Temporary safety props, jacks, roof bolts, or cross bars shall be set close to the face whenever necessary to make the roof safe.
225 ILCS 705/30.02
At or near working faces, each operator shall provide props, roof bolts, caps, or other timbers for the proper securing of all working places
Laws 1957, p. 2413.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.