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FLOOD01105
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FLOOD01105
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Last modified
11/23/2009 1:09:24 PM
Creation date
10/4/2006 9:47:27 PM
Metadata
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Template:
Floodplain Documents
County
Mesa
Community
Grand Junction
Stream Name
Colorado River
Title
Grand Junction Community File
Date
1/1/2001
Prepared For
CWCB
Prepared By
CWCB
Floodplain - Doc Type
Community File
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<br />"L~; <br />I.. " <br /> <br />o <br /> <br />. <br /> <br />", <br /> <br />2 <br /> <br />TEXT (cont'd.): <br /> <br />I <br />J <br /> <br />'t <br />! <br />;1 <br />~ <br />~ <br />" <br />~ <br />,j <br />'. <br />t~ <br />" <br />t. <br />~ <br />~. <br />. <br />:1-' <br />i <br />; <br /> <br />3. Section 3.2: <br /> <br />a. The Federal Insurance Administration is now requesting <br />that the frequency-discharge, drainage area information <br />be provided in a tabular form. ,If possible, please list <br />the discharges of the 10-, 50-, 100- and 500-year floods <br />and the drainage areas for those points used to define <br />the curves shown in Figure 6. (See attached sample). <br /> <br />b. What was the "Readily Available Data" for the approximate <br />methods? <br /> <br />PROFILES: <br /> <br />'Discrepancies exist between the maps and placement of physical <br />features on the profiles for the Colorado River, Leach Creek and <br />__Horizon Drive Channel. Please check all placement of physical <br />features to resolve any problems. see review copy of profiles for <br />specific examples. <br /> <br />FLOOD INSURANCE RATE MAP: <br /> <br />FIA is now requesting that base flood elevations be provided in <br />,shallow flood areas (ZOne AO). If possible, please provide some <br />-base flood elevations_in those areas designated as ZOne AO. <br /> <br />In ,submitting the final report, please provide the followi~g ,items: <br /> <br />1. A copy of the topographic map (mentioned in Sec. 4.1) with the <br />original delineations of the flood boundaries and base flood, <br />elevations <br /> <br />2. Computer printout of the water surface elevations at each <br />cross section for the lO-year, 50-year, 100-year and 500-year <br />recurrence interval floods <br /> <br />3. All reproducible materials for the report, as required under <br />your contract schedule, including profiles. vicinity map, and <br />photographs of community flooding <br /> <br />If there are any questions concerning these comments, please contact <br />Vincent DiCamillo, Dames & Moore, telephone: (301) 652-2215. <br />
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