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FLOOD00177
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FLOOD00177
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Last modified
11/23/2009 1:22:03 PM
Creation date
10/4/2006 9:07:48 PM
Metadata
Fields
Template:
Floodplain Documents
Designation Number
300
County
Adams
Community
Westminster
Stream Name
Big Dry Creek and several Tributaries
Title
CWCB Review Report - FHAD - Big Dry Creek and Several Tributaries, Westminster Area
Date
11/1/1986
Designation Date
11/1/1989
Floodplain - Doc Type
Educational/Technical/Reference Information
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<br />. <br /> <br />. <br /> <br />. <br /> <br />.' <br /> <br />',- <br /> <br />5, <br /> <br />Blockage: <br /> <br />/ <br />_'M"M_ <br />.![\.L <br /> <br />{ ~-;;:;l\- <br />\t -j/~ <br /> <br />6, <br /> <br />Roughness <br />Coefficients: <br /> <br />1" <br /> <br />ID <br /> <br />7, <br /> <br />Consistency: <br /> <br />2)-- <br /> <br />-"'--- <br />. <br /> <br />1\J.f!J <br />\ <br /> <br />-J:! b <br />'f'\r- <br /> <br />considered VII\'f)~?~ <br />reduction in conveyance <br /> <br />human intervention <br />emergency response plan <br />not cons idf;>n:~d <br /> <br />~ I \ 1) <br /> <br />vegetation considered 1 <br />verification with historic flood lAb +-, ( <br />photographs ~-j;o..-t=J <br />consistency with pr'evious st<,dies <br /> <br />range in overbanks ,0 '-f to (J.!')" <br />range in channel -L~Q~9 to -;'0 ?.......=-. <br /> <br />agreement with contiguous studies t~? <br />comparison wi th previous pr\,file !.l I v <br />changed cond i tions 1iI.~ ~IIII.I\"'" &<"'" <br />previous study in error <br />justification <br />change <br /> <br />I FINDING: ~ <br /> <br />_! :~:A~~~~~u;~c~~~~~_~~~_)/e~~~'V6'~~~ (~~;/~~':,) <br />I <br /> <br />D, <br /> <br />Published Report and Map <br /> <br />1. ~~tD:!~tfrJr~ <br /> <br />Includes: <br /> <br /> <br />'=1 Approximate Rule 6 <br /> <br />ti tie <br />date <br />binding <br />hydrology write-up <br />hydraulic wr'ite-up <br />flooded area maps <br />profiles <br /> <br />2, Flooded Area Maps: 100-year flood <br />I.~( ~Q 500-year flood (optional) <br />cJ~~r consistenc~ with profiles <br />t;f.",v cross sectlons <br />~ 6~ ~ reference line and stations <br />_ - :;::::>' \.\ 0_ /flood contours <br />v scale 1"=1000' or better->detailed <br />scale 1"=2000' or better->approx. <br /> <br />"i"",""'l."~~ <br /> <br />3. <br /> <br />-9- <br /> <br />profiles and map <br />HEC-2 and hydrologic table <br />corporate limits <br />others <br /> <br />\ <br />() <br />\ \\1('))/ <br />
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