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

SEDCAD+ CULVERT SIZIFG UTILITY
ORCHARD VALLEY CULVERT "O" 100 YEAR
Design Discharge = 4.540
Entrance Loss Coefficient = 0.9
Pipe Length = 65.000
Pipe Slope _ 13.000
Manning's n 0.024
Maximum Headwater = 4.000
Tailwater Depth = 0.000
cfs
Yeet
Yeet
feet
Smallest Diameter Required to Pass Flow is 12 inches
PERFORMANCE CURVES:
Diameter: 9 inches
Headwater Discharge Flow
(ft)
------------- (cfs)
------------ Control
------------------------ Type
---------
0.40 0.54 Outlet (Subcritical) 2
0.80 1.10 Inlet (Supercritical) 3
1.20 1.73 Inlet (Supercritical) 4
1.60 2.22 Inlet 5
2.00 2.61 Inlet 5
2.40 3.00 Inlet 5
2.80 3.08 Inlet 5
3.20 3.15 Inlet 5
3.60 3.23 Znlet 5
4.00
------------- 3.31
------------ Inlet
------------------------- 5
--------
• Diameter: 12 inches
Headwater Discharge Flow
(ft)
------------- (cfs)
------------ Control
------------------------- Type
--------
0.40 0.65 Outlet (Subcritical) 2
0.80 1.53 Inlet (Supercritical) 3
1.20 2.68 Inlet (Supercritical) 4
1.60 3.63 Inlet 5
2.00 4.39 Inlet 5
2.40 5.06 Inlet 5
2.80 5.61 Inlet 5
3.20 6.14 Inlet 5
3.60 6.61 Inlet 5
4.00
-------------
------------- 7.03
-------------
------------ Inlet
------------------------
------------------------- 5
--------
--------
Diameter: 15 inches
Headwater Discharge Flow
(ft)
------------- (cfs)
------------ Control
------------------------ Type
---------
0.40 0.76 Outlet (Subcritical) 2
0.80 1.88 Inlet (Supercritical) 3
1.20 3.45 Inlet (Supercritical) 3
1.60 5.10 Znlet 5
2.00 6.39 Inlet 5
2.40 7.46 Inlet 5
2.80 8.40 Inlet 5
3.20 9.25 Inlet 5
z an in n~ r..l.,. a
c-yS 1