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PROJECT IDENTIFICATION <br />Task # <br />CIRCES Cost Estimatina Software <br />BOREHOLE SEALING WORK <br />271 <br />State : Colorado <br />Permit/job # C- 1981 -038 <br />Date : 09/29/2010 County : Delta Abbreviation : none <br />User: JRS Site Bowie No. 1 Mine Filename : CO38 -271 <br />Agency or organization name Colorado Division Of Reclamation, Mining And Safety <br />Permit or otherjob action : Minor Revision 125 <br />Task description Plug and Seal Gob Vent Boreholes GVB -10A and GVB -10B <br />UNIT COSTS Equipment cost data source: NA Shift basis: 1 oer day <br />BOREHOLE DESCRIPTION <br />SEALING ITEM / METHOD <br />DIAMETER <br />LENGTH <br />QUANTITY1 <br />UNIT <br />UNIT COST <br />T OTAL COST <br />- Bottom Plu <br />-Fill Ho wit C_e_me_nt <br />-Cut Casing at Surface <br />-Borehole <br />-Drill Rig Time <br />-Water Truck Time <br />PVC plug - 10 in, <br />9.375" <br />1,365' <br />2.00 <br />EA <br />$184.03 <br />$368.07 <br />$3,51 4.50 <br />Portland cement grout <br />9.375" <br />1,365' <br />330.00 <br />bag <br />$10.65 <br />Exp. casing removal, 8 -16 in. <br />9.375" <br />NA <br />5.00 <br />LF <br />$8.55 <br />$42.74 <br />$7.44 <br />$2,823.95 <br />$974.43 <br />Borehole marker <br />NA <br />NA <br />2.00 <br />EA <br />$3.72 <br />ATLAS COPCO ROC D7 -11, 4. <br />NA <br />NA <br />16.00 <br />HR <br />$176.50 <br />Water Tanker, 2,500 Gal. <br />NA <br />NA <br />16.00 <br />HR <br />$60.90 <br />we V-05 Total Cost: $7,731 <br />