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Colorodo Division of Minerals and Geology <br />ESTIMATING FORM - SURFACE BLASTING WRK <br />_________ _____________________________ <br />Task #: a5 Prep. by: ESC Task Filename = 0008-5 <br />Date: 28-NOV-95 Permit #:C-81-008 Mine: Neu Xorizon #2 Mine <br />Permit Action: Midterm Revi eu 1995 <br />Task Description: Hi9hwall Reduction <br />i <br />HGURLY EDUIPMENT COST <br />_____________________ <br />Description - DriLL..... ....: DRILTECH Model D50K, 9"dia., 490 hp, Diesel, Crawl er Mtd. <br />- Drill Pad Prep: CAT D7H SERIES II Dozer with SU Blade and 3 shank ripper <br />- Bulk Truck....: b by 4, 3,600 gal. C apy., 210 hp, Di esef, ANF O Mix/Apply <br />- Cap Truck....: On-Hwy, lt. duty, ga soline, 1 ton, cony. cab, 4'4, 180 hp <br />Sh i f t bas i s- 1 /daY -__-_- _______~ --___ __^___-_ _-___._-___ <br />-- Drill Dozer Bulk Truck Cap Truck <br />Eqp. Utilization X = 100.OOX t00.00X 100.OOX 100.OOX <br />Cost Breakdown - Ownership Cos[/hr - 584.73 538.52 26.95 52.24 <br />Operating Cost/hr ' = 2109.47 242.43 218.53 26.65 <br />Operator Cost/hr = 522.95 522.95 521.24 117.71 <br />Assistant Cost/hr - 222.06 20.00 50.00 277.71 <br />' Base rate (shown) times Total = 2239,21 5103.90 246.72 244.31 <br />utilization X = adJ. open. ---- - ------ --- _- <br />cosi/hr in total TDTAL XWRLY EQUIP. 8 LABOR COST = /2434.74 <br />MATERIALS COSTS <br />_______________ Type{Description Unit <br />Blasting Agent #1 - AN FO lb. <br />Blasting Agent #2 - <br />Prlmers - <br />Caps - <br />Cord/Fuse - <br />Unit Cost Quantity Total Cost <br />50.18 -- 10,000.00 21,800.00- <br />Drill bits - bit life: hr ea. <br />TOTAL MATERIALS COST = 21,800.00 <br />JOB TIME <br />Q _______= Total drilling length = 800 linear feet <br />~~ l3 ~"x `~~~ 2~) S Unadjusted drilling rate = 230 fee[/minute <br />>~r ~ - <br />Job Condition Correction Fac(ors - Site Altitude $,700 feet <br />------------------------------- -Altitude Adl- : 1.00 .multiplier <br />- Job Efficiency: 1.23 j~ultiplier <br />_____________1~.\ <br />Adjusted drilling rate = ~.4> 1V`3 feet/inirwte Z.3 ~ _ <br />3 i. 23 x/oU <br />Total Job Time = 7.13 hours ' b <br />JOB COST <br />_______= iOTAI JOB COST = - ~ 24,895.42 <br />~~ / <br />~.~7 /T ~ ~/i Li, 7. /.jh YX 4iCF. /:- rl ~,.^-, .v (D, i <br />p...i ' <br />