PERMFILE71881

• Permit No: C1981038A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: Surface Drainage - CULVERT CAPACITIES
• Media Type: D
• Archive: Yes

Diameter: 12 inches
Headwater Discharge Flow
(ft)
------------- (cfs)
------------ Contr
-------- ol
---------------- Type
---------
0.20 0.33 Outlet (Subcritical) 1
0.40 0.65 Outlet (Subcritical) 2
0.60 0.98 Inlet (Supercritical) 3
0.60 1.53 Inlet (Supercritical) 3
1.00 2.09 Inlet (Supercritical) 3
1.20 2.68 Inlet (Supercritical) 4
1.40 3.20 Inlet 5
1.60 3.63 Inlet 5
1.80 4.05 Ihlet 5
2.00 4.39 Inlet 5
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Diameter: 15 inches
Headwater Discharge Flow
(ft)
----=-------- (cfs)
------------ Control
--------------------
- Type

`- _"`~4""0:20
0-38 -
---
Outlet (SubciiticaT)' ---------
~""'1
. 0.40 _ 0.76 _ Outlet (Subcritical)_.__ ....2 __ _ .__. __~_..
0.60 1.24 Inlet (Supercritical) 3
0.80 1.88 Inlet (Supercritical) 3
1.00 2.63 Inlet (Supercritical) 3
1.20 3.45 Inlet (Supercritical) 3
1.40 4.30 Inlet (Supercritical) 4
1.60 5.10 Inlet 5
1.80 5.78 Inlet 5
•
2.00 6.39 Inlet 5
Diameter: 18 inches
.Headwater Discharge Flow
(ft) (cfs) Contr ol Type
0.20 0.43 Outlet (Subcritical) 1
0.40 0.86 Inlet (Supercritical) 3
0.60 1.49 Inlet (Supercritical) 3
0.80 2.26 Inlet (Supercritical) 3
1.00 3.15 Inlet (Supercritical) 3
1.20 4.13 Inlet (Supercritical) 3
1.40 5.21 Inlet (Supercritical) 3
1.60 6.36 Inlet (Supercritical) 3
1.80 7.46 Inlet (Supercritical) 4
2.00
__°_=====aax= 8.42
==~=__~----- Inlet 5
---aaa===a=°===____~====a~aea=xxa

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