FLOOD04180

• County: Weld
• Basin: South Platte
• Title: Project Notebook for I-25 Corridor Master Drainage Plan South Weld County: Volume 1 of 2
• Date: 12/6/1999
• Prepared For: Weld County Public Works
• Prepared By: Anderson Consulting Engineers, Inc.
• Floodplain - Doc Type: Floodplain Report/Masterplan

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CURRENT DATE: 03-23-1999
CURRENT TIME: 11:21:56

FILE DATE: 03-23-1999
FILE NAME: GSH52

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FHWA CULVERT ANALYSIS
HY-8, VERSION 6.0

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c I 817E QATA I CULVERT SHAPE, MATERIAL, INLET I
U 1--------------------------1-----------------------------------------------1
L I INLET OUTLET CULVERT I BARRELS I
I V I ELEV. ELEV. LENGTH I SHAPE SPAN RISE MANNING INLET I
IND. r (ft) (ft) (ft) I MATERIAL (ft) (ft) n TYPE I
I 1 14960.13 4960.00 72.00 I 1 Rea 8.00 8.00 .012 CONVENTIONAL I
2 1 1 1
3 1 1 1
41 1 1
5 1 1 1
6 1 1 1

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SUMMARY OF CUL~ERT FLOWS (cfs)

FILE: G$H52

DATE: 03-23-1999

:::LEV (ft) TOTAL 1 2 3 4 5 6 ROADWAY ITR
~ 4960.13 0,0 0.0 0.0 0.0 0,0 0.0 0,0 0.00 1
.......--+1K4968.04 500.0 500.0 0.0 0.0 0.0 0.0 0.0 0.00 1
~ 4975.04 1100.0 1037.1 0.0 0.0 0.0 0.0 0.0 62.47 9
W.sE. e\tC.""' 4975.62 1650.0 1072.8 0.0 0.0 0.0 0.0 0.0 570.87 5
I+,\' 4975.90 2200.0 1089.4 0.0 0.0 0.0 D.G 0.0 1101.30 4
'IV f err 4976.12 2750.0 1101.8 0.0 0.0 0.0 0.0 0.0 1643.08 4
,.ulv(rt 4976.30 3300.0 1112.8 0.0 0.0 0.0 0.0 0.0 2168.36 3
~ 4976.47 3850.0 1122.6 0.0 0.0 0.0 0.0 0.0 2710.24 3
4976.63 4400.0 1131.5 0 0 00 0.0 0.0 0.0 3253.26 3
~ 4976. '8 4950.0 1139.9 0:0 0:0 0.0 0.0 0.0 3797.97 3
~ ~ 4976.92 5500.0 1147.7 0.0 0.0 0.0 0.0 0.0 4340.71 3

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SUMMAtl.y OF ITERJl..TIVE SOLUTION ERRORS FILE: GSH52 DATE: 03-23-1999
H!:;AD HEAD TOTAL FLOW % FLOW
ELEV (ft) ERROR Iftl FLOW (cfs) ERROR (cfs) ERROR
4960.13 0.000 0.00 0.00 0.00
4968.04 0.000 500.00 0.00 0.00
4975.04 1. 000 1100.00 0.40 0.04
4975.62 -0.003 1650.00 6.33 0.38
4975.90 -0.003 2200.00 9.31 0.42
4976.12 -0.008 2750.00 5.16 0.19
4976.30 -0.005 3300.00 18.83 0.57
4976.47 -0.004 3850.00 17.21 0.45
4976.63 -0.003 4400.00 15.23 0.35
4976.78 -0.003 4950.00 12.16 0.25
4976,92 -0.002 5500.00 11.61 0.21
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<1> TOLERANCE (ft) = 0.010

<2> TOLERANCE (%) = 1.000

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