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<br />Curfaca Rlaefinn Work Cont'd
<br />Task # : 01e
<br />sheet 2 of 2
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<br />BLASTING MATERIALS QUANTITIES x?nr.n
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<br />QUANTITY
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<br />UNIT
<br />Total quantity of stemming required 15.30 cubic yards
<br />Total quantity of explosives required 8,460 ounds
<br />Total quantity of det. cord/fuse/wire required 3,315 lin. feet
<br />Quantity of blasting caps used per blasthole 1 cap(s)
<br />Total quantity of blasting caps required 80 caps
<br />Quantity of primers used per blasthole 1 rimers)
<br />Total quantity of primers required 80 rimers
<br />Quantity of delays used per blasthole 1 delay(s)
<br />Total quantity of delays required
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<br />HOURLY EQUIPMENT COST
<br />Shift basis : 1 per day
<br />Data source : (CRG tlata)
<br />Drilling equipment- Drill REEDRILL SK451, 9.0 in.
<br />- Drill pad preparation : A
<br />Misc. drilling support equipment A
<br />Misc. explosives support equipment :NA
<br />Explosives delivery/prep. -Bulk truck A
<br />- Cao truck : A
<br />Cost Breakdown : Drilling
<br />Equipment Drill Pad
<br />Preparation Misc. Drill Misc. Expl.
<br />Support Support Explosives Delivery
<br />Bulk Truck Cap Truck
<br />Import data filename : drilling NA NA NA NA NA
<br />Utilization -machine+att. no. 1 : 100 NA NA NA NA NA
<br />-ripper or attachment no. 2 : 100 NA NA NA NA NA
<br />Equipment ownership $/hr : $74.24 NA NA NA NA NA
<br />Machine+att. 1 operating $/ttr : $121.17 NA NA NA NA NA
<br />Ripper or att. 2 operating $Rtr : $3.38 NA NA NA NA NA
<br />Operator+additional labor $mr : $51.79 NA NA NA NA NA
<br />Unit subtotals : $250.57 $0.00 $0.00 $0.00 $0.00 $0.00
<br />Number of units : 1 0 0 0 0 0
<br />Group subtotals : $250.57 $0.00 $0.00 $0.00 $0.00 $0.00
<br />Total work team cosUhour; $250.57
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<br />MATERIALS COST
<br /> Description Unit UnR Cost Quantity Total Cost
<br />Blasting agent : Bu1kANF0 nom. density pound $0.177 8,460.06 $1,497.43
<br />Primers or boosters : Cast primer, 0.31b each $2.125 80.00 $170.00
<br />Blasting caps : on-electric cap, inst. each $2.837 80.00 $226.96
<br />Det. cord, fuse or wire : etonating cord, 10 gr/ft. linear foot $0.087 3,315.40 $288.44
<br />Delays : S connectors each $3.615 82.00 $296.43
<br />Miscellaneous : Stemming, 1.5 in. gravel cu. yd. $28.80 15.30 $440.67
<br />Drill bits': bit life= 1,750.0 linear feet $2,155.00 0.74 $1,595.93
<br />• bit life unit =linear took bit cost unit = earn
<br />DRILLING AND EXPLOSIVES PREPARATION TIME
<br />Total materials cost
<br /> Job Condition Correction Factors - Site altitude : 7,800 feet
<br /> Altitude adjustment : 0.90 (DMG est.)
<br />Total drilling length : 1,296 linear feet Job efficiency factor : 0.67 (Ch. Exc. HB)
<br />Unadjusted drilling rate : 82.00 feet/hour Adjusted drilling rate : 49.45 feet/hour
<br />Drilling time : 26.21 hours Explosives prep, time : 14.44 hours
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<br />JOB TIME AND COST Total job time : 40.65 hours
<br />Total unit cost: $0.753 per cu. yd. Total job cost: $11,083
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