When cross bars are set by the miners they shall be furnished in the required lengths.
225 ILCS 705/5.13
He shall provide a sufficient number of props, caps, and timbers, when needed, delivered on the miners' cars at the usual place, in suitable lengths and dimensions for the securing of the roof by the miners
Laws 1953, p. 701.
Official source: Illinois General Assembly. Reproduced from public-domain Illinois statutes; confirm against the official source for the current text. Not legal advice.