Sec. 31.08. Doors, curtains or brattices shall be placed at such places as may be designated by the mine manager, subject to the approval of the State Mine Inspector, to co.
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/il/chapter-225/act-705/31-08A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
Sec. 31.08. Doors, curtains or brattices shall be placed at such places as may be designated by the mine manager, subject to the approval of the State Mine Inspector, to conduct into the working places an amount of air sufficient to render the working places reasonably free from deleterious air of every kind.