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

0
SEDCAD 4 for Windows
r—wrinhf 10°R - ?ni n p —m. i Crhuinh
Left Right Freeboard Freeboard Freeboard
Width
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
w/o Freeboard w/ Freeboard
Bottom
(ft) Sideslope Sideslope Slope ( %)
Depth (ft) % of Depth Mult. x
Ratio Ratio
(VxD)
12.00 3.0:1 3.0:1 8.3
1.00
Riprap Channel Results:
Simons /OSM Method - Steep Slope Design
• Velocity and Manning's n calculations may not apply for this method.
Structure #2 (Vegetated Channel)
middle portion of e taylor ditch
Trapezoidal Vegetated Channel Inputs:
Material: Kentucky bluegrass
Left Right Retardance
Bottom
w/o Freeboard w/ Freeboard
Design Discharge:
6.80 cfs
Depth:
0.09 t 1.09 ft
Top Width:
12.55 ft 18.55 ft
Velocity*:
20.00 3.0:1 3.0:1 1.5 D, B
X- Section Area:
1.12 sq ft
Hydraulic Radius:
0.089 ft
Froude Number *:
Top Width:
Manning's n *:
29.06 ft
Dmin:
1.00 in
D50:
3.00 in
Dmax:
3.75 in
• Velocity and Manning's n calculations may not apply for this method.
Structure #2 (Vegetated Channel)
middle portion of e taylor ditch
Trapezoidal Vegetated Channel Inputs:
Material: Kentucky bluegrass
Left Right Retardance
Bottom
Freeboard Freeboard Freeboard
Limiting
Velocity
Sideslope Sideslope Slope ( %) Classes
Width (ft)
Mult. x
Depth (ft) % of Depth
(fps)
Ratio Ratio
(VxD)
19.87 cfs
20.00 3.0:1 3.0:1 1.5 D, B
1.00
7.0
Vegetated Channel Results:
Filename: E Taylor Sed Pond Active Mining Phase 25 24.sc4
11
Printed 12 -12 -2010
Exh. 7 -ET -30 Revision Date: 12/31/10
Revision No.: TR -81
Stability
Class D w/o
Freeboard
Stability
Class D w/
Freeboard
Capacity
Class B w/o
Freeboard
Capacity
Class B w/
Freeboard
Design Discharge:
19.87 cfs
19.87 cfs
Depth:
0.51 ft
1.51 ft
0.94 ft
1.94 ft
Top Width:
23.06 ft
29.06 ft
25.65 ft
31.65 ft
Velocity:
1.81 fps
0.92 fps
X- Section Area:
10.98 sq ft
21.50 sq ft
Filename: E Taylor Sed Pond Active Mining Phase 25 24.sc4
11
Printed 12 -12 -2010
Exh. 7 -ET -30 Revision Date: 12/31/10
Revision No.: TR -81