(225 ILCS 710/45.31)
(from Ch. 96 1/2, par. 4284)
In every mine where, in the opinion of the inspector of
mines, there is danger of a sudden inburst of water, such additional
raises, drifts, or other workings shall be constructed as are necessary
in the opinion of the inspector, to insure the escape of workers from
the lower workings.
(Source: P.A. 81-992.)