49 CFR 192.749
§ 192.749 Vault maintenance.
United States · 49 CFR — Transportation · Status: effective
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- Citation
- 49 CFR 192.749, § 192.749 Vault maintenance, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/257246
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Full text
(a) Each vault housing pressure regulating and pressure limiting equipment, and having a volumetric internal content of 200 cubic feet (5.66 cubic meters) or more, must be inspected at intervals not exceeding 15 months, but at least once each calendar year, to determine that it is in good physical condition and adequately ventilated.
(b) If gas is found in the vault, the equipment in the vault must be inspected for leaks, and any leaks found must be repaired.
(c) The ventilating equipment must also be inspected to determine that it is functioning properly.
(d) Each vault cover must be inspected to assure that it does not present a hazard to public safety.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.