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-1
Design Discharge = 18.120 cfs
Entrance Loss Coefficient = 0.9
Pipe Length = 130.000 feet
Pipe Slope = 5.000 $
Manaing's a = 0.024
Maximum Headwater = 2.070 feet
Tailwater Depth = 1.000 feet
Smallest Diameter Required to Pass Flow ie 36 inches
CURVES:
Diameter: 24 inches
•
Headwater Discharge
(ft) (cfs) Control
-----------------------------------
Flow
Type
0.21 0.56 Outlet (SUbcritical) 2
0.41 1.13 Inlet (Supercritical) 3
0.62 2.05 Inlet (Supercritical) 3
0.83 3.16 Inlet (Supercritical) 3
1.03 4.42 Inlet (Supercritical) 3
1.24 5.80 Inlet (Supercritical) 3
1.45 7.31 Inlet (Supercritical) 3
1.66 8.93 Inlet (Supercritical) 3
1.86 10.65 Inlet (Supercritical) 3
2.07 12.47 Inlet (Supercritical) 3
2.28 14.39 Inlet (Supercritical) 3
2.48 15.97 Inlet 5
2.69 17.48 Inlet 5
2.90 18.87 Inlet 5
3.11 20.17 Inlet 5
Diameter: 30 inches
L
Headwater Discharge
(ft) (cfs) Control
Flow
Type
0.21 0.62 outlet (Subcritical) 2
0.41 1.42 inlet (Supercritical) 3
0.62 2.58 Inlet (supercritical) 3
0.83 3.95 Inlet (Supercritical) 3
1.03 5.52 Inlet (Supercritical) 3
1.26 7.25 Inlet (Supercritical) 3
1.45 9.13 Inlet (Supercritical) 3
1.66 11.16 Inlet (Supercritical) 3
1.86 13.31 Inlet (Supercritical) 3
2.07 15.59 Inlet (Supercritical) 3
2.28 17.99 Inlet (Supercritical) 3
2.48 20.50 Inlet (Supercritical) 3
2.69 23.11 Ialat (Supercritical) 3
2.90 25.83 Inlet (Supercritical) 3
3.11 27.90 Inlet 5