30 C.F.R. § 57.11052 – Refuge areas. | MidpageRefuge areas shall be—
- (a) Of fire-resistant construction, preferably in untimbered areas of the mine;
- (b) Large enough to accommodate readily the normal number of persons in the particular area of the mine;
- (c) Constructed so they can be made gastight; and
- (d) Provided with compressed air lines, waterlines, suitable handtools, and stopping materials.