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Cost Summary Worksheet Cont'd Task # 340 <br />BOREHOLE SEALING WORK <br />Task description: Plug and Seal Five Gob Vent Boreholes <br />Site: Elk Creek Mine Permit Action: Minor Revision 104 <br />PROJECT IDENTIFICATION <br />Task #: 341 State: Colorado <br />Date: 3/29/2013 County: Delta <br />User: BFB <br />Agency or organization name: DRMS <br />UNIT COSTS <br />Page 2 of 3 <br />Permit/Job #: C1981022 <br />Abbreviation: None <br />Filename: CO22 -341 <br />Borehole <br />SealingiItem <br />Description <br />Method <br />Diameter <br />Length <br />Quantity <br />Unit <br />Unit <br />Total Cost <br />Cost <br />Bottom Plug <br />PVC plug - 8 in. <br />6.5 <br />NA <br />5.00 <br />EA <br />$70.47 <br />$352.35 <br />diameter borehole <br />Fill Holes with <br />Portland cement <br />6.5 <br />250 <br />34.00 <br />bag <br />$11.50 <br />$391.00 <br />Cement <br />grout ( Bag, material <br />cost only ... 94 lb. bag) <br />Cut Casing at <br />Exposed casing <br />6.5" <br />NA <br />9.00 <br />LF <br />$5.87 <br />$52.83 <br />Surface <br />removal - 4 to 10 in. <br />diameter steel pipe <br />(LF) <br />Borehole <br />Borehole <br />NA <br />NA <br />5.00 <br />EA <br />$2.81 <br />$14.05 <br />Marker <br />location/identification <br />marker (EA, material <br />cost only) <br />Drill Rig Time <br />Truck Mounted - <br />NA <br />NA <br />25.00 <br />EA <br />$144.07 <br />$3,601.75 <br />3.0in. - 500 ft capy. <br />Water Truck <br />Water Tanker, 2,500 <br />NA <br />NA <br />25.00 <br />EA <br />$68.18 <br />$1,704.50 <br />Time <br />Gal. <br />Job Hours: 25.00 <br />Total Cost: $6,116.48 <br />CIRCES Cost Estimating Software <br />