PERMFILE41445

• Permit No: C1981038
• IBM Index Class Name: Permit File
• Doc Date: 6/29/2004
• Section_Exhibit Name: Volume 8 Surface Drainage - Culvert Capacities
• Media Type: D
• Archive: No

Diameter: 12 inches
Headwater Discharge Flow
(ft)
------------- (cfs}
------------ Contr
-------- ol
---------------- Type
---

0.30
0.49
Outlet
(Subcritical) ------
1
0.60 0.98 Inlet (Supercritical) 3
0.90 1.81 Inlet (Supercritical) 3
1.20 2.68 Inlet (Supercritical) 4
1.50 3.42 Inlet 5
1.80 4.05 Inlet 5
2.10 4.56 Inlet 5
2.40 5.06 Inlet 5
2.70 5.48 Inlet 5
3.00
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Diameter: 15 inches
Headwater Discharge Flow
(ft) (cfs) Contr ol Type
0.30 0.57 Outlet (Subcritical) 2
0.60 1.24 Inlet (Supercritical) 3
0.90 2.25 Inlet (Supercritical) 3
1.20 3.45 Inlet (Supercritical) 3
1.50 -4.71 Inlet (Supercritical) 4
1.80 5.78 Inlet 5
2.10 6.67 Inlet 5
2.40 7.46 Inlet 5
2.70 8.18
8 Inlet 5
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Diameter: 18 inches
Headwater Discharge Flow
(ft)
------------- (cfs)
------------ Contr
-------- ol
---------------- Type
---------
0.30 0.64 Outlet (Subcritical) 2
0.60 1.49 Inlet (Supercritical) 3
0.90 2.70 Inlet (Supercritical) 3
1.20 4.13 Inlet (Supercritical) 3
1.50 5.78 Inlet (Supercritical) 3
1.80 7.46 Inlet (Supercritical) 4
2.10 8.87 Inlet 5
2.40 10.10 Inlet 5
2.70 11.18 Inlet 5
3.00 12.18 Inlet 5
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