PERMFILE54004

• Permit No: C1981022A
• IBM Index Class Name: Permit File
• Doc Date: 3/1/2005
• Doc Name: Hubbard Crk Fansite Ditches HCD-1, HCD-4, Culvert HCC-1, Sediment Pond F /10yr 24hr
• Section_Exhibit Name: Exhibit 2.05-E3 Section 10nn
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Riser Riser Height Barrel Barrel Barrel Slope
'
Diameter (ft) Diameter Length (ft) (%) Manning
s n Spillway Elev
(in) (in)
6.00 1.96 6.00 20.00 1.00 0.0140 6,329.20
Pond Results:
Peak Elevation: 6,329.68
H'graph Detention Time: 0.56 hrs
Pond Model: CS7R5
Dewater Time: 0.59 days
Trap Efficiency: 52.85
Dewatering time is calculated from peak stage to lowest spillway
Elevation-Capacity-Discharge Table

Elevation Area

(ac) Capacity

(ac-ft) Discharge

(ds) Dewater
Time
(hrs)
6,327.50 0.053 0.000 0.000 Top of Sed. Storage
6,328.00 0.061 0.028 0.000
6,328.50 0.069 0.061 0.000
6,329.00 0.077 0.097 0.000
6,329.05 0.079 0.101 0.000
6,329.15 0.082 0.109 0.000
6,329.20 0.084 0.113 0.000 Spillway #3
6,329.25 0.086 0.117 0.054 2.25
6,329.30 0.087 0.122 0.153 8.00
6,329.34 0.089 0.125 0.254 2.05 Spillway #1
6,329.50 0.095 0.140 0.880 1.25
6,329.88 0.109 0.179 1.672 0.70 Peak Stage
6,329.95 0.112 0.186 1.825 Spillway #2
6,330.00 0.114 0.192 2.037
6,330.50 0.123 0.251 4.201
6,331.00 0.132 0.315 16.921
Detailed Discharoe Table
Filename: Pond3-/OYR.sc4 Printed 02-16-2005