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USCG Exam Practice · Danger bearings and danger circles

Under 33 CFR §83.19, a vessel in restricted visibility hears a fog signal apparently forward of her beam and cannot determine whether risk of collision exists. What action is required?

  1. AAlter course to starboard and maintain speed
  2. BSound the danger signal and maintain course and speed
  3. CReduce speed to the minimum at which she can be kept on course and navigate with extreme caution✓ correct
  4. DIncrease speed to clear the area as quickly as possible

Why C is correct

33 CFR §83.19(e) requires that except where it has been determined that risk of collision does not exist, a vessel hearing a fog signal apparently forward of her beam shall reduce speed to the minimum at which she can be kept on course, take all way off if necessary, and navigate with extreme caution until danger of collision is over.

Cited:33 CFR §83.19

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Under 33 CFR §83.19, a vessel in restricted visibility hears a fog… — USCG Exam Practice · CaptainsGround