2020-03-31_PERMIT FILE - C1981019A ‎(13)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 3/31/2020
• Doc Name: Prospect Sedimentation Pond
• Type & Sequence: TR136
• Section_Exhibit Name: Exhibit 07 Item 20 Part PP
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
rnn,rinht 1 QQR-9(110 Pamola I Crhwah
11
Area Capacity Discharge Dewater
Elevation Time
(ac) (ac-ft) (cfs) (hrs)
7,348.00 0.031 0.000 0.000
7,349.00 0.074 0.051 0.000
7,350.00 0.097 0.136 0.000
7,351.00 0.120 0.244 0.000
7,352.00 0.140 0.374 0.000
7,353.00 0.159 0.523 0.000
7,354.00 0.180 0.692 0.000
7,355.00 0.201 0.882 0.000
7,356.00 0.223 1.094 0.000 Spillway#1
7,356.10 0.225 1.117 4.732 12.60 Peak Stage
7,357.00 0.245 1.328 48.400
Detailed Discharge Table
Combined
Elevation Emergency Total
(ft) Spillway(cfs) Discharge
(cfs)
7,348.00 0.000 0.000
7,349.00 0.000 0.000
7,350.00 0.000 0.000
7,351.00 0.000 0.000
7,352.00 0.000 0.000
7,353.00 0.000 0.000
7,354.00 0.000 0.000
7,355.00 0.000 0.000
7,356.00 0.000 0.000
7,357.00 48.400 48.400
Structure #32 (Riprap Channel)
Channel
Trapezoidal Riprap Channel Inputs:
Material: Riprap
Left Right Freeboard
Bottom Freeboard Freeboard
Sideslope Sideslope Slope(%)
Width (ft) Ratio Ratio Depth(ft) %of Depth Mult.x
(VxD)
12.00 2.0:1 2.0:1 19.9 1.00
Riprcp Channel Results:
Filename: Prospect Pond 25 Yr 24 Hr Storm Event.sc4 Printed 01-06-2020