---
kind: "section"
citation: "49 C.F.R. § 229.107"
title: "49"
number: "229.107"
heading: "Pressure gauge."
url: "https://uscodex.org/cfr/49/229.107"
---

# §229.107. Pressure gauge.

- (a) Each steam generator shall have an illuminated steam gauge that correctly indicates the pressure. The steam pressure gauge shall be graduated to not less than one and one-half times the allowed working pressure of the steam generator.
- (b) Each steam pressure gauge on a steam generator shall have a siphon that prevents steam from entering the gauge. The pipe connection shall directly enter the separator and shall be steam tight between the separator and the gauge.

## Notes

### Authority

Authority: 49 U.S.C. 20103, 20107, 20133, 20137-38, 20143, 20168, 20701-03, 21301-02, 21304; 28 U.S.C. 2461 note; and 49 CFR 1.89.

### Source

Source: 45 FR 21109, Mar. 31, 1980, unless otherwise noted.