Any new escapement shaft constructed or opened for operation after the effective date of this chapter, shall be equipped with a substantial hoist or stairway. Such stairway shall be constructed at an angle not greater than forty-five degrees, and shall be provided with handrails and platform or landing at each turn of stairway.
Mo. Rev. Stat. § 293.140
Escapement shafts, how equipped
Effective: 28 Aug 1959, 2 histories; (L. 1959 S.B. 188 § 15)
Official source: Missouri Revisor of Statutes. Reproduced from public-domain Missouri statutes; confirm against the official source for the current text. Not legal advice.