46 CFR 153.404

§ 153.404 Standards for containment systems having required closed gauges.

United States · 46 CFR — Shipping · Status: effective

Cite this

Citation: 46 CFR 153.404, § 153.404 Standards for containment systems having required closed gauges, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/228689
Permanent ID: ys:prov:228689@1
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Full text

When Table 1 requires a cargo's containment system to have a closed gauge, the containment system must have the following: (a) A permanently installed closed gauging system. (b) A vapor return connection. (c) The high level alarm described in § 153.409. (d) Either a closed cargo sampling system or a cargo sampling arrangement allowing the retrieval of a sample through an orifice not exceeding: (1) 0.635 cm (approx. 0.25 in.) diameter when the cargo's vapor pressure is 28 kPa gauge (approx. 4 psig) or less; or (2) 0.140 cm (approx. 0.055 in.) diameter when the cargo's vapor pressure exceeds 28 kPa (approx. 4 psig).

Legislative history

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