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<br />(REVISED 04/19/10)
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<br />Pmjqct Office:
<br />MRR ENGINEERING CO.
<br />4700 WEST 77TH STREET
<br />MINNEAPOLIS, MN,
<br />5WB-4M
<br />52) —863Y-220717
<br />Ph: liffl
<br />Fox: .26
<br />_.bm”.
<br />0
<br />D-t-
<br />AS SHOWN
<br />01/07/10
<br />MOUNTAIN COAL COMPANY, L.L.C.
<br />SOMERSET, COLORADO
<br />RPE EAST
<br />WEST ELK MINE
<br />BARR PROJECT N
<br />06/26-100'03
<br />CONSTRUCTION
<br />Tm—w n—
<br />MRP
<br />CLIENT PROJECT No.
<br />=kad
<br />PTS
<br />FIGURE 1
<br />DRAINAGE ARM
<br />RELEASED
<br />TO/FOR
<br />A
<br />B
<br />C
<br />0
<br />1
<br />2
<br />DWI
<br />MRP
<br />DWG. No.
<br />REV. No.
<br />B
<br />NO.
<br />BY
<br />CHK
<br />APP.'
<br />DATE
<br />REVISION DESCRIPTION
<br />DATE RELEASED
<br />PBS
<br />
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