NASBLA Navigation Rules & Right of Way 3

Question 1

What is required of a give-way vessel under the Navigation Rules?

Accepted Answer

Take early and substantial action to keep well clear

Answer

Merely slow down and wait for the stand-on vessel to pass

Answer

Sound one short blast and maintain course

Answer

Come to a complete stop until the other vessel passes

Question 2

What action may a stand-on vessel take if it becomes apparent that the give-way vessel is not taking appropriate action?

Accepted Answer

Take action to avoid collision by its own maneuver alone

Answer

Sound five or more short blasts only and maintain course

Answer

Come to a complete stop and anchor

Answer

Radio the give-way vessel and wait for a response

Question 3

Two short blasts on a vessel's whistle in a meeting or crossing situation signal what intended maneuver?

Accepted Answer

I am altering my course to port

Answer

I am altering my course to starboard

Answer

My engines are going astern

Answer

I intend to pass port-to-port

Question 4

Under Rule 2 (Responsibility), what principle allows a mariner to depart from the Navigation Rules?

Accepted Answer

To avoid immediate danger when following a rule would create a greater hazard

Answer

When the vessel is in home waters it knows well

Answer

When proceeding at low speed in daylight

Answer

Only when authorized by a boating law administrator

Question 5

What is the purpose of a danger signal under Rule 34(d)?

Accepted Answer

To indicate doubt or failure to understand the other vessel's intentions or actions

Answer

To signal engine failure

Answer

To request a pilot

Answer

To warn of a submerged obstruction

Question 6

Under COLREGS, what is the definition of a 'vessel restricted in its ability to maneuver'?

Accepted Answer

A vessel which from the nature of her work is unable to maneuver as required by the rules, such as one engaged in dredging, surveying, or underwater operations

Answer

Any vessel with engine trouble

Answer

A vessel towing another vessel

Answer

A vessel navigating in a narrow channel

Question 7

What does the Navigation Rule regarding 'safe speed' require of all vessels at all times?

Accepted Answer

Every vessel shall at all times proceed at a safe speed so that she can take proper and effective action to avoid collision and be stopped within a distance appropriate to the prevailing circumstances

Answer

Vessels must not exceed 5 knots in harbors

Answer

Safe speed is defined as no-wake speed within 300 feet of shore

Answer

Vessels must match the speed of surrounding traffic