PERMFILE63946

• Permit No: C1982057A
• IBM Index Class Name: Permit File
• Doc Date: 8/20/2004
• Doc Name: As-Built Sedimentation Structures 016A
• Section_Exhibit Name: Tab 13 Attachment 13-5I
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Structure Detai/;
Initial Pool Elev: 7,525.50
Initial Pool: 17.90 ac-ft
Emer~encv Soillwav
Spillway Elev Crest Length Left Right Bottom
(ft) Sideslope Sideslope Width (ft)
7,527.90 28.80 3.00:1 3.00:1 48.00
Droo Inlet

Structure #1 Null
Structure #2 Pond
Pond 16A
Pond Inputs:
Dia titer Riser Height D ameter Barrel Barret Slope Manning's n Spillway Elev
(in) (ft) (in) ~n9th (ft) (/o)
48.00 5.00 48.00 60.00 6.40 0.0240 7,525.50
Pond Results:
Peak Elevabon: 7,528.76
Dewater Time: 0.71 days
Dewatering time is ca/culated from peak stage to lowest spillway
Elevation-Ca~city-Discharoe Table
•

Elevation Area

(ac) Capacity

(ac-ft) Discharge Dew'ater
Time
(cts) (hrs)
7,506.00 0.290 0.000 0.000
7,506.50 0.318 0.152 0.000
7,507.00 0.347 0.318 0.000
7,507.50 0.378 0.500 0.000
7,508.00 0.410 0.697 0.000
7,508.50 0.439 0.909 0,000
7,509.00 0.468 1.135 0.000
7,509.50 0.499 1.377 0.000
7,510.00 0.530 1.634 0.000
7,510.50 0.559 1.906 0.000
Filename: Ponca 16a as-built 25 yr rev t.sc4 Printed 03-02.2004