2011-11-28_PERMIT FILE - C1992081A ‎(7)‎

• Permit No: C1992081A
• IBM Index Class Name: Permit File
• Doc Date: 11/28/2011
• Doc Name: Existing Facilities Area Conditions
• Section_Exhibit Name: Tab 12 Attachment 12-1
• Media Type: D
• Archive: Yes

TAHRC -9
PIPE CULVERT ANALYSIS
COMPUTATION OF CULVERT PERFORMANCE CURVE
April 10, 1990
PROGRAM INPUT DATA:
DESCRIPTION
VAL!
-------------------------------------------------------------------
Culvert Diameter ( feet) ...... ........................... 2.00
FHWA Chart Number (1,2 or 2) ............................ 2
Scale Number on Chart (Type of Culvert. Entrance)........ 3
Manning`s Roughness Coefficient (n- value) ............... 0.02,
Entrance Loss Coefficient of Culvert Opening............ 0.z0
Culvert Length ( feet) .... ............................... 270.0
Culvert Slope (feet per foot) ........................... 0.05
PROGRAM RESULTS:
Flow Tailwater Headwater (ft) Normal Critical Depth at Out V
Rate Depth Inlet Cutlet Depth Depth Outlet Veloci
(cfs) (ft) Control Control (ft) (ft) (ft) Up
------------------------------------------------------------ - - - - --
22.1 2.00 3.81 -2.42 1.C3 1.58 1.33 9.
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PIPE CULVERT ANALYSIS COMPUTER PROGRAM Version 1.5 Copyright (c)19
Dodson & Associates, Inc., 7015 W. Tidwell, #107, Houston, TX 770
(713) 895 -8322. All Rights Reserved.