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FLOOD00215
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Last modified
11/23/2009 1:22:01 PM
Creation date
10/4/2006 9:09:16 PM
Metadata
Fields
Template:
Floodplain Documents
Designation Number
338
County
Arapahoe
Community
Sheridan
Title
CWCB Review Report - FIS - Arapahoe County, Colorado, and Incorporated Areas, Volumes I - III: Sheridan
Date
4/1/1989
Designation Date
3/1/1993
Floodplain - Doc Type
Educational/Technical/Reference Information
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<br />e <br /> <br />6. <br /> <br />Diversion Characters: <br /> <br />7. <br /> <br />Previous Studies: <br /> <br />+ <br /> <br />.J <br /> <br />/ <br /> <br />does affect hydrology <br />does not affect hydrology <br />should not use stream data records <br />from to <br /> <br />ill!;'" i"fO~i' <br /> <br /> <br />new conditions <br />new methodologies <br />comparison provided <br />compatible with previous flows <br />significantly different statistically <br />confidence limits <br />90% confidence interval <br />50% confidence interval <br /> <br />tiPyvt: <br /> <br />FINDING: <br /> <br />The hydrologic analysis ~ meets _____ <br />standards of ~ Rule 5.B. (detailed) or <br /> <br />does not meet the mlnlmum <br />Rule 6.B. (approx.) <br /> <br />. C. Hydraulic Analysis <br /> 1- Water Surface c/ <br /> Profiles included: <br /> {/ <br /> (.." <br /> .,./ <br /> 2. Floodplain ,/ <br /> 80undari e s : t/ <br /> 3. Methodology: a. r/ <br /> c/ <br /> b. <br /> <br />. <br /> <br />4. Oelineation <br />Procedures: <br /> <br />J <br /> <br />-8- <br /> <br />lo-year <br />50-year <br />lOo-year <br />500-year (optional) <br />frequency-elevation table <br /> <br />100-year <br />50o-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 methou' <br />history flood method <br />rating curve method <br /> <br />flood contour method etc. <br />map contour method etc. <br />
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