Laserfiche WebLink
Surface Blasting Work cont'd Task # : 022 sheet 2 of 2 <br />BLASTING MATERIALS QUANTITIES QUANTITY UNIT <br />Total quantity of stemming required 15.50 cubic yards <br />Total quantity of explosives required 95,108 pounds <br />Total quantity of det. cord/fuse/wire required 13,649 lin. feet <br />Quantity of blasting caps used per blasthole 2 cap(s) <br />Total quantity of blasting caps required 864 caps <br />Quantity of primers used per blasthole 1 rimer(s) <br />Total quantity of primers required 432 rimers <br />Quantity of delays used per blasthole 3 delay(s) <br />Total quantity of delays required 1300 delays <br />HOURLY EQUIPMENT COST <br />Shift basis : 1 per day Data source : (CRG data) <br />Description <br />Drilling equipment - Drill : REEDRILL SK35, 9.0 in. <br />-Drill pad preparation :Cat D10R - 10SU (2005) <br />Misc. drilling support equipment: NA <br />Misc. explosives support equipment :NA <br />Explosives delivery/prep. - Bulk truck : Fuel Tanker, 6x4, 210 HP <br />- Cap truck : Light 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 : drilling dozer NA NA misctruk misctruk <br />Utilization -machine+att. no. 1 : 100 100 NA NA 50 50 <br />-ripper or attachment no. 2 : NA NA NA NA NA NA <br />Equipment ownership $/hr : $50.38 $76.61 NA NA $10.90 $3.40 <br />Machine+att. 1 operating $/hr : $115.96 $128.30 NA NA $15.14 $3.61 <br />Ripper or att. 2 operating $/hr : $0.00 $0.00 NA NA $0.00 $0.00 <br />Operator+additional labor $/hr : $25.58 $38.54 NA NA $38.70 $19.49 <br />Unit subtotals : $191.92 $243.45 $0.00 $0.00 $64.74 $26.50 <br />Number of units : 1 1 0 0 1 1 <br />Group subtotals : $191.92 $243.45 $0.00 $0.00 $64.74 $26.50 <br />Total work team cost/hour : $526.61 <br />MATERIALS COST <br /> Description Unit Unit Cost Quantity Total Cost <br />Blasting agent : Bulk ANFO nom. density pound $0.221 95,107.72 $21,018.81 <br />Primers or boosters : Cast primer, 2.0 lb each $6.835 432.00 $2,952.72 <br />Blasting caps: Non-electric cap, delay each $3.300 864.00 $2,851.20 <br />Det. cord, fuse or wire : Detaline Detacord, 2.4 gr. linearfoot $0.132 13,648.80 $1,801.64 <br />Delays: MS connectors each $4.648 1,300.00 $6,042.40 <br />Miscellaneous: none required NA $0.00 0.00 $0.00 <br />Drill bits * : bit life = 1,750.0 linear feet $2,279.00 2.86 $6,516.64 <br />' bit life unit = linear foot, bit cost unit = each (per bit) Total materials cost : $41,183.41 <br /> <br />DRILLING AND EXPLOSIVES PREPARATION TIME <br /> Job Condition Correction Factors - Site altitude : 7,100 feet <br /> Altitude adjustment : 0.95 (DMG est.) <br />Total drilling length : 5,004 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 : 95.87 hours Explosives prep. time : 76.31 hours <br /> <br />JOB TIME AND COST Total job time : 172.19 hours <br />Total unit cost : $2.032 per cu. yd. Total job cost : $89,887 <br />