2011-06-29_PERMIT FILE - C1981019A ‎(22)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2011
• Doc Name: Permanent Channel Design
• Section_Exhibit Name: Exhibit 07 Item 20 Part E -ST
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
1.1
Structure #19 (Eond)
Stk Pnd 4
Pond Inputs:
40 Pond Results:
•
Velocity and Manning's n calculations may not apply for this method.
Initial Pool Elev: 100.00 ft
Initial Pool: 2.01 ac -ft
Emergency Spillway
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
100.00 20.00 2.00:1 2.00:1 20.00
Peak Elevation: 101.27 ft
Dewater Time: 0.71 days
Dewatering time is calculated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table
Elevation
w/o Freeboard w/ Freeboard
Hydraulic Radius:
0.526 ft
Froude Number *:
0.050
Manning's n *:
0.000
Dmin:
2.00 in
D50:
6.00 in
Dmax:
7.50 in
Velocity and Manning's n calculations may not apply for this method.
Initial Pool Elev: 100.00 ft
Initial Pool: 2.01 ac -ft
Emergency Spillway
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
100.00 20.00 2.00:1 2.00:1 20.00
Peak Elevation: 101.27 ft
Dewater Time: 0.71 days
Dewatering time is calculated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table
Elevation
Area
(ac)
Capacity
(ac -ft)
Discharge Dewater
Time
(cfs) (hrs)
90.00
0.050
0.000
0.000
90.01
0.050
0.001
0.000
90.50
0.060
0.027
0.000
91.00
0.072
0.061
0.000
91.50
0.084
0.100
0.000
92.00
0.098
0.145
0.000
92.50
0.112
0.198
0.000
93.00
0.128
0.258
0.000
93.50
0.144
0.326
0.000
94.00
0.162
0.402
0.000
94.50
0.181
0.488
0.000
95.00
0.200
0.583
0.000
Filename: W Tay East Trib Ditch 10024.sc4 Printed 12 -27 -2010
Exh. 7- 20E -31 Revision Date: 12/31/10
Revision No.: TR -81