Navigation Rules Quiz

You are on a vessel that cannot comply with the spacing requirements for a masthead light due to the nature of the vessel’s function. What is required in this situation?

• The vessel must carry only the light that complies with the rules; the others may be omitted.

• The vessel’s lights must comply as closely as possible, as determined by her government.

• The vessel must be altered to permit full compliance with the rules.

• An all-around light should be substituted for the aft masthead light and the stern light.

Which of the following would be a ‘special circumstance’ under the Rules?

• Vessel at anchor

• More than two vessels meeting

• Speed in fog

• Two vessels crossing

There is provision to depart from the Rules, if necessary, to avoid:

• A close-quarters situation

• An overtaking situation

• Immediate danger

• Any of the above

The word ‘vessel’ in the Rules includes:

• A barge permanently affixed to the shore

• Non-displacement craft

• A drilling unit attached to the outer continental shelf

• All of the above

As defined in the Rules, the term ‘vessel’ would include:

• A non-self-propelled raft

• A seaplane

• A hovercraft

• All of the above

A vessel is being propelled both by sail and by engines. Under the Rules, the vessel is:

• Considered a special circumstance vessel

• Not covered under any category

• Considered a sail vessel

• Considered a power-driven vessel

A vessel is ‘engaged in fishing’ when:

• Her gear extends more than 100 meters from the vessel

• She is using any type of gear, other than lines

• She is using fishing apparatus which restricts her maneuverability

• She has fishing gear on board

The Navigation Rules define a ‘vessel not under command’ as a vessel which:

• From the nature of her work is unable to keep out of the way of another vessel

• Through some exceptional circumstance is unable to maneuver as required by the Rules

• By taking action contrary to the Rules has created a special circumstance situation

• Vessel with no captain onboard

A vessel ‘restricted in her ability to maneuver’ is one which:

• From the nature of her work is unable to maneuver as required by these Rules

• Through some exceptional circumstance is unable to maneuver as required by the Rules

• Due to adverse weather conditions is unable to maneuver as required by these Rules

• Has lost steering and is unable to maneuver

Which vessel is ‘underway’ according to the Rules?

• A vessel made fast to a single-point mooring buoy

• A purse seiner hauling her nets

• A pilot vessel at anchor

• A vessel which has run aground