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STRUCTURAL DEMOLITION ESTIMATE CONTINUED EXCAVATION OF TRUCKED ITEMS • EXCAVATION CREW OF 2 LABORERS WILL BE USED FOR 50% OF MACHINE TIME TO HANDLE ITEMS AND HELP LOAD ON TRUCKS. UNIT COSTS CAT 225 + 1/2 OF 2 LABORERS $73.44 + 2 [ 0.5 x $19.81 ] $93.25 per hour CAT DBL + 1/2 OF 2 LABORERS $117.09 + 2 (0.5 x $19.81 ] $136.90 per hour ITEM MACHINE EXCAVATION UNIT COSTTOTAL COST USED TIME (HR) ($/hr ) East Salt Ck. Bridge CAT 225 2.0 $93.25 $186.50 Water Tank - t0,D00 gal CAT D8L 0.5 $136.90 $68.45 Fuel Tank - 2,000 gal CAT DBL 1 $136.90 $136.90 Rock Dust Bin & Foundation CAT 225 2.D $93.25 $186.50 North Diversion Culvert CAT 225 3.0 $93.25 $279.75 South Diversion Culvert CAT 225 3.0 $98.82 $296.46 North Branch Culvert CAT 225 0.5 $93.25 $46.63 South Branch Culvert CAT 225 0.5 593.25 $46.63 Road Crossing Culvert CAT 225 0.5 $93.25 $46.63 McGlone Creek Culvert CAT DBL 1.0 $136.90 $136.90 Culvert below #2 Gate CAT 225 0.5 $93.25 $46.63 Sediment Pond Outlet CAT 225 0.5 $93.25 $46.63 • Culvert @ 49+03 CAT 225 D.5 $93.25 $46.63 Culvert ~ 51+53 CAT 225 0.5 $93.25 $46.63 Culvert @ 53+76 CAT 225 0.5 $93.25 $46.63 TOTAL EXCAVATION COST FOR TRUCKED ITEMS $1,664.46 Metal structure removal = 0.16 X 0.925°,b $lcuft = $0.1734 ITEMS TO BE BACKSTOWED IN THE MINE ITEM DIMENSIONS VOLUME/AREA UNIT COSTTOTAL COST SHOP 8 FOUNDATION DETAILED ON PAGE 5 N/A $4,195.20 MINE FAN 8 HOUSING 10'X e'X 30' 2,400 CUFT $0.173 $416.16 MINE PORTAL REMOVAL DETAILED ON PAGES 3 and 4 $2,893.40 CONVEYOR SYSTEM 8'X B'X 60' 3,840 CUFT $0.173 $665.66 OFFICE FOUNDATION 18"x3'k54'x6 122 CUFT $0.173 $21.D7 (two strip footers ea. ) WATER AND SEPTIC TANKS 3750 GALLONS 500 CUFT $0.173 $86.70 WIRE FENCE REMOVAL 330 LFT $0.750 $247.50 GATE REMOVAL tea 1'X 30'X 5' 300 CUFT $0.173 $52.02 TOTAL COST FOR ITE MS TO BE BACKSTOWED IN MINE $8,577.90 • TOTAL COST FOR STRUCTURAL DEMOLITION $13,816.22 Mc VOL t - Tbl 3.7-1 Task 20 Page 2 11 - 19 - 98