Motion Study
A Method for Increasing the Efficiency of the Workman
Forfatter: Frank B. Gilbreth
År: 1911
Forlag: D. Van Nostrand Company
Sted: New York
Sider: 116
UDK: 658.54 Gil Gl.
DOI: 10.48563/dtu-0000026
With an Introduction by Robert Thurston Kent Editor of "Industrial Engineering".
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VARIABLES OF THE MOTION 71
The relative cost of motions of higher and lower grades
of labor must also be considered.
It is obvious that, other things being equal, it is cheaper
to have a low-priced man instead of a high-priced man
make the same motion; but only the most careful study
can determine all of the motions that could be taken from
the high-priced man and allotted to one or more grades of
lower-priced men. This can never be wholly or properly
accomplished until our present trades, with their inher-
ited conditions and traditions, have been reclassified to
meet modern conditions.
In some trades it is very difficult to effect such division
of work, as unions are opposed to having anything relating
to skilled work done by laborers.
Examples. — i. In the most highly unionized districts
carpenters only are allowed to unload the rough lumber
from the cars, and none but carpenters are allowed to
transport, lift, and erect, as well as to fabricate it.
2. In bricklaying the case is slightly different. The
work of transporting the brick to the place where they are
to be laid has always been done by tenders and laborers.
The bricklayer never wheels or carries brick. This is a
tradition long handed down. Yet he is most jealous that
no part of his own work shall be done by a tender or
a laborer.
During the time that brick construction was practically
without competitors in its field, the bricklayer could insist
on his ancient privileges and prosper.