PERMFILE101199

• Permit No: C1996084A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 15 FILL 5 Sediment Control Pond 005
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
Copynght 1998 Pamela J. Schwab
Civil Sof[ware Design

Structure Detai/;
Structure #2 (Null)
Structure #1 (Null1
Structure #3 (Pond1
Pond Inputs:
Initial Pool Elev: 6,814.00
Initial Pool: 2.92 ac-ft
*Sediment Storage: 8.71 ac-ft
Dead Space: 20.00
*Sediment capacity based on Average Annual R of70.0 for 2 year(s)
Perforated Riser
Riser Riser Height Barrel Barrel Barrel Slope
' Number of
Diameter (h) Diameter Length (ft) (%) Manning
s n Spillway Elev Holes per
(in) (in) Elev
12.00 10.00 10.00 100.00 3.00 0.0240 6,819.00 3
• Pond Results:
Peak Elevation: 6,819.52
H'graph Detention Time: 19.94 hrs
Pond Model: CSTRS
Dewater Time: 5.75 days
Trap Effciency: 89.73
Dewatering time is calculated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table
•

Elevation Area

(ac) Capacity

(ac-ft) Discharge

(6s) Dewater
Time
(hrs)
6,811.87 1.346 0.000 0.000 Top of Sed. Storage
6,812.00 1.349 0.174 0.000
6,812.50 1.361 0.852 0.000
6,813.00 1.373 1.536 0.000
6,813.50 1.385 2.225 0.000
6,814.00 1.397 2.920 0.000 Low hole SPW # 1
6,814.50 1.409 3.622 0.223 38.08'
6,815.00 1.421 4.329 0.315 27.16'
6,815.50 1.433 5.042 0.609 14.18'
Filename: pond6rev1.sc4 Printed OB-27-2001