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Page 50 of 80 <br />BOREHOLE SEALING WORK <br /> <br />Task description: Plug and Seal Wells NF-01A, NF-02 and NF-03A <br /> <br />Site: Northfield Mine Permit Action: 2014 Updated Costs Permit/Job#: C2006085 <br /> <br />PROJECT IDENTIFICATION <br /> <br />Task #: 056 State: Colorado Abbreviation: None <br />Date: 7/28/2014 County: Fremont Filename: C085-056 <br />User: JHB <br /> <br />Agency or organization name: DRMS <br /> <br />UNIT COSTS <br /> <br />Borehole Sealing/Item <br />Unit Total Cost <br />Description Method Diameter Length Quantity Unit <br />Cost <br />Bottom Plug PVC plug - 6 in. 6" NA 3.00 EA $52.93 $158.79 <br />diameter borehole <br /> - Fill Wells Portland cement 6" 1,942' 191.00 bag $11.83 $2,259.53 <br />with Cement grout ( Bag, material <br />cost only...94 lb. bag) <br /> - Cut Casing Exposed casing 6" NA 6.00 LF $6.04 $36.24 <br />at Surface removal - 4 to 10 in. <br />diameter steel pipe <br />(LF) <br /> - Borehole Borehole NA NA 3.00 EA $2.89 $8.67 <br />Marker location/identification <br />marker (EA, material <br />cost only) <br /> - Drill Rig ATLAS COPCO NA NA 24.00 EA $145.92 $3,502.08 <br />Time ROC D3-01,3.0 in. <br /> - Water Truck Water Tanker, 2,500 NA NA 24.00 EA $68.18 $1,636.32 <br />Time Gal. <br /> <br />Job HoursTotal Cost <br />: 24.00: $7,602.00 <br /> <br /> <br /> <br /> <br />CIRCES Cost Estimating Software <br />