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Last modified
1/25/2010 7:07:43 PM
Creation date
10/5/2006 1:57:44 AM
Metadata
Fields
Template:
Floodplain Documents
County
Logan
Community
Sterling
Stream Name
Pioneer Drainage Ditch
Basin
South Platte
Title
Proposed Near-term Improvements and Operation of Pioneer Drainage Ditch, Sterling
Date
7/1/1988
Prepared For
Sterling
Prepared By
Charles F. Leaf, PE
Floodplain - Doc Type
Project
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<br /> 10 <br /> TABLE 3 - WEIGHTED CURVE NUMBERS (CN) <br /> AND RUNOFF VOLUMES FOR PIONEER DITCH: <br /> EXISTING CONDITIONS <br />NODE LAND USE CN WEIGHTED CN TEN-YEAR, 6-HOUR <br /> RUNOFF <br /> (acre-feet) <br />1 Developed 94 <br /> Undeveloped 74 <br /> 77 43.6 <br />2 Developed <br /> Low Den s ity 84 <br /> Med. Dens ity 92 <br /> Undeveloped 72 <br /> 79 98.0 <br />3 Deve loped <br /> Low Density 84 <br /> Med. Dens ity 91 (92) !I <br /> Undeveloped 78 <br /> 81 219.0 (221.5) <br />4 Developed <br /> Low Dens ity 84 <br /> Med. Dens ity 91 (92) <br /> Undeveloped 80 <br /> 82 269.0 (271.5) <br />5 Developed <br /> Low Dens i ty 84 <br /> Med. Dens i ty 91 (92) <br /> Undeveloped 80 <br /> 83 355.7 (358.2) <br /> <br />!I <br /> <br />With proposed street improvements <br />
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