33 CFR 83.32
§ 83.32 Definitions (Rule 32).
United States · 33 CFR — Navigation and Navigable Waters · Status: effective
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- Citation
- 33 CFR 83.32, § 83.32 Definitions (Rule 32), United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/149963
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Full text
(a) The word whistle means any sound signaling appliance capable of producing the prescribed blasts and which complies with specifications in Annex III to these Rules (33 CFR part 86).
(b) The term short blast means a blast of about 1 second's duration.
(c) The term prolonged blast means a blast of from 4 to 6 seconds' duration.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.