PERMFILE40253

• Permit No: C1994082
• IBM Index Class Name: Permit File
• Doc Date: 2/11/2001
• Doc Name: CULVERT DESIGNS
• Section_Exhibit Name: TAB 13 ATTACHMENT 13-8
• Media Type: D
• Archive: No

SEDCAD+ CULVERT SIZING UTILITY

CULVERT YA-3A
Design Discharge = 30.390 cfs
Entrance Losa Coefficient = 0.9
Pipe Length = 150.000 feet
Pipe Slope = 5.000 6
Meaning's a = 0.024
Maximum Headwater = 2.930 feet
Tailwater Depth = 1.000 feet
Smallest Diameter Required to Pass Flow is 36 inches
CURVES:
Diameter: 24 inches

Headwater Discharge Flow
(ft)
------------- (cfs)
------------ Control
------------------------ Type
---------
0.29 0.76 Outlet (Subcritical) 2
0.59 1.89 Inlet (Supercritical) 3
0.88 3.46 Inlet (Supercritical) 3
1.17 5.32 Inlet (Supercritical) 3
1.47 7.43 Inlet (Supercritical) 3
1.76 9.76 Inlet (Supercritical) 3
2.05 12.30 Inlet (Supercritical) 3
2.34 15.02 Inlet (Supercritical) 3
2.64 17.10 Inlet 5
2.93 19.08 Inlet 5
3.22 20.87 Inlet 5
3.52 22.52 Inlet 5
3.81 24.06 Inlet ~ 5
4.10 25.50 Inlet 5
4.40 26.87 Inlet 5
Diameter: 30 inches

Headwater Discharge Flow
(ft)
------------- (cfs)
------------ Control
------------------------ Type
------
0.29 0.68 Inlet (Supercritical) 3
0.59 2.36 Inlet (Supercritical) 3
0.88 4.32 Inlet (Supercritical) 3
1.17 6.65 Inlet (Supercritical) 3
1.47 9.29 Inlet (Supercritical) 3
1.76 12.20 Inlet (Supercritical) 3
2.05 15.38 Inlet (Supercritical) 3
2.34 18.79 Islet (Supercritical) 3
2.64 22.42 Inlet (Supercritical) 3
2.93 26.17 Inlet (Supercritical) 3
3.22 29.13 Inlet 5
3.52 31.99 Inlet 5
3.81 34.61 Inlet 5
4.10 37.06 Inlet 5
4.40 39.34 Inlet 5