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Borehole Worksheet Cont'd <br />Task description: <br />Site: Bowie No. 2 Mine <br />PROJECT IDENTIFICATION <br />Task #: 362 <br />Date: 6/18/2014 <br />User: SLB <br />Task # TTT Page 4 of 10 <br />BOREHOLE SEALING WORK <br />Seal GVB -B17F and B -19C <br />Permit Action: Technical Revision 90 Permit/Job #: C 1996083 <br />State: Colorado <br />County: Delta <br />Agency or organization name: DRMS <br />UNIT COSTS <br />Abbreviation: None <br />Filename: C083 -362 <br />Borehole <br />Sealing /Item Method <br />Description <br />Diameter <br />Length <br />Quantity <br />Unit <br />Unit <br />Total Cost <br />Cost <br />GVB -B17F <br />PVC plug - 10 in. <br />9.375 <br />NA <br />1.00 <br />EA <br />$99.34 <br />$99.34 <br />diameter borehole <br />Cement <br />Portland cement grout ( <br />9.375 <br />1660 <br />674.25 <br />bag <br />$11.83 <br />$7,976.38 <br />Bag, material cost <br />only ...94 lb. bag) <br />Mark Hole <br />Borehole <br />NA <br />NA <br />1.00 <br />EA <br />$2.89 <br />$2.89 <br />location /identification <br />marker (EA, material <br />cost only) <br />Cut Casing <br />Exposed casing removal <br />9.375 <br />3 <br />3.00 <br />LF <br />$6.04 <br />$18.12 <br />- 4 to 10 in. diameter <br />steel pipe (LF) <br />GVB -B19C <br />PVC plug - 10 in. <br />9.375 <br />NA <br />1.00 <br />EA <br />$99.34 <br />$99.34 <br />diameter borehole <br />Cement <br />Portland cement grout ( <br />9.375 <br />1230 <br />499.60 <br />bag <br />$11.83 <br />$5,910.27 <br />Bag, material cost <br />only ...94 lb. bag) <br />Mark Hole <br />Borehole <br />NA <br />NA <br />1.00 <br />EA <br />$2.89 <br />$2.89 <br />location /identification <br />marker (EA, material <br />cost only) <br />" "Cut Casing <br />Exposed casing removal <br />9.375 <br />3 <br />3.00 <br />LF <br />$6.04 <br />$18.12 <br />- 4 to 10 in. diameter <br />steel pipe (LF) <br />Drill Rig Time <br />ATLAS COPCO ROC <br />NA <br />NA <br />24.00 <br />EA <br />$171.32 <br />$4,111.68 <br />both holes <br />D7-11,4.0 in. <br />Water Truck time <br />Water Tanker, 2,500 Gal. <br />NA <br />NA <br />24.00 <br />EA <br />$57.55 <br />$1,381.20 <br />both holes <br />Job Hours: 24.00 <br />Total Cost: $19,620.00 <br />C[RCES Cost Estimating Software <br />