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Surface Blasting Work cont'd Task #: 001 sheet 2 of 2 <br />BLASTING MATERIALS QUANTITIES QUANTITY UNIT <br />Total quantity of stemming required 372.41 cubic yards <br />Total quantity of explosives required 303,351 pounds <br />Total quantity of det. cord/fuse/wire required 55,826 lin. feet <br />Quantity of blasting caps used per blasthole 1 cap(s) <br />Total quantity of blasting caps required 714 caps <br />Quantity of primers used per blasthole 1 rimer(s) _ <br />Total quantity of primers required 714 rimers <br />Quantity of delays used per blasthole 1 delay(s) <br />Total quantity of delays required 717 delays <br />HOURLY EQUIPMENT COST Shift basis : 1 per day Data source : (CRG data) <br />(Description <br />Drilling equipment- Drill : REEDRILL SK35, 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 />- Cao 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 : $58.08 NA NA NA NA NA <br />Machine+att. 1 operating $/hr : $102.84 NA NA NA NA NA <br />Ripper or att. 2 operating $/hr : $5.08 NA NA NA NA NA <br />Operator+additional labor $/hr : $43.99 NA NA NA NA NA <br />Unit subtotals : $210.00 $0.00 $0.00 $0.00 $0.00 $0.00 <br />Number of units : 1 0 0 0 0 0 <br />Group subtotals : $210.00 $0.00 $0.00 $0.00 $0.00 $0.00 <br />Total work team cost/hour : $210.00 <br />MATERIALS COST <br /> Description Unit Unit Cost Quantity Total Cost <br />Blasting agent: Bulk ANFO nom. density pound $0.207 303,350.83 $62,911.93 <br />Primers or boosters : Cast primer, 0.3 lb each $2.484 714.00 $1,773.26 <br />Blasting caps : Non-electric cap, inst. each $3.316 714.00 $2,367.77 <br />Det. cord, fuse or wire : Detonating cord, 10 g0ft. linear foot $0.102 55,826.10 $5,671.93 <br />Delays: MS connectors each $4.226 717.00 $3,029.90 <br />Miscellaneous: Stemming, 1.5 in. gravel cu. yd. $26.40 70.92 $1,872.16 <br />Drill bits " : bit life = 1,750.0 linear feet $2,279.00 20.40 $46,491.60 <br />* bit life unit = linear foot, bit cost unit = each (per bit) Total materials cost : $124,118.55 <br /> <br />DRILLING AND EXPLOSIVES PREPARATION TIME <br /> Job Condition Correction Factors - Site altitude : 7,500 feet <br /> Altitude adjustment : 0.95 (DMG est.) <br />Total drilling length : 35,700 linear feet Job efficiency factor : 0.67 (Ch. Exc. HB) <br />Unadjusted drilling rate : 82.00 feet/hour Adjusted drilling rate : 52.19 feet/hour <br />Drilling time : 684.00 hours Explosives prep. time : 148.99 hours <br /> <br />JOB TIME AND COST Total job time : 832.99 hours <br />Total unit cost : $0.329 per cu. yd. Total job cost : $267,759