USCG Exam PracticePlotting with variation and deviation (T-V-M-D-C)
Under 33 CFR §164.80, a towing vessel of less than 1,600 GT is exempt from the voyage-planning requirements when the vessel is used solely for which of the following operations?
- ✓ Harbor-assist operationsCorrect
- B. Any voyage of less than 48 hours duration
- C. Coastal towing within 12 nautical miles of shore
- D. Towing on inland waters only
Why A is correct
33 CFR §164.80(c)(1)(i)(B) specifically exempts towing vessels used solely for harbor-assist from the voyage-planning requirements. Duration of voyage, distance from shore, and inland-waters operation are not the criteria used in the regulation for this exemption.
Cited:33 CFR §164.80