AFM 91-19 / TM 5-629 / NAVFAC MO-314
24 May 1989
*** Computed on an hourly basis for tractormowers if they
* The figures in parentheses indicate lines of this docu-
are the prime movers of the mowers to and from the work
site. The tractor-drivers' time is included in the 2 hour
** Nonproductive time includes time used in transport to
"nonproductive time" or in-transit time and is therefore not
and from the work site, refueling and greasing equipment,
included again in 4g.
and making repairs and adjustments. This time is subtracted
from the normal 8-hour day to derive "productive operator-
hours per day."