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J. E. STOVER ~ ASSOCIATES <br />2768 COMPASS DRIVE, SUITE 101 <br />GRAND JUNCTION, COLORADO 81506 <br />PHONE: (970) 245101, FAX 242-7908 <br />MINE ENOINEERINO <br />MINE RECLAMATION <br />November 16, 1998 <br />Jim Bumell <br />Division of Minerals & Geology <br />1313 Sherman St., Room 215 <br />Denver, CO 80203 <br />Re: Bear Coal Company <br />Technical Revision Application <br />Construct Mine Water Treatment Pond <br />Permit C-81-033 <br />Dear Mr. Bumell: <br />iii iiiiiiiiiiiii iii <br />999 <br />CML ENOINEERINO <br />CONST. MANAGEMENT <br />?ECEIVED <br />N011 7 8 1992 <br />~ ~•.. -.: ~~ rdi~erals & Geo..,,, <br />Enclosed is an application for a technical revision to provide for the construction of a mine <br />water treatment pond. The shallow pond is to be constructed in the old truck turn-around <br />area. <br />The water collection system and the pond are designed to prevent surface run-off from <br />entering the pond. Dirt berms a1 least two feet high will be used to collecllhe mine water <br />and channel it to the treatment pond. The treatment pond embankment will be at least two <br />feet above finished grade to prevent surface run-off from entering the pond. <br />The following revised pages and drawings are enclosed: <br />xi Added map 11-4 to list of maps. <br />2.05-i & ii Added discussion of slide and mine water treatment pond. <br />2.05-22 & 23 Added discussion of slide and mine water treatment pond. <br />11-4 Pipe size calculations <br />Map 11-4 Bear No. 3 Mine -Treatment Pond <br />Please call if you have any questions. <br />Sincerely, <br />J. E. Stover, P.E. <br />Consulting Engineer <br />