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• E & C Engineering <br />Craig, Colorado <br />Peter Epp <br />Work Performed: <br />Date Performed: <br />Date Analyzed: <br />Methodology: <br />Surveying <br />December 1980 <br />January ]981 <br />Survey Flags for aerial topo. <br />Mine Subsidence Engineering Company <br />Golden, Colorado <br />Collin Stewart <br />Work Performed: Subsidence Engineering <br />Date Performed: 1985 <br />Date Analyzed: ]986 <br />Methodology: Make evaluations of maximum subsidence and respond to subsidence criteria in the <br /> regulations. <br />• <br />Mining & Subsidence Engineering,lnc. <br />2837 Stewart <br />Grand Junction, CO 81501 <br />Phone; 242-2828 <br />Collin Stewart <br />Work Performed: Subsidence Engineering <br />Date Performed: May, June, July 1986 <br />Date Analyzed: May, June, July 1986 <br />Methodology: Respond to appropriate CMLRD Regulations. <br />Bookcliffs Laboratory, lnc. <br />Steamboat Springs, Colorado <br />Ralph Paulson <br />Work Performed: Water Analysis <br />Date Performed: 1986 <br />Date Analyzed: 1986 <br />Methodology: Used ASTM standards to analyze water sample. <br />u <br />Permit Renewal No. 3 2.03-5 <br />Revised 7/10/00 <br />