Rules of the Road

INLAND ONLY When power-driven vessels are crossing, a signal of one short blast by either vessel means _____. A. "I intend to leave you on my port side" B. "I intend to hold course and speed" C. "I intend to change course to starboard" D. "I request a departure from the Rules"

A. "I intend to leave you on my port side"

Which statement is true concerning two sailing vessels? A. A sailing vessel with the wind forward of the beam on her port side shall keep out of the way of a sailing vessel with the wind forward of the beam on the starboard side. B. When both vessels have the wind on the same side, the vessel to leeward shall keep out of the way C. A sail vessel with the wind aft of the beam must keep out of the way of a vessel sailing into the wind D. None of the above.

A. A sailing vessel with the wind forward of the beam on her port side shall keep out of the way of a sailing vessel with the wind forward of the beam on the starboard side.

You are on watch in fog. Which vessel is "in sight"? A. A vessel that you can see from the bridge B. A radar target of which you have determined the course and speed C. A vessel from which you can hear the fog signal D. All of the above

A. A vessel that you can see from the bridge

When should the fog signal of a manned vessel being towed be sounded? A. After the towing vessel's fog signal B. Before the towing vessel's fog signal C. Approximately one minute after the towing vessel's fog signal D. If the towing vessel is sounding a fog signal, the manned vessel is being towed is not required to sound any fog signal.

A. After the towing vessel's fog signal

INLAND ONLY You are overtaking a vessel in a narrow channel and wish to leave her on your starboard side. You may _____. A. Attempt to contact her on the radiotelephone to arrange for the passage. B. Proceed to overtake her without sounding whistle signals C. Sound five short blasts D. Any of the above

A. Attempt to contact her on the radiotelephone to arrange for the passage.

INLAND ONLY When power driven vessels are in a crossing situation, one short blast by either vessel would mean: A. I intend to leave you on my port side B. I intend to hold course and speed C. I intend to change course to starboard D. I request a departure from the rules

A. I intend to leave you on my port side

A power driven vessel making way through the water sounds a fog signal of ________. A. One prolonged blast at intervals of not more than 2 minutes B. Two prolonged blast at intervals of not more than 2 minutes C. One prolonged blast at intervals of not more than 1 minute D. Two prolonged blast at intervals of not more than 1 minute

A. One prolonged blast at intervals of not more than 2 minutes

INLAND ONLY If you were coming up on another vessel from dead astern and desired to overtake on the other vessel's starboard side, what whistle signal would you sound? A. One short blast B. One prolonged blast C. Two short blasts D. Two prolonged blasts

A. One short blast

A vessel approaching your vessel from 225 degrees relative is in what type of situation? A. Overtaking B. Meeting C. Passing D. Crossing

A. Overtaking

INLAND ONLY A vessel proceeding down the Hudson river and meeting a up-bound vessel shall _____. A. Sound one short blast and leave the other vessel to my port B. Have the right of way. C. Sound two short blast and pass Port to Port. D. Sound three short blast and stop.

A. Sound one short blast and leave the other vessel to my port

BOTH INTERNATIONAL AND INLAND A sailing vessel underway may exhibit _________. A. a red light over a green light at the masthead B. an all-round white light at the bow C. a green light over a red light at the masthead D. two white lights in a vertical line at the stern

A. a red light over a green light at the masthead

Which vessel must exhibit three white masthead lights in a vertical line? A. a vessel whose tow exceeds 200 meters astern B. A vessel being towed C. A vessel not under command, at anchor D. any vessel towing astern

A. a vessel whose tow exceeds 200 meters astern

A vessel is being propelled both by sail and by engines. Under the rules, the vessel is ______. A. considered a power-driven vessel B. not covered under any category C. considered a sail vessel D. considered a "special circumstance" vessel

A. considered a power-driven vessel

Day-shapes must be displayed _____. A. during daylight hours in restricted visibility B. during daylight hours in unrestricted visibility only C. only between 8 AM and 4 PM D. between sunset and sunrise

A. during daylight hours in restricted visibility

A vessel "restricted in her ability to maneuver" is one which _____. A. from the nature of her work is unable to maneuver as required by the rules. B. through some exceptional circumstance is unable to maneuver as required by the rules C. due to adverse weather conditions is unable to maneuver as required by the rules D. has lost steering and is unable to maneuver

A. from the nature of her work is unable to maneuver as required by the rules.

When taking action to avoid collision, you should _______. A. make sure the action is taken in enough time B. not make any large course changes C. not make any large speed changes D. all the above

A. make sure the action is taken in enough time

BOTH INTERNATIONAL AND INLAND What lights are shown by a vessel restricted in her ability to maneuver to indicate that the vessel is making way? A. masthead lights, sidelights and sternlight B. sidelights and sternlight only C. masthead lights and sidelights only D. sidelight only

A. masthead lights, sidelights and sternlight

BOTH INTERNATIONAL AND INLAND If a rowboat underway does not show the lights specified for a sailing vessel underway, it shall show a _______. A. white light shown in sufficient time to prevent collision. B. white light from sunset to sunrise C. combined lantern showing green to starboard and red to port and shown from sunset to sunrise. D. combined lantern showing green to starboard and red to port and shown in sufficient time to prevent collision.

A. white light shown in sufficient time to prevent collision.

The duration of a prolonged blast of the whistle is _________. A. 2 to 4 seconds B. 4 to 6 seconds C. 6 to 8 seconds D. 8 to 10 seconds

B. 4 to 6 seconds

INLAND ONLY You are down-bound on the Hudson river and meeting a up-bound vessel. You as the down-bound vessel shall _____. A. Have the right-of-way over up-bound vessels B. If meeting will result in a CPA of less than one half mile, each vessel shall signal. C. Propose the manner and place of passage D. All of the above

B. If meeting will result in a CPA of less than one half mile, each vessel shall signal.

BOTH INTERNATIONAL AND INLAND While underway in the fog, you hear a signal of one prolonged blast followed by three short blasts. This is the fog signal for a vessel _________. A. Towing B. Manned being towed C. Unmanned being towed D. at anchor

B. Manned being towed

INLAND ONLY Your vessel is proceeding down a channel, and can safely navigate only within the channel. Another vessel is crossing your bow from port to starboard, and you are in doubt as to her intentions. Which statement is true? A. The sounding of the doubt signal is optional. B. The sounding of the doubt signal is mandatory C. You should sound two short blasts D. You should sound one prolonged and two short blasts

B. The sounding of the doubt signal is mandatory

BOTH INTERNATIONAL AND INLAND A power-driven vessel underway in fog making NO way must sound what signal? A. One long blast B. Two prolonged blasts C. One prolonged blast D. One prolonged and two short blasts

B. Two prolonged blasts

INLAND ONLY Vessels engaged in fishing with purse seine gear may exhibit _____. A. Two red lights in a vertical line B. Two yellow lights in a vertical line C. Two white lights in a vertical line D. Two green lights in a vertical line

B. Two yellow lights in a vertical line

BOTH INTERNATIONAL AND INLAND A sailing vessel which is also propelled by machinery shall show during daylight hours a _____. A. black ball B. black cone C. basket D. black diamond

B. black cone

BOTH INTERNATIONAL AND INLAND A vessel trawling will display a _________________. A. white light over a red light B. green light over a white light C. red light over a white light D. white light over a green light

B. green light over a white light

Which situation would be a "special circumstance" under the Rules? A. vessel at anchor B. more than two vessels meeting C. speed in fog D. two vessels crossing

B. more than two vessels meeting

You see a vessel's green sidelight bearing due east from you. The vessel might be heading _____. A. southwest B. northwest C. northeast D. east

B. northwest

You see another vessel approaching, and its compass bearing does not significantly change. This would indicate that _____. A. you are the stand-on vessel B. risk of collision exists C. a special circumstances situation exists D. the other vessel is dead in the water

B. risk of collision exists

A vessel is "in sight" of another vessel when ____. A. she can be observed visually or by radar B. she can be observed visually from the other vessel. C. she can be seen well enough to determine her heading D. her fog signal can be heard

B. she can be observed visually from the other vessel

The NAV RULES define a "Vessel not under command" as a vessel which _______. A. by taking action contrary to the rules has created a special circumstance situation B. through some exceptional circumstance is unable to maneuver as required by the rules C. is moored, aground or anchored in a fairway. D. from the nature of her work is unable to keep out of the way of another vessel

B. through some exceptional circumstance is unable to maneuver as required by the rules

When underway in a channel, you should keep _____. A. to the port side of the channel B. to the starboard side of the channel C. to the side of the channel that has the widest turns D. in the middle of the channel

B. to the starboard side of the channel

Which vessel is "underway" under the Rules of the Road? A. Vessel at anchor with the engine running B. A vessel with a line led to a tree onshore C. A vessel drifting with the engine off D. A vessel aground

C. A vessel drifting with the engine off

All fog signals shall be sounded every two minutes with the exception of a vessel ________. A. Underway or making way B. Under sail or under tow C. Anchored or aground D. Not under command or restricted in her ability to maneuver

C. Anchored or aground

INLAND ONLY What is the meaning of the two short blast signal used when meeting another vessel? A. I am turning to starboard B. I am turning to port C. I intend to leave you on my starboard side D. I intend to leave you on my port side

C. I intend to leave you on my starboard side

BOTH INTERNATIONAL AND INLAND A vessel towing in fog shall sound a fog signal of ______. A. One prolonged blast every two minutes B. Two prolonged blasts every two minutes C. One prolonged and two short blasts every two minutes D. One prolonged blast every minute

C. One prolonged and two short blasts every two minutes

INLAND ONLY You are moving your power-driven vessel from a pier out into the main channel. What whistle signal should you sound? A. One prolonged and two short blasts B. Three long blasts C. One prolonged blast D. Five or more short rapid blasts

C. One prolonged blast

The rules concerning lights shall be complied with in all weathers from sunset to sunrise. The lights _______________. A. Need not be displayed when no other vessels are in the area B. Need not be displayed by unmanned vessels C. Shall be displayed in restricted visibility during daylight hours D. Shall be set at low power when used during daylight hours

C. Shall be displayed in restricted visibility during daylight hours

Which statement is true concerning a vessel "constrained by her draft"? A. She is not under command. B. She may be a vessel being towed. C. She must be a power-driven vessel. D. She is hampered because of her work.

C. She must be a power-driven vessel.

INLAND ONLY What lights are required for a barge, not part of a composite unit, being pushed ahead? A. Sidelights and a sternlight B. Sidelights, a special flashing light, and a sternlight C. Sidelights and a special flashing light D. Sidelights, a towing light, and a sternlight.

C. Sidelights and a special flashing light

When shall the stand-on vessel change course and speed? A. The stand-on vessel may change course and speed at any time as it has the right of way. B. After the give way vessel sounds one blast in a crossing situation C. When action by the give way vessel alone cannot prevent collision D. When the two vessels become less than half mile apart

C. When action by the give way vessel alone cannot prevent collision

If your vessel is approaching a bend and you hear a prolonged blast from around the bend, you should ______. A. back your engines B. stop your engines and drift C. answer with one prolonged blast D. sound the danger signal

C. answer with one prolonged blast

BOTH INTERNATIONAL AND INLAND When navigating in restricted visibility, a power-driven vessel shall _____. A. stop her engines when hearing a fog signal forward of her beam, even if risk of collision does not exist B. when making way, sound one prolonged blast at intervals of not more than one minute C. have her engines ready for immediate maneuver D. operate at a speed to be able to stop in the distance of her visibility

C. have her engines ready for immediate maneuver

BOTH INTERNATIONAL AND INLAND A vessel at anchor shall display between sunrise and sunset on the forward part of the vessel where it can best be seen _______. A. two black balls B. one red ball C. one black ball D. two orange and white balls

C. one black ball

The International Rules of the Road apply to _____. A. all waters which are not inland waters B. only waters outside the territorial waters of the U.S. C. the high seas and connecting waters navigable by seagoing vessels D. only waters where foreign vessels travel

C. the high seas and connecting waters navigable by seagoing vessels

BOTH INTERNATIONAL AND INLAND What type of vessel or operation is indicated by a vessel showing two cones with the apexes together? A. dredge B. Sailing Vessel C. vessel trawling D. mineclearing

C. vessel trawling

The term "power-driven vessel" refers to any vessel _____. A. with propelling machinery on board whether in use or not B. making way against the current C. with propelling machinery in use D. traveling at a speed greater than that of the current

C. with propelling machinery in use

According to the Navigation Rules, you may depart from the Rules when ____. A. no vessels are in sight visually B. no vessels are visible on radar C. you are in immediate danger D. out of sight of land

C. you are in immediate danger

Which vessel is NOT regarded as being "restricted in her ability to maneuver"? A. A vessel servicing an aid to navigation B. A vessel engaged in dredging C. A towing vessel with tow unable to deviate from its course D. A vessel constrained by her draft

D. A vessel constrained by her draft

BOTH INTERNATIONAL AND INLAND In which situation would risk of collision definitely exist? A. A vessel is 22 degrees on your port bow, range increasing, bearing changing slightly to the right. B. A vessel is broad on your starboard beam, range decreasing, bearing changing rapidly to the right. C. A vessel is 22 degrees abaft your port beam, range increasing, bearing is constant. D. A vessel is on your starboard quarter, range decreasing, bearing is constant.

D. A vessel is on your starboard quarter, range decreasing, bearing is constant.

INLAND ONLY Each vessel engaged in pair trawling may exhibit _____. A. By night, a searchlight directed forward and in the direction of the other vessel of the pair. B. When shooting their nets, white over white C. When hauling their nets, white over red D. All of the above

D. All of the above

INLAND ONLY The word vessel includes every description of water craft, including _____. A. WIG craft B. Sailing vessel C. Vessels restricted in their ability to maneuver D. All of the above

D. All of the above

Which craft would be considered a "power-driven vessel" under the Rules? A. An auxiliary sail vessel, using her engine B. A canoe being propelled by a small outboard motor C. A tug powered by a diesel engine D. All of the above

D. All of the above

INLAND ONLY A Sailing vessel of 10 meters, if under power, must carry a conical shape with apex _____. A. Downward B. Point up C. Point to point D. None of the above

D. None of the above

BOTH INTERNATIONAL AND INLAND When underway in restricted visibility, you might hear, at intervals of two minutes, any of the following fog signals EXCEPT _______. A. one prolonged blast B. two prolonged blasts C. One prolonged and two short blasts D. Ringing of a bell for five seconds

D. Ringing of a bell for five seconds

BOTH INTERNATIONAL AND INLAND At night, what lights are required to be shown by a dredge on the side of the dredge which another vessel may pass? A. one red light B. two red lights C. One white lights D. Two green lights

D. Two green lights

The rule regarding lookouts applies ______. A. in restricted visibility B. between dusk and dawn C. in heavy traffic D. all the above

D. all the above

The word vessel, in the rules, includes _________. A. sailing ships B. non-displacement craft C. seaplanes D. all the above

D. all the above

A vessel must proceed at a safe speed ___________. A. in congested waters B. in restricted visibility C. during darkness D. at all times

D. at all times

The Rules state that vessels may depart from the Rules when _____. A. there are no other vessels around B. operating in a narrow channel C. the master enters it in the ship's log D. necessary to avoid immediate danger

D. necessary to avoid immediate danger

The term "restricted visibility" as used in the rules refers _____. A. only to visibility of less than one-half of a mile B. to visibility where you cannot see shore C. only to fog D. to any condition where visibility is restricted

D. to any condition where visibility is restricted

BOTH INTERNATIONAL AND INLAND During the day, a dredge will indicate the side on which it is safe to pass by displaying ______. A. no shape is shown during the day B. two balls in a vertical line C. a single back ball D. two diamonds in a vertical line

D. two diamonds in a vertical line

In order for a vessel to be "engaged in fishing" she must be _____. A. underway B. using gear which extends more than 50 meters outboard C. using a net of some type D. using gear which restricts her maneuverability

D. using gear which restricts her maneuverability

INLAND ONLY A barge of less than 20 meters in length, when at anchor in a special anchorage area, shall be required to exhibit the anchor lights and shapes required by this Rule. True False

False

INLAND ONLY Barges moored in well-illuminated areas are exempt from lighting. True False

True