GroundRules
33 CFR 83.32: Definitions (Rule 32).
Where this section sits in the code
- Title 33—Navigation and Navigable Waters
- CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
- SUBCHAPTER E—INLAND NAVIGATION RULES
- PART 83—NAVIGATION RULES
- Subpart D—Sound and Light Signals
(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.
Collected 2026-08-27T02:25:35Z. Source file · JSON