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FLOOD00886
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Last modified
11/23/2009 1:21:21 PM
Creation date
10/4/2006 9:34:26 PM
Metadata
Fields
Template:
Floodplain Documents
County
Boulder
Community
Boulder, Longmont
Stream Name
St. Vrain Creek, North St. Vrain Creek
Title
Manning's N Value Report
Date
7/1/1987
Prepared For
Technical Review Committee
Prepared By
Engineering Professionals
Floodplain - Doc Type
Data (general)
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<br />II. STUDY REACH DESCRIPTIONS, PHOTOS, AND SELECTED N-VALUES <br /> <br />A. North 85th to County Road 31 (North 75th) <br /> <br />Clean, fairly uniform channel. Some trees along the <br />banks with open fields in the overbanks. Some small <br />ponds and farm homes in both overbanks. Sections 1-22. <br /> <br />Channel: <br /> <br />Overbanks: <br /> <br />n = 0.035 - 0.04 <br />n = 0.05 - 0.06 <br /> <br /> <br />Looking downstream <br />from 75th Street <br /> <br />bridge. <br />
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