2011-06-29_PERMIT FILE - C1981019 ‎(15)‎

• Permit No: C1981019
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2011
• Doc Name: Attachment 1 to Attachment 12
• Section_Exhibit Name: Exhibit 07 East Taylor Pond 010A
• Media Type: D
• Archive: No

•
SEDCAD 4 for Windows
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Stability Stability
Class D w/o Class D w/
Freeboard Freeboard
Capacity Capacity
Class B w/o Class B w/
Freeboard Freeboard
Hydraulic Radius: 0.473 ft
0.828 ft
Froude Number: 0.46
0.18
Roughness Coefficient: 0.0612
1 0.1740
Structure #3_ ( R/prap Channel)
lower portion of e taylor ditch
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
Freeboard
Left Right
Freeboard Freeboard
Width o(ft) Sideslope Sideslope Slope ( %)
Depth (ft) % of Depth Mult. x
Ratio Ratio
(VxD)
12.00 3.0:1 3.0:1 22.0
1.00
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
Velocity and Manning's n calculations may not apply for this method.
Structure #16 (Null
node at jnct East Taylor and Taylor Trib
Structure #4 6R rap Channel)
lowest portion of taylor trib ditch
Filename: E Taylor Sed Pond Active Mining Phase 25 24.sc4
Exh. 7 -ET -31
7
Printed 12 -12 -2010
Revision Date: 12/31/10
Revision No.: TR -81
w/o Freeboard w/ Freeboard
Design Discharge:
26.85 cfs
Depth:
0.15 ft 1.15 ft
Top Width:
12.92 ft 18.92 ft
Velocity*:
X- Section Area:
1.91 sq ft
Hydraulic Radius:
0.147 ft
Froude Number *:
Manning's n *:
Dmin:
3.00 in
D50:
9.00 in
Dmax:
11.25 in
Velocity and Manning's n calculations may not apply for this method.
Structure #16 (Null
node at jnct East Taylor and Taylor Trib
Structure #4 6R rap Channel)
lowest portion of taylor trib ditch
Filename: E Taylor Sed Pond Active Mining Phase 25 24.sc4
Exh. 7 -ET -31
7
Printed 12 -12 -2010
Revision Date: 12/31/10
Revision No.: TR -81