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King Mines C1981035 Technical Revision No. 22 Page 2 of 8 <br />BOREHOLE SEALING WORK <br />Task description: Seal Boreholes CO -14 -01 through CO -14 -09 <br />Site: King Coal Mine Permit Action: Technical Revision 22 Permit/Job #: C1981035 <br />PROJECT IDENTIFICATION <br />Task #: 409 State: Colorado <br />Date: 7/2/2014 County: La Plata <br />User: SLB <br />Agency or organization name: DRMS <br />UNIT COSTS <br />Abbreviation: None <br />Filename: C035 -409 <br />Borehole <br />Sealing /Item Method <br />Description <br />Diameter <br />Length <br />Quantity <br />Unit <br />Unit <br />Total Cost <br />Cost <br />Plugs for seating <br />Stainless steel plug - 6 <br />6 <br />NA <br />18.00 <br />EA <br />$137.62 <br />$2,477.16 <br />cement <br />in. diameter borehole <br />Cement plugs <br />Portland cement grout ( <br />6 <br />27 <br />27.45 <br />bag <br />$11.83 <br />$324.73 <br />Bag, material cost <br />only ... 94 lb. bag) <br />Cut Casing <br />Exposed casing removal <br />6 <br />3 <br />27.00 <br />LF <br />$6.04 <br />$163.08 <br />- 4 to 10 in. diameter <br />steel pipe (LF) <br />Hole Marker <br />Borehole <br />NA <br />NA <br />9.00 <br />EA <br />$2.89 <br />$26.01 <br />location/identification <br />marker (EA, material <br />cost only) <br />Drill Rig Time <br />ATLAS COPCO ROC <br />NA <br />NA <br />36.00 <br />EA <br />$193.61 <br />$6,969.96 <br />D7- 11,4.0 in. <br />Water Truck Time <br />Water Tanker, 2,500 Gal. <br />NA <br />NA <br />36.00 <br />EA <br />$57.55 <br />$2,071.80 <br />Job Hours: 36 <br />Total Cost: $12,033.00 <br />CIRCES Cost Estimating Software <br />