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Last modified
1/25/2010 6:47:31 PM
Creation date
10/5/2006 1:05:55 AM
Metadata
Fields
Template:
Floodplain Documents
County
Gilpin
Community
Black Hawk
Basin
South Platte
Title
Field Investigation Report Blackhawk
Date
9/1/1998
Prepared For
Black Hawk
Prepared By
CWCB
Floodplain - Doc Type
Floodplain Report/Masterplan
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<br />Miner's Mesa, Unnamed Trib, 7/30/98 <br />Worksheet for Irregular Channel <br /> <br />Project Description <br />Project File c:\haestad\fmw\blkhawk-,fm2 <br />Worksheet Miner's Mesa, Unnamed Trib, 7/30/98 <br />Flow Element Irregular Channel <br />Method Manning's Formula <br />Solve For Discharge <br /> <br />Input Data <br />Channel Slope <br />Water Surface Elevation <br />Elevation range: 90,10 ft to 96,60 ft. <br />Station (ft) Elevation (ft) <br />0,00 96,60 <br />3,50 95,60 <br />8,50 92,50 <br />9,80 91.40 <br />12,60 90,10 <br />13.80 91,80 <br />16,60 93,70 <br />19,30 95,20 <br />20,60 96,60 <br /> <br />0,092000 ftIft <br />94,65 ft <br /> <br />Start Station <br />0,00 <br /> <br />End Station <br />20,60 <br /> <br />Roughness <br />0,060 <br /> <br />Results <br />Wtd, Mannings Coefficient <br />Discharge <br />Flow Area <br />Wetted Perimeter <br />Top Width <br />Height <br />Critical Depth <br />Critical Slope <br />Velocity <br />Velocity Head <br />Specific Energy <br />Froude Number <br />Flow is supercritical. <br /> <br />0,060 <br />315,02 cfs <br />28,73 ft2 <br />16,29 ft <br />13,28 ft <br />4,55 ft <br />95,16 ft <br />0,051084 flIft <br />10,96 flIs <br />1,87 ft <br />96,52 ft <br />1,31 <br /> <br />09/03/98 <br />03:38:28 PM <br /> <br />Colorado Water Conservation Board <br />Haestad Methods, Ine, 37 Brookside Road Waterbury, CT 06708 (203) 755-1666 <br /> <br />FlowMaster v5.12 <br />Page 1 of 1 <br />
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