49 CFR 230.73
§ 230.73 Air gauges.
United States · 49 CFR — Transportation · Status: effective
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- Citation
- 49 CFR 230.73, § 230.73 Air gauges, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/258685
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Full text
(a) Location. Air gauges shall be so located that they may be conveniently read by the engineer from his or her usual position in the cab. No air gauge may be more than 3 psi in error.
(b) Frequency of testing. Air gauges shall be tested prior to reapplication following removal, as well as during the 92 service day inspection and whenever any irregularity is reported.
(c) Method of testing. Air gauges shall be tested using an accurate test gauge or dead weight tester designed for this purpose.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.