:
0.00%
*No sediment capacity defined
Emeraencv SDillwa
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
96.50 20.00 2.00:1 2.00:1 20.00
Pond Results:
Filename: ProspectR2 1024 Postmining2010.sc4 Printed 10 -27 -2010
Exh. 7- 14R -25 Revision Date: 10/29/10
Revision No.: TR -87