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2011-06-20_REVISION - C1981019 (4)
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2011-06-20_REVISION - C1981019 (4)
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Entry Properties
Last modified
8/24/2016 4:34:42 PM
Creation date
6/20/2011 11:20:00 AM
Metadata
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Template:
DRMS Permit Index
Permit No
C1981019
IBM Index Class Name
Revision
Doc Date
6/20/2011
Doc Name
Revised 3/28/2011 Exhibit 7 Item 23
Type & Sequence
PR3
Media Type
D
Archive
No
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grades using this method, the median riprap size would be increased somewhat as a safety measure to <br />ensure a stable channel. <br />In some cases, as a practical consideration, a group of channels has been designed using a single <br />minimum riprap size. That size will in all cases be as large or larger than the size determined in the <br />SEDCAD analysis for each individual ditch, and will thus result in a more conservative design for some <br />of the ditches in the group. <br />6.0 REFERENCES <br />Agricultural Handbook No. 703, "Predicting Soil Erosion by Water: A Guide to Conservation Planning <br />with the Revised Universal Soil Loss Equation (RUSLE) ", U.S. Department of Agriculture, Agricultural <br />Research Service, July 1996, 404 pp. <br />Barfield, Warner, & Haan (1981). "Applied Hydrology and Sedimentology for Disturbed Areas". <br />Oklahoma Technical Press, Stillwater, OK. <br />Haan, C.T., Barfield, B.J., and Hayes, J.C., 1994, 1981. "Design Hydrology and Sedimentology for Small <br />Catchments ". Academic Press — Harcourt Brace & Company, San Diego. <br />Schwab and Warner (1998). "SEDCAD4 Users Manual'. Civil Software Design. Lexington, KY. <br />Natural Resources Conservation Service (1986). "Urban Hydrology for Small Watersheds (TR -.55) ". Soil <br />Conservation Service. Washington, DC. <br />Exh. 7 -23 -7 Revision Date: 3/25/11 <br />Revision No.: PR -03 <br />
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