ly available means of
egress, shall keep in attendance a competent person at all times
while persons are inside of such mine. (Penalty, Sec. 976.)

Sec. 931. [=Separate traveling ways.=] The owner, lessee or agent of
a mine shall provide and maintain, in safe condition for the purpose
provided, two separate and distinct traveling ways from the interior
workings of the mine, each of which shall be available to not less
than one opening to the surface. One of such traveling ways may be
designated by such owner, lessee or agent as the principal traveling
way. One of such traveling ways may be designated as the escapement
way. The provisions of this section shall not prohibit such owner,
lessee or agent from designating more than one principal traveling
way, or more than one escapement way, so long as the provisions
hereof are complied with.

[=Traveling ways and refuge holes.=] The owner, lessee or agent of a
mine worked by shaft, shall provide and keep free from obstruction,
a traveling or passage way from one side of the shaft bottom to the
other. Slopes and mechanical haulage ways used as traveling ways by
persons employed in a mine shall be made of a sufficient width to
give not less than three feet of space between the rib and adjacent
rail of track to permit persons to pass moving cars with safety. If
found impracticable to make such slopes or mechanical haulage ways
of sufficient width as provided, refuge holes not less than six feet
in width and clearing the adjacent rail of the track not less than
four feet, and not more than sixty feet apart, shall be made on one
side of the slope or mechanical haulage way and whitewashed. The
refuge holes shall be kept free from obstruction, and the roof and
sides made secure. (Sec. 932, 959; Penalty, Sec. 976.)

Sec. 932. [=Detached locomotive from moving train. Traveling way
where locomotive is detached.=] At a mine, or in any part thereof,
where a locomotive is detached from a moving train of cars for the
purpose of dropping such cars past the locomotive, and the haulage
way at such point is designated as the principal traveling way, a
traveling way, not less than three feet wide and separated from the
track by a pillar of coal or substantial fence, shall be provided at
one side of that portion of the track from where the locomotive will
be detached to the switch of the siding. Such traveling way shall be
made on the same side of the track as the refuge holes. In no