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Southfield Mine C-1981-014 <br />Task 053 - Plus and Seal All Boreholes <br /> <br />N <br />c <br />a <br />v <br />Task: 053 Site: Southfield Mine <br />Permit Action: :2007 Midterm Review <br />Description: Plug and Seal All Boreholes <br />Date: 12 Jun 07 <br />File Name: <br />Description <br />-- I 'Dimensions J Quantity Unit <br /> r <br />Seal All Deep Boreholes (2) <br />_ Bottom Plug 14 Casmg 2;EA <br />- <br />- <br />- Fill Holes with Cement <br />_. - - <br />- - <br />1 239' <br />- - -- <br />72 BAG <br />- Cut Casing at Surface 14" Casing <br />I _ <br />2 <br />EA <br />- Borehole Marker _ - <br />INA _ - ? <br />2 EA <br />Drill Rig Time (Atlas Copco ROC 133-91,3" Drill) ?NA 16,HR <br />Water Truck Time (2,500 Gallon Truck) - <br />- - - NA 161HR <br />Seal All Intermediate Boreholes (2) <br />- Bottom Plug <br />_ _ <br />S Casing- - - <br />21A <br />- Surface Plug <br />- - --- - - <br />1453 <br />? <br />411 BAG <br />_ <br />- Cut Casing at Surface -- ---- <br />Casing 21 EA <br />Borehole Marker <br />- - - - - NA <br />2 EA <br />- - <br />' -Drill Rig Time (Atlas Copco ROC 133-01, 3" Drill) _ <br />NA ? f <br />8 HR <br />- Water Truck Time (2,500 Gallon Truck) INA - 81HR <br />Seal All Shallow Boreholes (2) <br />Bottom Plug - <br />Casing i <br />2 EA <br />Surface Plug <br />C 1575' <br />" 91LF <br />- <br />ut Casing at Surface 4 <br />Casing 2 EA <br />- Borehole Marker !NA - 2IEA <br />Drill Rig Time -Atlas Co co ROC D3-01, 3" Drill_ - 'NA <br />Water Truck Time (2,500 Gallon Truck) NA 81HR <br /> <br />Seal Drain Pipe in Portals (1) i <br />1 <br />- Bottom Plug 4" Casing <br />! I IEA <br /> <br />- Surface Plug -- <br />150' _ <br />-- __ <br />SALE <br />Cut Casing at Surface _ 4" Casmg 1 1 EA <br />Borehole Marker IINA j 1 iEA <br />Drill Rig Time (Atlas Copco ROC 133-01, 3" Dnll) NA - <br />4 HR <br />- Water Truck Time (2,500 Gallon Truck) NA <br />- - -- - - 4?HR <br />--- - <br />---- - - - - -- - I <br />Total Hours <br />36HRS <br />,Total Cost T <br />Unit Cost ! Total Cost <br />_ $18.751 $37_50 <br />- <br />$8.251 $594.00 <br />- $6.851- - -_ $13.70 <br />--- $3.561 $7.12 <br />--- $136.62 <br />--- $2,185.92 <br />$56.40 1 -$902.40 <br />F-- --$2-9.001- -----$5-8-.-00-- <br /> $8.251__ $338.25 <br /> <br />( 561 <br />$3 --$7.12 <br /> _ <br />- - ---- <br />$136.62 -- - - -- <br />$1, <br />092.96 <br />a- --- <br />$56.401 _ <br />$451.20 <br />I <br />?- <br />$18.751 <br />- $37.50 <br /> -$74.25 <br />-- - $6.85; $13.70 <br /> $7.12 <br /> $136.621 $1,092.96 <br /> $56.401- <br />56.40 1 <br />$451.20 <br />_ $18.75 _ $18.75 <br /> $8.25,' $41.25 <br />_ $6.85 f $6.85 <br /> $3.56 $3.56 <br />I $136.62, $546.48 <br /> $56.401 - $225.60 <br />r--- - . _- - <br />_ <br />_ $8,221.09 <br />Page 1 of 1 <br />14