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Task description: <br />Site: New Horizon Mine <br />PROJECT IDENTIFICATION <br />Task #: 013 <br />Date: 10/21/2011 <br />User: SLB <br />BOREHOLE SEALING WORK <br />Leal 4" holes <br />Permit Action: Phase IIJII Bond <br />Release SL -12 and <br />PR -6 <br />State: Colorado <br />County: Montrose <br />Agency or organization name: DRMS <br />UNIT COSTS <br />Permit/Job #: C1981008 <br />Abbreviation: None <br />Filename: C008 -013 <br />Borehole <br />Sealing/Item Method <br />Diameter <br />Length <br />Quantity <br />Unit <br />Unit <br />Total Cost <br />Description <br />Cost <br />N3 cement <br />Portland cement grout ( <br />4 <br />7 <br />2.00 <br />bag <br />$9.74 <br />$19.48 <br />Bag, material cost <br />only ... 94 lb. bag) <br />N3 bentonite <br />Granular bentonite (Bag, <br />4 <br />60 <br />8.58 <br />bag <br />$9.80 <br />$84.08 <br />material cost only ... 50 lb. <br />bag) <br />N3 casing <br />Exposed casing removal <br />4 <br />.34 <br />1.34 <br />LF <br />$5.75 <br />$7.71 <br />- 4 to 6 in. diameter steel <br />pipe (LF) <br />N3 marker <br />Borehole <br />NA <br />NA <br />1.00 <br />EA <br />$2.75 <br />$2.75 <br />location/identification <br />marker (EA, material <br />cost only) <br />N9 cement <br />Portland cement grout ( <br />4 <br />7 <br />2.00 <br />bag <br />$9.74 <br />$19.48 <br />Bag, material cost <br />only ... 94 lb. bag) <br />N9 bentonite <br />Granular bentonite (Bag, <br />4 <br />62.5 <br />8.94 <br />bag <br />$9.80 <br />$87.61 <br />material cost only ... 50 lb. <br />bag) <br />N9 casing <br />Exposed casing removal <br />4 <br />1.17 <br />2.17 <br />LF <br />$5.75 <br />$12.48 <br />- 4 to 6 in. diameter steel <br />pipe (LF) <br />N9 marker <br />Borehole <br />NA <br />NA <br />1.00 <br />EA <br />$2.75 <br />$2.75 <br />location/identification <br />marker (EA, material <br />cost only) <br />N41 cement <br />Portland cement grout ( <br />4 <br />7 <br />2.00 <br />bag <br />$9.74 <br />$19.48 <br />Bag, material cost <br />only ... 94 lb. bag) <br />N41 bentonite <br />Granular bentonite (Bag, <br />4 <br />10 <br />1.43 <br />bag <br />$9.80 <br />$14.01 <br />material cost only ... 50 lb. <br />bag) <br />N41 casing <br />Exposed casing removal <br />4 <br />2.53 <br />3.53 <br />LF <br />$5.75 <br />$20.30 <br />- 4 to 6 in. diameter steel <br />pipe (LF) <br />N41 marker <br />Borehole <br />NA <br />NA <br />1.00 <br />EA <br />$2.75 <br />$2.75 <br />location/identification <br />marker (EA, material <br />cost only) <br />N42 cement <br />Portland cement grout ( <br />4 <br />7 <br />2.00 <br />bag <br />$9.74 <br />$19.48 <br />