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BOREHOLE SEALING WORK <br /> Task description: Plug and Seal Two Gob Vent Boreholes <br /> Site: Bowie No.2 Mine Permit Action: Minor Revision 124 Permit/Job#: C1996083 <br /> PROJECT IDENTIFICATION <br /> Task#: 291 State: Colorado Abbreviation: None <br /> Date: 16-Sep-11 County: Delta Filename: C083-291 <br /> User: JRS <br /> Agency or organization name: DRMS <br /> UNIT COSTS <br /> Borehole Sealing/Item Method <br /> Description Diameter Length Quantity Unit Unit Total Cost <br /> Cost <br /> Bottom Plug PVC plug- 10 in. 9.375" 1,635' 2.00 EA $188.26 $376.53 <br /> diameter borehole <br /> -Fill Holes with Portland cement grout( 9.375" 1,635' 392.00 bag $10.90 $4,272.80 <br /> Cement Bag,material cost <br /> only...94 lb.bag) <br /> -Cut Casing at Exposed casing removal 9.375" NA 6.00 LF $8.75 $52.48 <br /> Surface -8 to 14 in.diameter <br /> steel pipe(LF) <br /> -Borehole Borehole NA NA 2.00 EA $3.81 $7.62 <br /> Marker location/identification <br /> marker(EA,material <br /> cost only) <br /> -Drill Rig Time ATLAS COPCO ROC NA NA 24.00 EA $174.62 $4,190.88 <br /> D7-11,4.0 in. <br /> -Water Truck Water Tanker,2,500 Gal. NA NA 24.00 EA $63.70 $1,528.80 <br /> Time <br /> Job Hours: 48.00 Total Cost:. $10,429.11 <br />