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REV92062
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REV92062
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Entry Properties
Last modified
8/25/2016 3:13:32 AM
Creation date
11/21/2007 11:17:50 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1996083
IBM Index Class Name
Revision
Doc Date
11/17/1999
Doc Name
BOWIE 2 MINE PR3 DOWNHILL CONVEYOR & PRODUCTION INCREASE PN C-96-083
From
JE STOVER & ASSOCIATES
To
DMG
Type & Sequence
PR3
Media Type
D
Archive
No
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<br />TrucklLoatier Team Work cont'd Tasks : 025 sheet 2 of 2 <br />Loadlna Ty!)I Cvela Tlme : Number of loading tool passes required to fill buck :_ 4 _passes <br />Excavators and front shovels machine cycle time vs. job condition rating : NA _ <br />-Selected value within basic rating : NA <br />Track loaders • material descr.:NA <br />-cycle tuna elements (min.) : Load <br />Maneuver: NA <br />Wheel and track loaders -unadjusted basic cycle time (load, maneuver, and dump ) <br />Dump: 0.100 <br />0.575 minutes <br /> Net cycle time adjustment : -0.070 minutes <br /> Adjusted basic cycle time : O.SOti minutes <br />Net load time per truck (bulk of first loader pass completed during truck exchange) : 1.61.5 minutes <br />Truck Cvelo 71me <br />Truck exchange time: 0.60 minutes........ <br />Adjusted for site altitude : <br />0.6C <br />minutes <br />Truck load time: 1.675 minutes........ Adjusted for site altitude : 1.67 _minutes <br />Truck maneuver and dump time: 1.00 minutes........ Adjustetl for site altitude : 1.00 _minutes <br />Truck travel (haul 8 return) time: <br />Road condition description :Firm. smooth. rolling, dirt or light surfaced, watered, maintained <br />Haul route <br />Road Haul tlistance Grade I Rolling Total <br />I Speed I Travel time' <br />seg. s leer res. (°o) i res. (°e) resistance (°:) IeeNminute ~ (minutes) <br />1 750 9.00 ~ 3.00 ~ 12.00 710' ~ 1.15 <br />minutes <br />• rm ana'~av spmanu aaivstaa br acnivauoNaxe~erauan Return time " ~ 0.42 minutes <br />vn. rm.n nctucas Llaup aajuaN:aN Total truck cycle Gme ~ J.78 minutes <br />Loading tool unit production : 756.x7 LCY/hour...... Adjusted for jab efficienty : 629.53 LCY/hour <br />Truck unit production : 351.73 LCYlhour...... Adjusted !or jab eHicienty : 291.93 LCY/hour <br />Optimal no. trucks loading tool : 2 trucks........... Selected no. trucksloader : 2 VUCks <br /> Adjusted houdy truck team production : _ <br />583 8i LCY/hr <br /> Adjusted houdy single trucWloader team prducdon : 563.87 LCYlhr <br /> Adjusted houdy multiple [rucWloader team productcn : 583.87 LCYlhr <br />JOB TIME AND COST <br />Fleet srze . 1 Team(s) Total ;ob time : 500.11 Hours <br />Unit cost: 50.567 LCV Total ,cc cost. 5765.551 <br />Cycle Time Factors ,Loading Condition Description , Factor (min.) ~ Source <br />Rehm route : Haul time " : 1.1:i <br />1 ~ 750 I -9.00 3.00 I -6.00 ! 3520 O.a,? <br />I I __ <br />
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