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I~ <br />iii iiiiiiiiiiiiiiii <br />999 <br />Doc Date:12/11/2001 <br />~~ 3 v <br />EXHIBIT 30 <br />• <br /> <br />GEOTECHNICAL STUDY -COAL PROCESSING WASTE BANKS <br />1) Introduction, Methodology, Design Plan <br />2) Letter Report of Theoretical Stabili Ana~y,5is Mine Waste Piles Allen & <br />Maxwell Mines, 1/20/82 <br />3) New Elk Refuse Pile Stability, 5/6/87 <br />4) New Elk Refuse Area Compaction Testing, 10/16/87 <br />5) Certification of Seed, New Elk Mine RDA, 3/22/88 <br />6) Supplemental Stability Investigation RDA, 5/10!95 <br />7) Evaluation of Proposed Coal Waste, 5/19/97 <br />8) CTL/Thompson RDA and Development Waste Pile Certification, 10/2/97 <br />(revised 09/01/98) <br />