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49 CFR 230.51

§ 230.51 Number and location.

United States · 49 CFR — Transportation · Status: effective

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49 CFR 230.51, § 230.51 Number and location, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/258662
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Every boiler shall be equipped with at least two water glasses. The lowest reading of the water glasses shall not be less than 3 inches above the highest part of the crown sheet. If gauge cocks are used, the reading of the lowest gauge cock shall not be less than 3 inches above the highest part of the crown sheet.

Legislative history

This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.