USCG Exam PracticeAir conditioning, ventilation, and compressed air
Which of the following statements correctly describes the regulatory scope of 46 CFR Subpart 58.20 regarding fixed refrigeration systems?
- A. It applies to all refrigeration equipment aboard vessels, including small self-contained units
- B. It applies only to cargo refrigeration systems and does not cover air conditioning
- ✓ It applies to fixed refrigeration systems for air conditioning, refrigerated spaces, cargo spaces, and reliquefaction, but not to small self-contained unitsCorrect
- D. It applies only to vessels engaged in the carriage of refrigerated cargo on international voyages
Why C is correct
46 CFR §58.20-1(a) and (b) define the scope: the subpart applies to fixed refrigeration systems for air conditioning, refrigerated spaces, cargo spaces, and reliquefaction of low-temperature cargo, but explicitly excludes small self-contained units. There is no limitation to cargo-only or international voyages in the cited text.
Cited:46 CFR §58.20-1