STANDAEDS 227
TABI.E
Brought forward
75. Operator at toilet. Helper
oiling machine
76. Supt. and foreman inspecting
work
77. Start one No. 6202 top in
machine
78. Pass ten No. 6202 tops
through machine for second
time
12 (CONCLTJDED)
61.91 29.53
4.75 4.75
.92 .92
Correct slowness by re-
.33 .18 warding efficiency
4.85 3.04
79. Handle and inspect last
piece from machine on to
truck
80. Handle pieces
81. Truck No. 6202 tops to
elevator
82. Under instruction by foreman
.09
.23
.52
.26
Total
Stop watch.,
[ Standard watch
Efficiency = 53.5 per cent.
73.86 39.39
71.94
Fast feed was used. Operator
failed to feed continuously.
Correct slowness
by rewarding efficiency
.19 Induce operator to cut
.00 out, by rewarding efficiency
.52
.26
Losses of time shown by the above study are due to
the following causes:—
Lack of—
Selected personnel, or of
Instruction—25.47 minutes; 34.5 per cent.
Adapted conditions, 3.06 minutes; 4.2 per cent.
Efficiency reward, 6.3 minutes; 8.5 per cent.
The total standard time plus the losses totals very
slightly more than the actual time, because in a few
cases the elemental standard allowed the men a little
more time than they used.
In the observation of a large number of short times,
as in Table 12, there is considerable chance of error.
Headings of time by the stop watch will be more or
less incorrect, and there is a chance that some readings
may be lost. To make sure that such errors do not
