2011-06-29_PERMIT FILE - C1981019A ‎(19)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2011
• Doc Name: West Taylor Sedimentation Pond
• Section_Exhibit Name: Exhibit 07 Item 20 Part C -ST
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
Structure Detail:
Structure #9 (Riprap Channel)
Upper portion West Taylor, West Trib
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Bottom Left Right
Freeboard Freeboard Freeboard
Width (ft) Sideslope Sideslope Slope ( %)
Ratio Ratio
Depth ft % of Depth Mult. x (VxD
p () )
12.00 3.0:1 3.0:1 15.0
1.00
Riprap Channel Results:
Structure #10 (Pond
Sump
Pond Inputs:
PADER Method - Steep Slope Design
Initial Pool Elev:
w/o Freeboard w/ Freeboard
Design Discharge:
25.04 cfs
Depth:
0.35 ft 1.35 ft
Top Width:
14.12 ft 20.12 ft
Velocity:
5.44 fps
X- Section Area:
4.60 sq ft
Hydraulic Radius:
0.324 ft
Froude Number:
1.68
Manning's n:
0.0500
Dmin:
2.00 in
D50:
3.00 in
Dmax:
4.50 in
Initial Pool Elev:
100.00 ft
Initial Pool:
2.01 ac -ft
*Sediment Storage:
0.00 ac -ft
Dead Space:
20.00%
*No sediment capacity defined
Emeroencv Snillwa
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
100.00 20.00 2.00:1 2.00:1 20.00
N
Filename: WestT Pondl024.sc4 Printed 05 -31 -2010
Exh. 7- 20C -91 Revision Date: 5/31/10
Revision No.: TR -81