USCG Exam PracticeRule 37 — Distress Signals
A vessel exhibiting a high-intensity white light flashing at regular intervals is signaling distress only if the flash rate falls within which range?
- A. 30 to 50 times per minute
- ✓ 50 to 70 times per minuteCorrect
- C. 60 to 90 times per minute
- D. 70 to 100 times per minute
Why B is correct
33 CFR §87.01(p) specifies that a high-intensity white light flashing at regular intervals from 50 to 70 times per minute is a recognized distress signal. Any rate outside that range does not meet the regulatory standard.
Cited:33 CFR §87.01