(a) Each operator of an underground coal mine shall maintain a supply of first-aid equipment at each of the following locations:
- (1) At the mine dispatcher’s office and on the surface in close proximity to the mine entry.
- (2) At the bottom of each regularly traveled slope or shaft; however, where the bottom of such slope or shaft is not more than one thousand feet from the surface, such first-aid supplies may be maintained on the surface at the entrance of the mine.
- (3) At a point in each working section not more than five hundred feet outby the active working face or faces.