49 CFR 176.120
§ 176.120 Lightning protection.
United States · 49 CFR — Transportation · Status: effective
Cite this
- Citation
- 49 CFR 176.120, § 176.120 Lightning protection, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/256302
- Permanent ID
ys:prov:256302@1- SHA-256
ae9b4997d079bcc1bb9a408ca6d2f6dd1a2fefe22ce51b46ebe2cfaf8e584572
The hash is SHA-256 of this version's text, with every run of whitespace collapsed to a single space and the ends trimmed. The ID always leads back here, and checking it says whether the text you cited is still the current version.
Full text
A lightning conductor grounded to the sea must be provided on any mast or similar structure on a vessel on which Class 1 (explosive) materials are stowed unless effective electrical bonding is provided between the sea and the mast or structure from its extremity and throughout to the main body of the hull structure. (Steel masts in ships of all welded construction comply with this requirement).
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.