Steeply inclined raises

Except where approved raise driving equipment is used, every raise inclined at more than 50 degrees from the horizontal and being driven more than 16 meters (50 feet) slope distance shallTwo compartment (a) be divided into at least two compartments, one of which shall be maintained as a ladderway and equipped with suitable ladders maintained to within 12 meters (40 feet) of the face as it is being driven; and Waste pass in a (b) if the second compartment is used to hold material excavated from the face, it shall either be kept full, or suitable protection shall be provided to prevent a person from falling into this compartment. 103