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CERTIFICATION <br />I hereby certify that this Drainage Design Plan for the design of the Cotter JD -9 Mine, was <br />prepared by me (or under my direct supervision) in accordance with criteria required by the <br />Colorado Division of Reclamation, Mining and Safety (DRMS). <br />- <br />5 /3 , <br />t -. <br />Patrick M. O'Connor, P.E. <br />Registered Professional Engineer <br />State of Colorado, #20759 <br />