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Surface Blasting Work cont'd Task # : 01c sheet 2 of 2 <br />BLASTING MATERIALS QUANTITIES QUANTITY UNIT <br /> <br />Total quantity of stemming required <br />22.19 _ <br />cubic yards <br />Total quantity of explosives required 12,267 ounds <br />Total quantity of det. cord/fuse/wire required 4, 789 lin. feet <br />Quantity of blasting caps used per blasthole 1 cap(s) <br />Total quantity of blasting caps required 116 caps <br />Quantity of primers used per blasthole 1 rimers) <br />Total quantity of primers required 116 primers <br />Quantity of delays used per blasthole 1 delay(s) <br />Total quantity of delays required 118 delays <br />HOURLY EQUIPMENT COST Shift basis : 1 perday Data source : (CRG data) <br />Drilling equipment -Drill :~REEDRILL SK451, 9.0 in. <br />- Drill pad preparation :~NA <br />Misc. drilling support equipment : NA <br />Misc. explosives support equipment :NA <br />Explosives delivery/prep. -Bulk truck : NA <br />-Cap truck : NA <br />Cost Breakdown : Drilling <br />Equipment Drill Pad <br />Preparation Misc. Drill Misc. Expl. <br />Support Support Explosives <br />Bulk Truck Delivery <br />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 $/hr : $121.17 NA NA NA NA NA <br />Ripper or att. 2 operating $/hr : $3.38 NA NA NA NA NA <br />Operator+additional labor $/hr : $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 cost/hour : $250.57 <br />MATERIALS COST :::::::................................................................................................................................................................................. <br />............................. <br /> Description Unit Unit Cost Quantity Total Cost <br />Blasting agent : ulk ANFO nom. density pound $0.177 12,267.08 $2,171.27 <br />Primers or boosters : Cast primer, 0.3 Ib each $2.125 116.00 $246.50 <br />Blasting caps : on-electric cap, inst. each $2.837 116.00 $329.09 <br />Det. cord, fuse or wire : Detonating cord, 10 gr./ft. linear foot $0.087 4, 788.52 $416.60 <br />Delays : MS connectors each $3.615 118.00 $426.57 <br />Miscellaneous : Stemming, 1.5 in. gravel cu. yd. $28.80 22.19 $638.97 <br />Drill bits * : bit life = 1,750.0 linear feet $2,155.00 1.07 $2,314.10 <br />`bit life unit =linear foot, bit cost unit =each (per bit) Total materials cost : $6,543.11 <br />DRILLING AND EXPLOSIVES PREPARATION TIME <br /> Job Condition Correction Factors - Site altitude : 7,800 feet <br /> Altitude adjustment : 0.90 (DMG est.) <br />Total drilling length : 1,879 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 : 38.01 hours Explosives prep. time : 20.94 hours <br /> <br />JOB TIME AND COST Total job time : 58.94 hours <br />Total unit cost : $0.753 per cu. yd. Total job cost : $16,066 <br /> <br />