Table 7. — Belogging -production data: actual work day vs. 8-hour day 



Item : Danby Ridge : Lee Creek 



Number of pieces 



307 



471 



Number of" days 



c 



D 



9 



Number of pieces per day 



61 



235 



Number of pieces per 8-hr day 



104 



259 





17.0 



23.1 



A if d "V o rro cm oil nn n H i o m o +■ oi* ~\ t\ r* t~\ 



o . o 



A 1 



• -L 





3520 



1980 





70/1 



QQD 



j zf U 





1220 



1095 



Number of turns 



127 



76 



Number of turns per day 



25.4 



38 



Number of turns per 8-hr day 



44 



42 





3.8 



6.6 





6.6 



7.2 





0.8 



0.7 



Non- production time per 8-hr day.. hours.. 



1.4 



0.8 



Tab 1 e 8 . — Re logging production : 



average times and distances by turn 



Parameter : 



Danby Ridge 



: Lee Creek 



Production elements: 







Time out.. (all times in minutes).. 



0.9 



1.6 



Hook time 



2.3 



3.9 



Bunch time 



1.8 



1.0 



Time in 



0.9 



1.1 



Unhook time 



1.1 



1.0 



Landing time 



0.9 



1.0 



Round-trip time 



7.9 



9.6 



Misc. production time 



1.1 



0.6 



Non-production elements: 







Personnel not working 



0.4 



1.1 



Machine down time 



1.5 



0.1 





70 



204 



Number of pieces 



2.4 



6.2 





27.72 



26.09 



13 



