USCG Navigation Rules and Regulations 2

Question 1

A vessel is considered to be 'not under command' when she is?

Accepted Answer

Unable to maneuver as required by the rules due to exceptional circumstances

Answer

COLREGS Rule 3 defines a vessel not under command as one that through exceptional circumstances is unable to maneuver as required and cannot keep out of the way of another vessel.

Question 2

What lights must a vessel restricted in her ability to maneuver display?

Accepted Answer

Red, white, red lights in a vertical line

Answer

COLREGS Rule 27 requires a vessel restricted in her ability to maneuver to show three all-round lights — red over white over red — in a vertical line.

Question 3

Under the Navigation Rules, a 'give-way vessel' is required to?

Accepted Answer

Take early and substantial action to keep well clear

Answer

COLREGS Rule 16 requires the give-way vessel to take early and substantial action to keep well clear of the stand-on vessel.

Question 4

What does a vessel display two cones apex-to-apex to indicate?

Accepted Answer

Vessel engaged in fishing

Answer

COLREGS Rule 26 requires a vessel engaged in fishing to display two cones with apexes together (diamond shape) when not at anchor.

Question 5

When is a vessel considered to be 'underway' for purposes of the Navigation Rules?

Accepted Answer

When not at anchor, made fast to shore, or aground

Answer

COLREGS Rule 3 defines underway as not at anchor, made fast to shore, or aground — the vessel need not be moving.

USCG - United States Coast Guard Practice Test

USCG - United States Coast Guard Practice Test

USCG Navigation Rules and Regulations 2