2786 ARTICLE 89.

needs propping, he shall prop the same, and shall not commence or resume
work until it is made safe. Such miner shall be very careful to keep his
working place in a safe condition at all times.

1922, ch. 307, see. 70.

71. Such miner shall immediately cease work if at any time he finds
his place has become dangerous from any cause or condition beyond his
power to remedy. Upon leaving such place, he shall place some plain
danger signal at the entrance thereto, to warn other persons from entering;
and shall immediately notify the mine foreman; and he shall not return
thereto until notified by the mine foreman that the danger has been re-
moved.

1922, ch. 307, sec. 71.

72. It shall be the duty of each employee at any such mine to notify
the mine foreman or other official of any unsafe condition, including un-
safe conditions of any working place, haulage road, or traveling way, or of
damage to doors, brattices, or of obstructions to any air passage or failure
in the ventilation which may become known to such employee.

1922, ch. 307, see. 72.

73. Any person who shall intentionally or carelessly injure any safety
lamp, instrument, air course or brattice, or without authority handle, re-
move or damage any fencing, means of signalling, apparatus or machinery,
or shall obstruct or throw open airways, or enter a place in or about any
mine against caution, or carry fire, open lights, matches, pipes or other,
smokers' articles beyond any station beyond which approved safety lamps
are used, or open any door the opening of which is forbidden, or disobey
any order given in carrying out the provisions of this sub-title or regula-
tion pursuant thereto, or do any other act whatsoever, whereby the lives or
health of persons employed or the security of the mine property is en-
dangered, shall be deemed guilty of a misdemeanor.

1922, ch. 307, sec. 73.

74. Such special duties relating to security of lives or property may
be defined and required of each employee in or about such mines by classes
of employment, as the Bureau by regulation may prescribe.

1922, ch. 307, sec. 74.

75. Each workman, when employed, shall have his attention directed
to the general and special rules by the person employing him.

CHAPTER X—Mine Excavations.
1922, ch. 307, sec. 75.

76. The operator of any such mine shall direct and see that proper
breaks-through, for purposes of ventilation, are made between entries or
in room pillars, at such distances apart, not more than thirty-five (35)
yards nor less than sixteen (16) yards, as the district mine inspector by
written safety order may require.