---
kind: "section"
citation: "49 C.F.R. § 192.736"
title: "49"
number: "192.736"
heading: "Compressor stations: Gas detection."
url: "https://uscodex.org/cfr/49/192.736"
---

# §192.736. Compressor stations: Gas detection.

- (a) Not later than September 16, 1996, each compressor building in a compressor station must have a fixed gas detection and alarm system, unless the building is—
  - (1) Constructed so that at least 50 percent of its upright side area is permanently open; or
  - (2) **Located in an unattended field compressor station of 1,000 horsepower (746 kW) or less.**
- (b) Except when shutdown of the system is necessary for maintenance under [paragraph (c)](#c) of this section, each gas detection and alarm system required by this section must—
  - (1) Continuously monitor the compressor building for a concentration of gas in air of not more than 25 percent of the lower explosive limit; and
  - (2) If that concentration of gas is detected, warn persons about to enter the building and persons inside the building of the danger.
- (c) Each gas detection and alarm system required by this section must be maintained to function properly. The maintenance must include performance tests.

## Notes

### Amendments

[58 FR 48464, Sept. 16, 1993, as amended by Amdt. 192-85, 63 FR 37504, July 13, 1998]

### Authority

Authority: 30 U.S.C. 185(w)(3), 49 U.S.C. 5103, 60101 et. seq., and 49 CFR 1.97.

### Source

Source: 35 FR 13257, Aug. 19, 1970, unless otherwise noted.

### Amendments

[58 FR 48464, Sept. 16, 1993, as amended by Amdt. 192-85, 63 FR 37504, July 13, 1998]