Rules of the Road & Maritime Regulations Flashcards

What does a vessel display when she is constrained by her draft?

Answer: Three red lights in a vertical line

Rule 28 states a vessel constrained by her draft may exhibit three all-around red lights in a vertical line in addition to her normal running lights.

In a narrow channel, a vessel proceeding along the channel must keep to which side?

Answer: The starboard side of the channel

Rule 9 requires a vessel proceeding along the course of a narrow channel to keep as near to the outer limit of the channel on her starboard side as is safe and practicable.

What signal must a vessel sound before making a bend where other vessels may be obscured?

Answer: One prolonged blast

Rule 9(f) requires a vessel nearing a bend where another vessel may be obscured to sound one prolonged blast as a warning signal.

A white light visible all around at a range of two miles is displayed by which type of vessel?

Answer: A vessel under 12 meters at anchor

Rule 30 permits a vessel under 12 meters at anchor to show a single all-around white light instead of the forward and after anchor lights.

Which vessel has right of way over all others in a traffic separation scheme?

Answer: A vessel not under command

Under Rule 18, a vessel not under command is exempt from the give-way hierarchy and other vessels must keep clear of her.

When overtaking another vessel in a narrow channel, what signal is given to indicate overtaking on the other vessel's starboard side?

Answer: Two prolonged blasts followed by one short blast

Rule 9(e) specifies two prolonged blasts followed by one short blast to indicate the intention to overtake on the other vessel's starboard side.

Under Rule 10, vessels using traffic separation schemes shall NOT cross a separation zone except in what circumstance?

Answer: In an emergency to avoid immediate danger

Rule 10(c) states a vessel shall not enter a separation zone except in cases of emergency or to avoid immediate danger.