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BOREHOLE SEALING WORK <br />Task description: Seal All Monitoring Wells and Exploration Holes <br />Site: Yoast Mine Permit Action: RN4 Permit/Job#: C1994082 <br />PROJECT IDENTIFICATION <br />Task #: 060 State: Colorado <br />Date: 6/18/2015 County: Routt <br />User: JHB <br />Agency or organization name: DRMS <br />UNIT COSTS <br />Abbreviation: None <br />Filename: C084-060 <br />Borehole <br />Sealing/Item <br />Description <br />Method <br />Diameter <br />Length <br />Quantity <br />Unit <br />Unit <br />Total Cost <br />Cost <br />Seal All 2" <br />PVC plug - 2 in. <br />2" <br />860 LF <br />16.00 <br />EA <br />$21.19 <br />$339.04 <br />Wells (16) - <br />diameter borehole <br />Plug <br />- Fill Holes <br />Portland cement <br />2" <br />860 LF <br />7.00 <br />bag <br />$11.83 <br />$82.81 <br />with Cement <br />grout ( Bag, material <br />cost only ... 94 lb. bag) <br />- Cut Casing <br />Exposed casing <br />2" <br />NA <br />16.00 <br />LF <br />$1.37 <br />$21.92 <br />at Surface <br />removal - 2 to 3.5 in. <br />diameter steel pipe <br />(LF) <br />- Borehole <br />Borehole <br />NA <br />NA <br />16.00 <br />EA <br />$2.89 <br />$46.24 <br />Marker <br />location/identification <br />marker (EA, material <br />cost only) <br />- Drill Rig <br />Truck Mounted - 3.0 <br />NA <br />NA <br />32.00 <br />EA <br />$157.91 <br />$5,053.12 <br />Time <br />in. - 1,700 ft. capy. <br />- Water Truck <br />Water Tanker, 5,000 <br />NA <br />NA <br />32.00 <br />EA <br />$106.00 <br />$3,392.00 <br />Time <br />Gal. <br />Seal All <br />PVC plug - 4 in. <br />4" <br />5,260 <br />43.00 <br />EA <br />$29.28 <br />$1,259.04 <br />4"Wells (43) - <br />diameter borehole <br />LF <br />Plug <br />-Fill Holes <br />Portland cement <br />4" <br />5,260 <br />159.00 <br />bag <br />$11.83 <br />$1,880.97 <br />with Cement <br />grout ( Bag, material <br />LF <br />cost only --- 94 lb. bag) <br />- Cut Casing <br />Exposed casing <br />4" <br />NA <br />43.00 <br />LF <br />$6.04 <br />$259.72 <br />at Surface <br />removal - 4 to 10 in. <br />diameter steel pipe <br />(LF) <br />- Borehole <br />Borehole <br />NA <br />NA <br />43.00 <br />EA <br />$2.89 <br />$124.27 <br />Marker <br />location/identification <br />marker (EA, material <br />cost only) <br />- Drill Rig <br />Truck Mounted - 3.0 <br />NA <br />NA <br />172.00 <br />EA <br />$157.91 <br />$27,160.52 <br />Time <br />in. - 1,700 ft. capy. <br />- Water Truck <br />Water Tanker, 5,000 <br />NA <br />NA <br />172.00 <br />EA <br />$106.00 <br />$18,232.00 <br />Time <br />Gal_ <br />Job Hours: 204.00 Total Cost: $57,852.00 <br />