2012-08-31_PERMIT FILE - C1981012

• Permit No: C1981012
• IBM Index Class Name: Permit File
• Doc Date: 8/31/2012
• Doc Name: TR-66 RDA Haul Road, RDA Conveyor Area
• Section_Exhibit Name: Exhibit 19 ‎(24)‎ TR-66 RDA Haul Road
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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Structure Detail;
Structure #14 (Erodible Channel)
Ditch 64
Triangular Erodible Channel Inputs:
Material: Shales and hardpans
Left Right
Freeboard Freeboard Freeboard
Limiting
Sideslope Sideslope Slope ( %) Manning's n
Depth:
Velocity (fps)
Ratio Ratio
Depth (ft) % of Depth Mult. x (VxD)
Velocity:
0.3:1 1.0:1 10.0 0.0250
0.30
6.0
Erodible Channel Results:
Filename: RDA Haul Road -10 Year.sc4
Printed 05 -23 -2012
TR -66 EXH. 19(24) -13 05/12
w/o Freeboard w/ Freeboard
Design Discharge:
1.24 cis
Depth:
0.59 ft 0.89 ft
Top Width:
0.76 ft 1.15 ft
Velocity:
5.55 fps
X- Section Area:
0.22 sq ft
Hydraulic Radius:
0.160 ft
Froude Number:
1.81
Filename: RDA Haul Road -10 Year.sc4
Printed 05 -23 -2012
TR -66 EXH. 19(24) -13 05/12