USCG Exam Practice · Radar fundamentals and ARPA basics
Under 33 CFR §164.38, a self-propelled vessel of 12,000 gross tons carrying hazardous materials in bulk, operating on the navigable waters of the United States, is required to be equipped with an ARPA. That ARPA must have which alarm capability?
- AAudible alarms only
- BVisual alarms only
- CBoth audible and visual alarms✓ correct
- DEither audible or visual alarms, at the operator's discretion
Why C is correct
33 CFR §164.38(b) specifies that the ARPA must comply with IMO standards and must have both audible and visual alarms. Neither type alone satisfies the regulation.
Cited:33 CFR §164.38
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