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Surface Blasting Work cont'd Task #: 01a sheet 2 of 2 <br />BLASTING MATERIALS QUANTITIES QUANTITY UNIT <br />Total quantity of stemming required 0.43 cubic yards <br /> <br />Total quantity of explosives required <br />403 _ <br />pounds <br />Total quantity of det. cord/fuse/wire required 1,569 lin. feet <br />Quantity of blasting caps used per blasthole 1 cap(s) <br />Total quantity of blasting caps required 100 caps <br />Quantity of primers used per blasthole 1 primer(s) <br />Total quantity of primers required 100 primers <br />Quantity of delays used per blasthole 1 delay(s) <br /> <br />Total quantity of delays required <br />110 ____ <br />delays <br />HOURLY EQUIPMENT COST Shift basis : 1 per day Data source : (CRG data) <br />Drilling equipment - Drill :Jackhammer, dry - 45 lbs. <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 : Lioht Dutv Pickup. 4x4. 314 T. <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 : airtools NA NA NA NA misctruk <br />Utilization -machine+att. no. 1 : 100 NA NA NA NA 100 <br />-ripper or attachment no. 2 : NA NA NA NA NA NA <br />Equipment ownership $/hr : $3.21 NA NA NA NA $3.40 <br />Machine+att. 1 operating $/hr : $9.99 NA NA NA NA $7.22 <br />Ripper or att. 2 operating $/hr : $0.00 NA NA NA NA $0.00 <br /> <br />Operator+additional labor $/hr : <br />$19.26 <br />NA <br />NA <br />NA <br />NA _ <br />$19.49 <br />Unit subtotals : $32.47 $0.00 $0.00 $0.00 $0.00 $30.11 <br />Number of units : 1 0 0 0 0 1 <br />Group subtotals : $32.47 $0.00 $0.00 $0.00 $0.00 $30.11 <br />Total work team cost/hour : $62.58 <br />MATERIALS COST <br /> Description Unit Unit Cost Quantity Total Cost <br />Blasting agent : Bulk ANFO nom. density pound $0.221 403.49 $89.17 <br />Primers or boosters : none required NA $0.000 100.00 $0.00 <br />Blasting caps : none required NA $0.000 100.00 $0.00 <br />Det. cord, fuse or wire : none required NA $0.000 1,569.33 $0.00 <br />Delays : none required NA $0.000 110.00 $0.00 <br />Miscellaneous : none required NA $0.00 0.00 $0.00 <br />Drill bits * : bit life = 600.0 linear feet $126.00 1.48 $186.20 <br />bit life unit = linear foot, bit cost unit = each (per bit) Total materials cost : $275.37 <br />DRILLING AND EXPLOSIVES PREPARATION TIME <br /> Job Condition Correction Factors - Site altitude : 6,070 feet <br /> Altitude adjustment : 0.95 (DMG est.) <br />Total drilling length : 887 -linear feet Job efficiency factor : 0.67 (Ch. Exc. HB) <br />Unadjusted drilling rate : 33.00 feet/hour Adjusted drilling rate : 21.00 feet/hour <br />Drilling time : 42.21 hours Explosives prep. time : 17.44 hours <br />JOB TIME AND COST Total job time : 59.65 hours <br />Total unit cost : $3.096 per cu. yd. Total job cost : $2,171