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Waste Bank Design <br /> Summary Report <br /> ('1997 Waste Bank Enlargement Project ) <br /> National King Coal Mine <br /> No. C-8t-035 <br /> Durango, Colorado <br /> prepared by; <br /> Don R. May, P.E. <br /> 735 East 7°i Avenue <br /> Durango, CO 8130'1 <br /> November 'I 993 <br /> revised July '1997 <br /> revised November '1997 <br /> revised December �997 <br /> .. e^9^:l <br /> +�; 2 0..�5 :y? �� <br /> ��:--l�a/4� <br /> y.S`� January 1998 <br /> Slp+ <br />