Laserfiche WebLink
Surface Blasting Work cont'd Task #: 002 sheet 2 of 2 <br />T <br />BLASTING MATERIALS QUANTITIES QUANTITY UNIT <br />Total quantity of stemming required 31.97 cubic yards <br />Total quantity of explosives required 4,830 pounds <br />Total quantity of det. cord/fuse/wire required 4,892 in. feet <br />Quantity of blasting caps used per blasthole 1 cap(s) <br />Total quantity of blasting caps required 108 caps <br />Quantity of primers used per blasthole 1 primer(s) <br />Total quantity of primers required 108 rimers <br />Quantity of delays used per blasthole 1 delay(s) <br />Total quantity of delays required 109 delays <br />HOURLY EQUIPMENT COST Shift basis : 1 per day Data source : (CRG data) <br />Drilling equipment - Drill :IREEDRILL 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 />- CaD 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 : $57.96 NA NA NA NA NA <br />Machine+att. 1 operating $/hr : $120.95 NA NA NA NA NA <br />Ripper or att. 2 operating $/hr : $4.80 NA NA NA NA NA <br />Operator+additional labor $/hr : $44.84 NA NA NA NA NA <br />Unit subtotals : $228.54 $0.00 $0.00 $0.00 $0.00 $0.00 <br />Number of units : 1 0 0 0 0 0 <br />Group subtotals : $228.54 $0.00 $0.00 $0.00 $0.00 $0.00 <br />Total work team cost/hour : $228.54 <br />MATERIALS COST <br /> Description Unit Unit Cost Quantity Total Cost <br />Blasting agent : Bulk ANFO nom. density pound $0.221 4,830.00 $1,067.43 <br />Primers or boosters : Cast primer, 0.3 lb each $2.728 108.00 $294.62 <br />Blasting caps : Non-electric cap, inst each $3.647 108.00 $393.88 <br />Det. cord, fuse or wire : etonating cord, 10 grAft. linear foot $0.112 4,891.70 $547.87 <br />Delays : S connectors each $4.648 109.00 $506.63 <br />Miscellaneous. Stemming, 1.5 in. gravel cu. yd. $29.06 31.97 $929.10 <br />Drill bits' : bit life = 1,750.0 linear feet $2,279.00 1.23 $2,812.94 <br />' oil ine unK iinear toot, oil cost unit = eacn (per bit) <br />- ------ _ --- Total materials cost : $5,552.47 <br /> <br />DRILLING AND EXPLOSIVES PREPARATION TIME f i <br /> Job Condition Correction Factors - Site altitude : 8,000 feet <br /> Altitude adjustment : 0.90 (DMG est.) <br />Total drilling length : 2,160 linear feet Job efficiency factor : 0.67 (Ch. Exc. 14B) <br />Unadjusted drilling rate : 82.00 feeUhour Adjusted drilling rate : 49.45 feet/hour <br />Drilling time : 43.68 hours Explosives prep. time : 19.84 hours <br /> <br />JOB TIME AND COST Total job time: 63.52 hours <br />Total unit cost : $1.969 per cu. yd. Total job cost : $16,536 <br />