Shut-off valves shall be installed, after the effective date of this Act, every 1,000 feet in all air lines and, in all branch air lines at a point near the main air lines.
225 ILCS 705/15.04
Shut-off valves shall be installed, after the effective date of this Act, every 1,000 feet in all air lines and, in all branch air lines at a point near the main air lines
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.