(225 ILCS 705/15.06) (from Ch. 96 1/2, par. 1506)
Sec. 15.06. Blow-down valves or filling valves shall be located around a corner of the coal pillar except where portable compressor machines are used for breaking down coal.
(Source: Laws 1953, p. 701.)
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Last modified: February 18, 2015