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RELATIVE COMPACTION TEST RESULTS <br />PROJECT: West Elk Mine RPE <br />PROJECT NO: M10004MT <br />DATE: Friday, July/02/2010 <br />SITE LOCATION: Somerset <br />CLIENT: Mountain Coal Company <br />ENGINEERING TECHNICIAN: Hayes <br />NUCLEAR GAUGE USED: 18 <br /> <br /> <br />TEST <br />NO <br /> <br />TEST LOCATION <br />DEPTH OR <br />ELEVATION <br />PROBE <br />DEPTH <br />IN LABORATORY <br />PROCTOR <br />DENSITY <br />(PCF OPTIMUM <br />MOISTURE <br />CONTENT <br />% <br />DRY <br />DENSITY <br />PCF <br />MOISTURE <br />CONTENT <br />RELATIVE <br />COMPACTION <br />SOIL TYPE <br />21 At RPE-0 1 6211.10 8 105.0 11.5 96.5 14.3 92 Coal gob, black <br />22 At RPE-02 6208.88 8 105.0 11.5 97.6 11.4 93 it <br />23 At RPE-03 6204.60 8 105.0 11.5 101.3 11.4 96 44 it <br />24 At RPE-04 6203.68 8 105.0 11.5 103.9 11.4 99 " of <br />25 Retest of #I I from 6/14/10 6218.93 8 105.0 11.5 102.9 13.4 98 <br />26 Retest of # 10 from 6/14/10 6218.98 8 105.0 11.5 99.8 6.2 95 " <br /> <br />REMARKS: The test results Indicate only the density and moisture content for the location and elevation tested only. <br />rlUx <br />jlx&je <br />rt 2t lxb (t? n PROJECT NUMBER: M10004MT