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BOREHOLE SEALING WORK <br />Task u: 55b <br />Mine: West Elk <br />Permit no.: C-80-007 <br />Permitting action: MR-355 <br />Date: 6/15109 <br />Prepared by: TAK <br />Cwt of bulk cement Water <br /> <br />(assuming 941bs of <br />Total rig Rig w/ crew 2,500 gal <br />trunk w/ Octoplug Cut surface Total cost <br />Hole Hole Cement cost <br />Total cement per 7.18 d of Cement <br />Rig setup time Rig time to time hourly rate Total rig water truck <br />driver cost ($19.57, casing & before bond <br />Total rig time (setup + <br />Hole diam. volume per cwt <br />depth (ft) hole, that is 100 Ibs total cost <br />per hole (hr) fill hole (setup + (Circes, Reed cost w/driver <br />(rig fill $19.57 mark % Liab. release or <br />fill) <br />reduced for Ilab. % <br />(in) (cf) of cement fills 1.25 (CIRCES) fill) drill, 9.0") hourly rate time x per in. (Circes, , <br />increment <br />cf) (Circes) truck rate) diam.) $10.9011f) obligation <br />Geotechnical Holes, approved in MR-355 (2 on MSB cut-slope, 3 on top of LRP) <br />109-8 10 55 30 24.0 $8.78 $211 0.50 0.50 1.00 $193.22 $193 $60 $30 $196 $29 100% $658 1.00 <br />109-9 10 55 30 24.0 $8.78 $211 0.50 0.50 1.00 $193.22 $193 $60 $30 $196 $29 100% $658 1.00 <br />LRP-1 10 55 30 24.0 $8.78 $211 0.50 0.50 1.00 $193.22 $193 $60 $30 $196 $29 100% $658 1.00 <br />LRP-2 10 55 30 24.0 $8.78 $211 0.50 0.50 1.00 $193.22 $193 $60 $30 $196 $29 100% $658 1.00 <br />LRP-3 10 55 30 24.0 $8.78 $211 0.50 0.50 1.00 $193.22 $193 $60 $30 $196 $29 100% $658 1.00 <br />Subtotal - this page <br />Grand Total $3,291 5.00 rig hours <br />/ 2 rigs <br />2.50 project ours