rules Flashcards
- BOTH INTERNATIONAL & INLAND What lights, if any, would you exhibit at night if your vessel were broken down and being towed by another vessel?
D The colored sidelights and a white stern light
- INTERNATIONAL ONLY A partially submerged object towed by a vessel must show during the day one __________.
A diamond shape when the length of the tow is 200 meters or less
- BOTH INTERNATIONAL & INLAND What is used to show the presence of a partly submerged object being towed?
A A diamond shape on the towed object
B An all-round light at each end of the towed object
C A searchlight from the towing vessel in the direction of the tow
- BOTH INTERNATIONAL & INLAND Which signal, other than a distress signal, can be used by a vessel to attract attention?
A Searchlight beam
- INLAND ONLY You are on vessel “A”, and vessel “B” desires to overtake you on your starboard side as shown. After the vessels have exchanged one blast signals, you should __________ .
Hold course and speed
- BOTH INTERNATIONAL & INLAND A power-driven vessel towing another vessel astern (tow less than 200 meters) shall show __________ .
C two masthead lights in a vertical line instead of either the forward or after masthead lights
- BOTH INTERNATIONAL & INLAND When action to avoid a close quarters situation is taken, a course change alone may be the most effective action provided that __________ .
It is a large course change.
54.BOTH INTERNATIONAL & INLAND Under the Rules, the term “vessel” includes __________ .
A non-self-propelled raft
B seaplanes
C hovercrafts
- BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is approximately half a mile distant and is presently on your starboard bow. You believe she will cross ahead of you. She then sounds a whistle signal of five short blasts. You should __________ .
C make a large course change, accompanied by the appropriate whistle signal, and slow down if necessary
- BOTH INTERNATIONAL & INLAND You are underway in fog when you hear the following signal: one short blast, one prolonged blast and one short blast in succession. Which of the following would it be?
C A vessel at anchor
- BOTH INTERNATIONAL & INLAND When a vessel signals her distress by means of a gun or other explosive signal, the firing should be at intervals of approximately __________ .
1minute
- BOTH INTERNATIONAL & INLAND A traffic separation zone is that part of a traffic separation scheme which __________ .
separates traffic proceeding in one direction from traffic proceeding in the opposite direction
- INLAND ONLY What lights are required for a barge being pushed ahead, not being part of a composite unit?
B Sidelights and a special flashing light
- BOTH INTERNATIONAL & INLAND You see the display of lights shown. They indicate a vessel __________.
approaching head on
- INTERNATIONAL ONLY What characteristic must a light used to indicate passing intentions have?
it must have all around white light
- BOTH INTERNATIONAL & INLAND What determines if a vessel is “restricted in her ability to maneuver”?
D The nature of the vessel’s work, limiting maneuverability required by the Rules
- INTERNATIONAL ONLY Your vessel is backing out of a slip in a harbor. Visibility is restricted. You should sound __________ .
one prolonged blast only
BOTH INTERNATIONAL & INLAND According to the Navigation Rules, all of the following are engaged in fishing EXCEPT a vessel __________
trolling ( setting nets, trawling, using a dredge net )
- BOTH INTERNATIONAL & INLAND When two power- driven vessels are meeting head-on and there is a risk of collision, each shall __________ .
alter course to starboard
- BOTH INTERNATIONAL & INLAND While underway in a fog you hear a signal of three strokes of a bell, a rapid ringing of the bell, and three more strokes of the bell. This signal is made by a vessel __________ .
aground
- INLAND ONLY While underway you sight the lights shown with the yellow lights flashing. The lights displayed are from a __________ .
a dredged pipeline
- BOTH INTERNATIONAL & INLAND A power-driven vessel with a 150-meter stern tow shall display __________.
a towing light above the stern light
- BOTH INTERNATIONAL & INLAND The duration of a prolonged blast of the whistle is __________
4 to 6 seconds.
- BOTH INTERNATIONAL & INLAND While underway in fog you hear the rapid ringing of a bell. What does this signal indicate?
a vessel at anchor
801.INLAND ONLY Power driven vessels “A” and “B” are meeting on a river as shown and will pass about 1/4 mile apart. Which action should the vessels take?
vessels B is pushing another vessel
B The vessels should exchange two blast whistle signals and pass starboard to starboard.
- INTERNATIONAL ONLY You are approaching another vessel and will pass starboard to starboard without danger if no course changes are made. You should __________ .
hold course and sound no whistle.
- BOTH INTERNATIONAL & INLAND Which vessel would sound a fog signal consisting of the ringing of a bell for 5 seconds?
A sailing vessel at anchor.
- CROSSING SITUATION: BOTH INTERNATIONAL & INLAND Two power- driven vessels are crossing as shown. Vessel “A” sounds one short blast on the whistle. You are on vessel “B” and doubt that sufficient action is being taken by vessel “A” to avoid collision. You should __________.
B has the right of way… but doubts A knows the RoR… so he needs to steerage way and be cautious. none of the below…
A maintain course and speed
B alter course to the left and increase speed
C sound one short blast and maintain course and speed
- INTERNATIONAL ONLY Two prolonged blasts followed by one short blast on the whistle is a signal which would be sounded by a vessel __________ .
overtaking another in a narrow channel.
- BOTH INTERNATIONAL & INLAND While underway in fog you hear a rapid ringing of a bell ahead. This bell indicates a __________ .
a vessel at anchor.
- BOTH INTERNATIONAL & INLAND When a vessel signals her distress by means of a gun or other explosive signal, the firing should be at intervals of approximately __________ .
1 MIN
- BOTH INTERNATIONAL & INLAND When taking action to avoid collision, you should __________ .
make sure the action is taken in enough time.
- BOTH INTERNATIONAL & INLAND You are crossing a narrow channel in an 18-meter tug when you sight a loaded tankship off your port bow coming up the channel. Which statement is correct?
you cannot impede the safe passage of a tankship
- BOTH INTERNATIONAL & INLAND A vessel aground would show the same day-shape as a __________.
A vessel towing a submerged object
B dredge underway and dredging
C hydrographic survey vessel at anchor and surveying
D None of the above
- a vessel showing a day signal of :
- diamond that is left of
- ball over diamond over ball
A tug with a tow exceeding 200 meters unable to deviate from course
- INTERNATIONAL ONLY Which vessel is NOT regarded as being “restricted in her ability to maneuver”?
a vessel constraint by her draft
- BOTH INTERNATIONAL & INLAND What does the word “breadth” mean in the Rules?
greatest breadth
- BOTH INTERNATIONAL & INLAND A towing light __________.
is yellow in color.
- INLAND ONLY You are underway in a narrow channel, and are being overtaken by another power- driven vessel. The overtaking vessel sounds the signal indicating his intention to pass you on your starboard side. You signal your agreement by sounding __________ .
one short blast.
1056.
INTERNATIONAL ONLY Which signal is sounded ONLY by a vessel in sight of another?
one short blast of the whistle
580.
BOTH INTERNATIONAL & INLAND Which situation would be a “special circumstance” under the Rules?
more than two vessels meeting
- BOTH INTERNATIONAL & INLAND What is used to show the presence of a partly submerged object being towed?
A A diamond shape on the towed object
B An all-round light at each end of the towed object
C A searchlight from the towing vessel in the direction of the tow
D All of the above
- BOTH INTERNATIONAL & INLAND Which power- driven vessel is NOT required to carry a light in the position of the after masthead light?
A A pushing vessel and a vessel being pushed, in a composite unit and 100 meters in length
B A vessel of 60 meters in length towing astern
C A vessel of 45 meters in length trolling
D Any vessel constrained by her draft
C A vessel of 45 meters in length trolling
- BOTH INTERNATIONAL & INLAND What determines if a vessel is “restricted in her ability to maneuver”?
C Whether the nature of the vessel’s work limits maneuverability required by the Rules
- BOTH INTERNATIONAL & INLAND A fog signal of one prolonged blast followed by four short blasts would mean the presence of a __________ .
power-driven pilot vessel on station underway
- BOTH INTERNATIONAL & INLAND You are underway in reduced visibility. You hear the fog signal of another vessel about 20° on your starboard bow. Risk of collision may exist. You should __________.
reduce speed to bare steerageway
- BOTH INTERNATIONAL & INLAND What describes a head-on situation?
D Seeing both sidelights and masthead light(s) of a vessel dead ahead
- BOTH INTERNATIONAL & INLAND At night, which lights would you see on a vessel engaged in fishing, other than trawling?
a red light over a white light.
- BOTH INTERNATIONAL & INLAND When underway in a channel, you should if safe and practicable __________.
keep to the side of the channell which lies to your starboard
1013INTERNATIONAL ONLY A wing in ground (WIG) craft cannot comply with the spacing requirement for masthead lights. What is required in this situation?
B The WIG’s lights must comply as closely as possible, as determined by her government.
- BOTH INTERNATIONAL & INLAND A vessel not under command, underway but not making way, would show __________ .
A two all-round red lights in a vertical line
- BOTH INTERNATIONAL & INLAND Two vessels are meeting as shown in a narrow channel. Vessel “A” is a sailing vessel. Vessel “B” is a power-driven vessel which can safely navigate only within the channel. Vessel “B” sounds the danger signal. Vessel “A” shall __________ .
HEAD ON SITUATION PIC
B not impede the passage of vessel “B”
- BOTH INTERNATIONAL & INLAND Which vessel, when anchored at night, is not required to show anchor lights?
A vessel engaged in fishing
- BOTH INTERNATIONAL & INLAND A pilot vessel on pilotage duty at night will show sidelights and a stern light __________ .
at any time when being underway
- INLAND ONLY Which signal must a power-driven vessel give, in addition to one prolonged blast, when backing out of a berth with another vessel in sight 0.5 nm away?
3 short blasts.
- BOTH INTERNATIONAL & INLAND A sailing vessel is proceeding along a narrow channel and can safely navigate ONLY inside the channel. The sailing vessel approaches a vessel engaged in fishing. Which statement is TRUE?
B The fishing vessel shall not impede the passage of the sailing vessel.
- BOTH INTERNATIONAL & INLAND In a crossing situation, the vessel which has the other on her own starboard side shall __________ .
A if the circumstances of the case admit, avoid crossing ahead of the other
- INLAND ONLY Identify the operation indicated by the lights shown.
red over white over red
A dredge engaged in dredging operation.
- BOTH INTERNATIONAL & INLAND A 20-meter sailing vessel underway must exhibit a __________ .
a stern light
- INLAND ONLY A power-driven vessel pushing ahead or towing alongside on the Mississippi River, below the Huey P. Long Bridge, shall carry __________ .
2 masthead
sidelights
2 towing lights
- INLAND ONLY You are overtaking another power- driven vessel and sound a whistle signal indicating that you intend to pass the vessel along her starboard side. If the other vessel answers your signal with five short and rapid blasts, you should __________ .
A not overtake the other vessel until both vessels exchange the same passing signal
- BOTH INTERNATIONAL & INLAND Vessel “A” is overtaking vessel “B” as shown. Vessel “A” is the __________.
A is coming up behind to the left of B
give-way vessel.
- INTERNATIONAL ONLY You are in sight of another vessel in a crossing situation, and the other vessel sounds one short blast. You are going to hold course and speed. You should __________ .
Sound no whistle signal.
- INLAND ONLY While underway and in sight of another vessel a mile ahead you put your engines on astern propulsion. Which statement concerning whistle signals is TRUE?
you need not sound any whistle signals
- BOTH INTERNATIONAL & INLAND The rules require that a stand-on vessel SHALL take action to avoid collision when she determines that __________ .
that collision cannot be avoided by the give way vessel alone.
- BOTH INTERNATIONAL & INLAND Which vessel does NOT sound a fog signal of one prolonged followed by two short blasts?
A vessel being towed
- BOTH INTERNATIONAL & INLAND You are on watch and sight a vessel showing only these lights. They indicate a __________ .
picture: green side lights and white masthead light.
a power driven vessel
- BOTH INTERNATIONAL & INLAND A vessel 30 meters in length and aground would display a day- shape consisting of __________ .
3 black balls in a verticle line.
- INLAND ONLY If your tug is pushing a barge ahead at night and it is not a composite unit, which light(s) should show aft on your vessel?
2 towing light.
- BOTH INTERNATIONAL & INLAND Traffic separation schemes __________ .
C provide inbound and outbound lanes to promote the safe flow of vessel traffic
- BOTH INTERNATIONAL & INLAND What determines if a vessel is “restricted in her ability to maneuver”?
D The nature of the vessel’s work, limiting maneuverability required by the Rules
- BOTH INTERNATIONAL & INLAND In a crossing situation, which vessel may sound the danger signal?
either vessels
- INTERNATIONAL ONLY A vessel displaying three red lights in a vertical line is __________ .
Constraint by her draft
- BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown could be a vessel __________.
RED OVER WHITE OVER RED OVER WHITE
underway and engaged in surveying operation.
- INLAND ONLY A special flashing light is used on a vessel(s) __________ .
BEING pushed ahead.
- BOTH INTERNATIONAL & INLAND Lighting requirements in inland waters are different from those in international waters for __________ .
A barges being pushed ahead
B vessels being towed alongside
C vessels pushing ahead
- BOTH INTERNATIONAL & INLAND A vessel displaying the lights shown could be a vessel __________.
RED OVER WHITE OVER RED OVER WHITE
dredging while underway
- BOTH INTERNATIONAL & INLAND If a rowboat underway does NOT show the lights specified for a sailing vessel underway, it shall show a __________ .
white light shown in sufficient time to prevent collision
- BOTH INTERNATIONAL & INLAND Which lights are shown by a vessel restricted in her ability to maneuver to indicate that the vessel is making way?
masthead
sidelights
stern lights.
- BOTH INTERNATIONAL & INLAND Which of the day- shapes shown must you show when at anchor?
one black ball
514 BOTH INTERNATIONAL & INLAND What is the minimum length of an anchored vessel which is required to show a white light both forward and aft?
50 meters
- BOTH INTERNATIONAL & INLAND which statement is true concerning a towing light when a towing vessel is towing astern?
towing light is shown above the stern light.
- INTERNATIONAL ONLY Which additional day-shape must you show on the forward end of an inconspicuous partially submerged vessel or object being towed more than 200 meters in length?
one black diamond
- BOTH INTERNATIONAL & INLAND If your vessel is underway in fog and you hear one prolonged and three short blasts, this is a __________ .
vessel being towed (manned)
- BOTH INTERNATIONAL & INLAND You are approaching a bend in a channel. You cannot see around the bend because of the height of the bank. You should __________ .
sound a whistle blast of 4 to 6 seconds duration
- BOTH INTERNATIONAL & INLAND Which is NOT a distress signal?
firing of green rockets or shells.
- INLAND ONLY Vessels engaged in fishing may show the additional signals described in Annex II to the Rules when they are __________ .
in close proximity to other vessels engaged in fishing.
- BOTH INTERNATIONAL & INLAND In the daytime, you see a large sailing vessel on the beam. You know that she is also propelled by machinery if she shows __________ .
a black cone
- INLAND ONLY A law enforcement boat may display a __________.
a flashing blue light.
- BOTH INTERNATIONAL & INLAND The use of the signal consisting of five or more short blasts on the ship’s whistle __________ .
indicates doubt to the other vessel’s action.
- INTERNATIONAL ONLY In a narrow channel, a signal of intent which must be answered by the other vessel, is sounded by a vessel __________ .
over taking the other
- BOTH INTERNATIONAL & INLAND Your power- driven vessel is stopped and making no way, but is not in any way disabled. Another vessel is approaching you on your starboard beam. Which statement is TRUE?
B Your vessel is the give-way vessel in a crossing situation.
- INTERNATIONAL ONLY You are underway in a narrow channel, and you are being overtaken by a vessel astern. After the overtaking vessel sounds the proper signal indicating his intention to pass your vessel on your starboard side, you signal your agreement by sounding __________ .
one prolonged, one short, one prolonged, and one short blast
921.
INLAND ONLY Which statement is TRUE concerning narrow channels?
You should avoid anchoring in a narrow channel.
- BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is about one mile distant and is on your starboard bow. You believe she will cross ahead of you but she sounds a whistle signal of five short blasts. You should __________ .
make large couse change, and slow down if neccessary.
- INLAND ONLY Your power driven vessel is meeting another vessel head-on. To comply with the steering and sailing rules, you should __________ .
exchange one short blast
- INTERNATIONAL ONLY In addition to her running lights, an underway vessel constrained by her draft may carry in a vertical line __________ .
3 red lights.
