---
kind: "section"
citation: "30 C.F.R. § 57.4360"
title: "30"
number: "57.4360"
heading: "Underground alarm systems."
url: "https://uscodex.org/cfr/30/57.4360"
---

# §57.4360. Underground alarm systems.

- (a) Fire alarm systems capable of promptly warning every person underground, except as provided in [paragraph (b)](#b), shall be provided and maintained in operating condition.
- (b) If persons are assigned to work areas beyond the warning capabilities of the system, provisions shall be made to alert them in a manner to provide for their safe evacuation in the event of a fire.

## Notes

### Authority

Authority: Sec. 101, Federal Mine Safety and Health Act of 1977, Pub. L. 91-173 as amended by Pub. L. 95-164, 91 Stat. 1291 (30 U.S.C. 811).

### Authority

Authority: 30 U.S.C. 811.

### Source

Source: 50 FR 4082, Jan. 29, 1985, unless otherwise noted.