(225 ILCS 705/30.04) (from Ch. 96 1/2, par. 3004)
    Sec. 30.04. Every employee exposed to hazards from falls of coal or rock shall examine the roof, rib, and face before starting work in a working place, unless such place has been examined by competent and experienced personnel just prior to his commencing work in such place.
(Source: Laws 1953, p. 701.)