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III IIIIIIIIIIIIIIII <br />999 <br />HYDROLOGIC AND HYDRAULIC DESIGN OF SEDIMENTATION <br />PONDS AND OTHER DRAINAGE FF,ATURES FOR <br />NATIONAL KING COAL iViINE <br />National King Coal Mine <br />Hesperus, Colorado <br /> <br />3 <br />prepared by: <br />Don R. May, P.E. <br />735 East 7th Ave. <br />Durango, CO 81301 <br />May 1995 <br />(This is a revision of the May 1994 report, see next page for list of changes) <br />.J <br />June 1995 <br />