PART XXIX UNDERGROUND OPERATIONS — Escape exits from underground
565
Except during the initial exploration and development stages of an underground place of employment, an employer at an underground place of employment shall provide and maintain at all times 2 independent means of exit from the underground workings to the surface, which shall be
565(a)
at a distance of more than 30 metres from one another;
565(b)
isolated underground one from the other by fire doors that meet the requirements of subsection 569 (2);
565(c)
of sufficient size to afford passage for mine rescue crews wearing self-contained breathing apparatus;
565(d)
provided with ladders from the deepest workings to the surface;
565(e)
marked on all levels by conspicuous signs with arrows pointing toward and marking the exits in a manner to expedite evacuation of the underground place of employment; and
565(f)
covered by a structure constructed of material with at least a one hour fire-resistance rating.
Not legal advice. Verify the cited article against the signed agreement.