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J. E. STOVER & ASSOCIATES, INC. <br />2768 COMPASS DRIVE, SUITE 101 <br />GRAND JUNCTION, COLORADO 81506 <br />PHONE: (970) 245-4101, FAX 242-7908 <br />MINE ENGINEERING <br />MINE RECLAMATION <br />April 5, 2005 <br />J. J. Dudash <br />Division of Minerals & Geology <br />1313 Sherman St., Room 215 <br />Denver, CO 80203 <br />REr~11,~rD <br />APR 0 6 2005 <br />DNi61011 of Minerals antl Gaolo9Y <br />Re: Bowie Resources, LLC, Bowie No. 2 Mine <br />Application for a Technical Revision <br />Drainage Plan Updates <br />Permit C-96-083 <br />Dear Mr. Dudash: <br />~Tl~ 3~j <br />CML ENGINEERING <br />CONST. MFNAGEMENT <br />On behalf of Bowie Resources LLC, enclosed is an application for a technical revision. <br />The proposed revision updates the drainage plan in the area of the B-Seam Portal and <br />Pond C. The following discussion explains the revisions to the drainage plan and <br />addresses the concerns you identified during a recent field inspection: <br />Ditch D-619 and D-B21i do flow into culvert C-617. The black 12" plastic <br />culvert conveys flow from the area of the thickener to culvert C-B-17 and is <br />not a designed culvert. <br />2. Culvert C-G1 was removed from the south side of the haul road leading to <br />Pond C. <br />3. Maps 15-1, 21-1 and 22-C were amended to show the light use road that <br />provides access to the water treatment building located on the northwest side <br />of Pond C. The treatment facility was also added to the list of mine facilities <br />in Section 2.05.3(3)(a) and in the Pond C discussion on page 2.05-29. <br />4. Ditch B-28 shown on Map 21-1 was deleted from the design. Culvert C-B16 <br />was extended through the location of ditch B-28 and Culvert C-620 which <br />was also deleted from the design. <br />Map 22-C was amended to show that much of the pond embankment was <br />eliminated when the gob pile haul road was built up. <br />6. Map 22-C was amended to show the new piping and valve system for the <br />discharge of water from pond C. <br />