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FLOOD01980
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Last modified
11/23/2009 12:58:00 PM
Creation date
10/4/2006 10:30:54 PM
Metadata
Fields
Template:
Floodplain Documents
Designation Number
328
County
Adams
Community
Commerce City
Title
CWCB Review Report - FIS - Commerce City
Date
9/1/1988
Designation Date
9/1/1992
Floodplain - Doc Type
Educational/Technical/Reference Information
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<br />. <br /> <br />e <br /> <br />e <br /> <br />new conditions <br />V new methodologies <br />comparison provided <br />compatible with previous flows <br />./ s igni ficantly different statistically <br />confidence limits <br />90% confidence interval <br />50% confidence interval <br /> <br />6. <br /> <br />Diversion Characters: <br /> <br />7. Previous Studies: <br /> <br />does affect hydrology <br />does not affect hydrology <br />should not use stream data <br />from to <br /> <br />? <br /> <br />, <br /> <br />record s <br /> <br />existing info~~~tion <br />ti tIe l~ j..7 <br />title <br />title <br /> <br />FINDING: <br /> <br />The hydrologic analysis ~'meets does not meet the mlnlmum <br />standards of v" Rule 5.B~etailed~ Rule 6.S. (approx.) <br /> <br />C. Hydraulic Analysis <br /> <br />1. Water Surface <br />Profiles included: <br /> <br />/" lo-year <br /><./ 50-year <br />../' 10o-year <br />../ 500-year (optional) <br />frequency-elevation table <br /> <br />2. Floodplain </' <br /> Boundari e s : ",/ <br />3. Methodology: a. -r' <br /> ./ <br /> b. <br /> <br />4. Delineation <br />Procedure s : <br /> <br />./ <br /> <br />-8-, <br /> <br />100-year <br />500-year (optional) <br /> <br />step backwater method <br />HEC-2 <br />other <br />alternative method <br />published manual <br />assumed depth method <br />depth stated on maps <br />geomorphic features method <br />history flood method <br />rating curve method <br /> <br />flood contour method etc. <br />map contour method etc. <br />
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