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Construction - Section 6.0 of the BGI report includes specific recommendations regarding placement of <br />coal mine waste in the approved slope configuration of 3H:I V. <br />Please detail the proposed methods of placement of coal mine waste, in accordance with BGPs <br />recommendations. <br />Analysis of Monitoring Data - BGI's stability evaluation report recommends that monitoring of <br />CMWDA2 with piezometers and inclinometers be continued. Utilization of the monitoring data collected <br />was not discussed in the report. <br />In the upcoming Technical Revision, please describe, as a minimum: <br />• How the monitoring data collected will be used <br />• Measurements (of pore pressure or inclination) that might indicate any potential instability in <br />the CMWDA2 configuration <br />• Proposed mitigation of any potential or actual stability issues <br />• How often and by what means data will be reported to the Division <br />If you have any questions, please call me. <br />Sincerely, <br />Hoseph dash <br />Environmental Protection Specialist <br />cc: Jim Stover P.E. (J.E. Stover & Associates) <br />Marcia Talvitie P.E. (DRMS) <br />Sandy Brown (DBMS) <br />c:\word\bowie2\tr56 implementlet l <br />2