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Page 14 of 136 <br />Job Hours: 248.00 Total Cost: $91,936.93 <br />SAFEGUARDING UNDERGROUND OPENINGS <br />Task description: Seal and Backfill All Mine and Vent Shaft Entries <br />CIRCES Cost Estimating Software <br />marker (EA, material <br />cost only) <br />Bottom Plug - <br />PVC plug - 18 in. <br />18" <br />NA <br />2.00 <br />EA <br />$358.67 <br />$717.34 <br />18" Wells (2) <br />diameter borehole <br />- Fill Holes <br />Portland cement <br />18" <br />NA <br />917.00 <br />bag <br />$11.50 <br />$10,545.50 <br />with Cement <br />grout ( Bag, material <br />cost only ... 94 lb. bag) <br />- Cut Casing <br />Exposed casing <br />18" <br />NA <br />9.00 <br />LF <br />$8.81 <br />$79.29 <br />at Surface <br />removal - 8 to 14 in. <br />diameter steel pipe <br />(LF) <br />- Borehole <br />Borehole <br />NA <br />NA <br />2.00 <br />EA <br />$2.81 <br />$5.62 <br />Marker <br />location /identification <br />marker (EA, material <br />cost only) <br />Drill Rig Time <br />ATLAS COPCO <br />NA <br />NA <br />248.00 <br />EA <br />$174.62 <br />$43,305.76 <br />- All Wells <br />ROC D7- 11,4.0 in. <br />Water Truck <br />Water Tanker, 3,500 <br />NA <br />NA' <br />248.00 <br />EA <br />$97.54 <br />$24,189.92 <br />Time - All <br />Gal. <br />Wells <br />Job Hours: 248.00 Total Cost: $91,936.93 <br />SAFEGUARDING UNDERGROUND OPENINGS <br />Task description: Seal and Backfill All Mine and Vent Shaft Entries <br />CIRCES Cost Estimating Software <br />