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<br />,~ <br />• iii iiiiiiiiniu iii <br />November 7 , 1990 <br />~- ,~. r, ._ .. . ~ ., <br />1 ~ . .,, <br />ANNUAL REPORT <br />SUPERIOR SAND AND GRAVEL CO. (S-4) <br />201 SANTA FE DRIVE <br />DENVER, COLORADO 80223 <br />~ ~ ) <br />I <br />'--f <br />~ ~tsv~ <br />Permit Number: M-79-189 <br />Anniversary Date: <br />Plant Location: 20001 East 6th Avenue <br />Aurora, Arapahoe County <br />Operation: Started in October 1979; a dry pit operation <br />that was temporarily closed in May 1990. <br />There has not been any acreage affected by <br />this mining process in 1990, nor do one <br />anticipate any during 1991. <br />