(225 ILCS 705/19.01) (from Ch. 96 1/2, par. 1901)
    Sec. 19.01. Every coal mine in this State, whether worked by shaft, slope or drift, shall be provided and maintained, in addition to the hoisting shaft or other place of delivery, with an escapement shaft or opening to the surface; or an underground communicating passageway with a contiguous mine, so that there shall be at least two distinct and available means of egress to all persons employed in coal mines.
(Source: Laws 1953, p. 701.)