AB Rules of the Road & Maritime Regulations 2

Question 1

Under the COLREGS, what is the minimum sound signal a vessel underway in restricted visibility must make every two minutes?

Accepted Answer

One prolonged blast

Answer

Rule 35 requires a power-driven vessel making way in restricted visibility to sound one prolonged blast at intervals of not more than two minutes.

Question 2

Which vessel is considered 'restricted in her ability to maneuver' under the COLREGS?

Accepted Answer

A vessel laying an underwater cable

Answer

A vessel engaged in laying or picking up a navigational mark, cable, or pipeline is restricted in her ability to maneuver under Rule 3(g).

Question 3

A vessel displaying two black balls in a vertical line is indicating what condition?

Accepted Answer

Vessel not under command

Answer

Rule 27 specifies that a vessel not under command displays two black balls in a vertical line where they can best be seen.

Question 4

When two power-driven vessels are in a crossing situation, which vessel must give way?

Accepted Answer

The vessel on the port side of the other

Answer

Rule 15 states the vessel that has the other on her own starboard side shall keep out of the way; conversely, the vessel on the port side of the other gives way.

Question 5

What action must the stand-on vessel take when it becomes apparent that the give-way vessel is not taking appropriate action?

Accepted Answer

Take action to avoid collision by her maneuver alone

Answer

Rule 17(b) states that when a collision cannot be avoided by the give-way vessel alone, the stand-on vessel shall take action to avoid collision.

(AB) Able Seaman Exam Practice Test

(AB) Able Seaman Exam Practice Test

AB Rules of the Road & Maritime Regulations 2