RVR01 - Master of Unlimited Tonnage

BOTH INTERNATIONAL & INLAND You hear the fog signal of another vessel forward of your beam. Risk of collision may exist...

For the purpose of regulating tank vessels, which defines the term flammable liquids?

According to the Lifesaving regulations in Subchapter W, fire and abandon ship drills must be held within 24 hours of l...

Under the IALA-B Buoyage System, which is TRUE of a conical buoy?

The following questions (1-10) are based on the Army Corps of Engineers Mississippi River Maps (Cairo to the Gulf) and ...

BOTH INTERNATIONAL & INLAND Vessel "A" is overtaking vessel "B" as shown in illustration D017RR below and will pass wit...

You are docking an oceangoing single-screw vessel under normal circumstances with a single tug. Which is the usual func...

What is required in addition to the heat, fuel, and oxygen of the fire triangle to have a fire?

The Light List shows a lighted aid to navigation on the left bank. This means that the light can be seen on the port si...

What is your ETA at the Memphis Highway Bridge?

BOTH INTERNATIONAL & INLAND When action to avoid a close-quarters situation is taken, a course change alone may be the ...

In terms of vessel manning, which defines a watch?

Which is the flammable limit range of Diesel Oil mixed with air?

Which is TRUE as the temperature of an air mass decreases?

What daymark should you see as you approach Parker Landing Light (mile 924.5 AHP)?

BOTH INTERNATIONAL & INLAND You are approaching another vessel at night. You can see both red and green sidelights and,...

When passing a moored vessel in a narrow channel which actions will help minimize wake damage?

What is the main advantage of a steady stream of water on a class "A" fire?

How are aids to navigation marking the intracoastal waterway (ICW) identified?

You pass Morrison Towhead Light (mile 890.5 AHP) at 1723. What was your average speed since leaving Cairo?

INLAND ONLY When two power-driven vessels are meeting on the Great Lakes, Western Rivers, or waters specified by the Se...

A block and tackle is "rove to advantage". What does this mean?

Fire hose should be washed with __________.

Which defines a bold reef?

At 1723 you increase speed to make good 9.2 mph. At 1937 you have a daymark on your port beam. What daymark is this?

BOTH INTERNATIONAL & INLAND Which of the following in illustration D086RR below represents the length of a vessel as de...

Your twin-screw vessel is moving ASTERN with rudders amidships. The starboard screw suddenly stops turning. How will yo...

When compared to low-expansion foam, a high-expansion foam will _________.

At McAlpine L & D, normal upper pool elevation is 420.0 feet (130.8 meters) MSL, equal to 12.0 feet (3.7 meters) on the...

The charts show a circle with two black quadrants located at mile 846.0 AHP. What does this indicate?

BOTH INTERNATIONAL & INLAND When is your vessel traveling at a "safe speed" as defined in the COLREGS?

A shipper of cargo aboard your vessel offers a letter of indemnity for the cargo. This is done in order to obtain which...

One gallon of high expansion foam solution will produce __________.

Magnets in the binnacles of magnetic compasses are used to reduce which effect?

The Helena Gage reads 9.4 feet. The high point on your towboat is 46 feet above water. What is the vertical clearance w...

INLAND ONLY A law enforcement vessel patrolling a marine regatta may exhibit a flashing blue light or which of the foll...

A seaman deserts the vessel in a foreign port. What should the Master do with any of the deserter's personal effects re...

You are at sea and have received a General Emergency message announcing the outbreak of war in Europe. You are directed...

Which is the reference datum used in determining the heights of land features on most charts?

What company does NOT have a marine facility along the riverbank in Helena (mile 658 to 665 AHP)?

BOTH INTERNATIONAL & INLAND Which is TRUE for a vessel using a traffic separation scheme?

Which document is NOT required by law to be posted aboard a vessel?

If you are forced to abandon ship in a rescue boat, which action should you take?

Temperature and moisture characteristics are modified in a warm or cold air mass due to which factor?

If the Rosedale Gage reads -0.5 feet, what is the water level if the low water reference plane for Rosedale is 3.0 feet...

BOTH INTERNATIONAL & INLAND Which type of vessel is required to display the lights shown in illustration D070RR below?

What is the difference between net tonnage and gross tonnage?

When using the rainwater collection tubes on a liferaft, what should be done with the first collection?

Which topmark shown in illustration D023NG below identifies an isolated danger?

Which of the following describes the river at Cypress Bend, mile 569.0 AHP?

BOTH INTERNATIONAL & INLAND In which situation do the Rules require both vessels to change course?

Your vessel is moored portside to and you are taking over the Deck Watch. Which item has the most impact on the safety ...

A fuel line breaks, sprays fuel on the hot exhaust manifold and catches fire. What should be your FIRST action?

Buoys which mark dredging areas are painted which color?

BOTH INTERNATIONAL & INLAND You are approaching another vessel on crossing courses. She is about one mile distant and i...

According to Pollution Prevention Regulations (33CFR), who is required to sign each completed page in the Oil Record Bo...

When should a fire be ventilated?

What happens to the barometric pressure after a cold front passes?

INLAND ONLY Two power-driven vessels are meeting in a narrow channel on the Great Lakes as shown in illustration D037RR...

What is a CORRECT reply to a pilot's request, "How's your head"?

Overhauling a fire in the living quarters on a vessel must include which action?

Which agency publishes the Light Lists?

BOTH INTERNATIONAL & INLAND Your power-driven vessel is stopped and making no way, but is not in any way disabled. Anot...

Which statement about tunnel bow thrusters fitted to large vessels is TRUE?

You abandoned ship in the North Atlantic and one of the crew members is hypothermic. During a SAR helicopter extraction...

Which term defines a submerged dike extending from the bank of the river used to train the channel?

BOTH INTERNATIONAL & INLAND Which vessel should not impede the navigation of a power-driven vessel?

Which topic is NOT required to be discussed at the pre-transfer conference?

Your vessel has an injured crew member onboard that will require evacuation. Which of the following publications should...

A facility used for the discharge of a cargo of a particular hazard, such as chlorine, butane or ethane, must have what...

INLAND ONLY For the purpose of the Inland Navigation Rules, the term "Inland Waters" includes which of the following?

In writing up the logbook at the end of your watch, you make an error in writing an entry. What is the proper means of ...

Which statement about the Williamson turn is FALSE?

Fog forms when which condition exists?

BOTH INTERNATIONAL & INLAND You are on watch in fog. Which vessel is "in sight"?

A seaman is entitled by law to a release from Foreign Articles when which situation has occurred?

If you see an individual fall overboard, which action(s) should you take?

Which publication(s) must a towing vessel of 12 meters or more in length carry when operating on US waters other than t...

BOTH INTERNATIONAL & INLAND A vessel nearing a bend where other vessels may be obscured is required to sound which sign...

No vessel may use or carry an oil transfer hose unless it meets certain requirements. Which of the following is NOT amo...

If the situation arose where it became necessary to tow a disabled vessel, which statement is TRUE concerning the towin...

Steam fog will occur when which conditions exist?

BOTH INTERNATIONAL & INLAND Which is the duration of each prolonged blast on whistle signals used by a power-driven ves...

Which extinguishing agent is effective in combating an isoprene fire?

A situation has occurred where it becomes necessary for you to be towed. What action should be taken to prevent your ve...

In the U.S. Aids to Navigation System on the Western Rivers, the light characteristic of group flashing (2) is used for...

INLAND ONLY Your vessel is crossing a river on the Great Lakes System. A power-driven vessel is ascending the river, cr...

Which is a predictable result of a vessel nearing a bank or edge of a steep banked channel?

Which are general requirements for a vessel's radiotelephone station log?

An electronic depth finder operates on which principle?

INLAND ONLY Two power-driven vessels are crossing within a half a mile of each other as shown in illustration D042RR be...

You discharge food waste overboard at sea. You have recorded your vessel's position as required, what other items must ...

You are piloting a vessel, which is required to have a radiotelephone, on the navigable waters of the United States. Ch...

Which term describes a light, feathery deposit of ice by sublimation of water vapor directly into the crystalline form ...

INLAND ONLY The term "Great Lakes", as defined by the Inland Rules of the Road, does NOT include which choice?

You are docking a vessel starboard side to with the assistance of two tugs. You are attempting to hold the vessel off b...

Which color of rockets, shells, or rocket parachute flares are used to indicate that the vessel is in distress and requ...

Under the IALA Buoyage Systems, which is TRUE of the topmark of a red and white vertically-striped buoy?

BOTH INTERNATIONAL & INLAND The masthead light may be displaced from the centerline on which of the following vessels?

The scuppers had been plugged as required at the time a small oil spill occurs on deck from a leaking dresser coupler. ...

What is the lifesaving signal indicating "You are seen - Assistance will be given as soon as possible"?

By convention, what color is the north seeking end of a compass' magnet?

BOTH INTERNATIONAL & INLAND In illustration D023RR below which represents the arc of visibility of a red sidelight?

You are ordering ships' stores that are NOT consumer commodities labeled in accordance with the Federal Hazardous Subst...

What is the usual depth of a beam bracket?

Which is TRUE on the Western Rivers when a vessel downbound with a following current is meeting an upbound vessel?

BOTH INTERNATIONAL & INLAND A vessel hearing a fog signal forward of her beam has not determined if risk of collision e...

Which statement is FALSE concerning precautions during fueling operations?

A carling is used aboard ship to accomplish which function?

Your vessel is on course 180°T speed 22 knots. The apparent wind is from 70° off the port bow, speed 20 knots. What are...

INLAND ONLY While underway and in sight of another power-driven vessel forward of your beam, more than 0.5 mile away, y...

When shall an Operator of an Uninspected Passenger Vessel be required to produce his/her MMC?

A vessel's "quarter" is that section which is __________.

What does a Doppler log in the bottom return mode indicate?

BOTH INTERNATIONAL & INLAND A sailing vessel is NOT required to keep out of the way of which vessel?

In accordance with U.S. regulations which signal is required to be displayed during hours of darkness if a vessel is ha...

What is the name given to the distance between the waterline of a vessel and the main continuous deck of a vessel?

Which is TRUE concerning daymarks marking the starboard side of the channel when going towards the sea?

BOTH INTERNATIONAL & INLAND Which is TRUE of a tugboat displaying the shape shown in illustration D010RR below?

Your vessel is disabled and in imminent danger of grounding on a lee shore. The Master agrees to salvage services using...

What does the gross tonnage of a vessel indicate?

Which publication should you check for complete information on Puget Sound weather conditions?

INLAND ONLY A commercial vessel engaged in public safety activities may display a(n) identity light(s). Which of the fo...

You are preparing to lubricate standing rigging on your vessel. Which is TRUE when rigging a bosun's chair on a stay wi...

In the presence of external forces, the center of buoyancy of an inclined vessel is vertically aligned with which item?

Which type of precipitation occurs only in thunderstorms with strong convection currents that convey raindrops above an...

BOTH INTERNATIONAL & INLAND Your vessel is underway in reduced visibility. You hear the fog signal of another vessel ab...

What type of information is found in 33 CFR part 156?

What will happen when cargo is shifted from the main deck into the lower hold of a vessel?

On the Mississippi and Ohio Rivers, there is a special type of fog known as steam fog. What conditions cause this fog?

BOTH INTERNATIONAL & INLAND When two vessels are in immediate danger of collision, the stand-on vessel must take which ...

You are preparing to load fuel oil on a vessel of 300 gross tons constructed after June 30, 1974. Before loading, which...

If the cause of a sudden severe list or trim is negative initial stability, counter-flooding into empty tanks located h...

Aneroid barometers are usually calibrated to indicate atmospheric pressure in which units?

BOTH INTERNATIONAL & INLAND When is a stand-on vessel FIRST allowed by the Rules to take action in order to avoid colli...

You are proceeding at a slow speed with your starboard side near the right bank of a channel. If your vessel suddenly s...

The two factors which make underwater hull repair difficult are accessibility and which other factor?

Under the U.S. Aids to Navigation System used on the Western Rivers, which is TRUE of the aids to navigation lights on ...

BOTH INTERNATIONAL & INLAND Risk of collision may exist __________.

Under U.S. law, what is the penalty for assaulting the Master?

When patching holes in the hull, how can pillows, bedding, and other soft materials be used?

If your vessel were proceeding down river (descending), what would a green square marker with a green reflector border ...

BOTH INTERNATIONAL & INLAND You are approaching a bend in a channel. You cannot see around the bend because of the heig...

On an inspected vessel, when may a stability test be dispensed with?

When shoring a damaged bulkhead, effort should be taken to spread the pressure over the __________.

When observing a rapid rise in barometric pressure, what may you expect?

BOTH INTERNATIONAL & INLAND What would be a "special circumstance" under the Rules?

Your vessel is in Charleston, S.C. Which situation does NOT require you to clear Customs?

You are loading in a port subject to the winter load line mark and bound for a port subject to the tropical load line m...

You are approaching a multiple-span bridge at night. How is the main navigational channel span indicated?

BOTH INTERNATIONAL & INLAND What is the duration of each blast of the whistle signals used in head-on and/or crossing s...

Instructions to the crew in the use of all the ship's fire-extinguishing and lifesaving equipment shall be completed wi...

According to the Code of Federal Regulations, which of the following statements is correct regarding the steering gear ...

Which describes a deadhead?

BOTH INTERNATIONAL & INLAND You are under sail making 5 knots. The apparent wind is broad on the port beam at 10 knots....

In relation to the turning circle of a ship, which describes the term "kick"?

Under normal operating conditions, the rudder is hydraulically locked unless which situation occurs?

Which of the following is the most accurate method of determining gyrocompass error while underway?

INLAND ONLY You are on power-driven vessel "A" and power-driven vessel "B" desires to overtake you on the starboard sid...

What is the Reid vapor pressure of allyl chloride?

Which defines the function of a spark arrestor?

Which statement is TRUE for an unlighted, red and green, horizontally-banded buoy with the topmost band red?

INLAND ONLY A flashing blue light is used to identify which of the following vessels?

When a vessel with a single right-hand propeller backs to port which statement is TRUE?

What quality of a diesel fuel is most significant for efficient combustion?

What daymark shape is used in the lateral system?

INLAND ONLY A power-driven vessel proceeding downstream in a narrow channel on the Western Rivers sights another power-...

Which is TRUE concerning the official number of a documented vessel?

During fueling, all doors, hatches, and ports __________.

In which situation is the light characteristic of composite group flashing (2 + 1) used in the Aids to Navigation Syste...

INLAND ONLY A light used to signal passing intentions must be an __________.

In insurance terms, which describes the term Particular Average?

What monitoring device best indicates the load being carried by a diesel engine?

The Light List indicates that a light has a nominal range of 14 miles and is 26 feet high. If the visibility is 14 mile...

BOTH INTERNATIONAL & INLAND Which lights is a vessel not under command, underway but not making way, required to exhibi...

Using the available references, if the dry bulb temperature is 58°F and the wet bulb temperature is 53°F, what is the r...

Your stability calculations indicate your vessel has a marginal GM. Which of the following is the most effective way to...

What does a white buoy with an orange rectangle on it indicate?

INLAND ONLY Two power-driven vessels are meeting in the situation as shown in illustration D037RR below and will pass w...

Your ship is dead in the water with the rudder amidships. As the right-handed screw starts to turn ahead, which way wil...

You are in the process of righting an inflatable liferaft that has inflated in an upside down position. Which statement...

You are in charge of a power-driven vessel crossing a river on the Western Rivers. You must keep out of the way of ____...

INLAND ONLY The masthead light may be located at other than the fore and aft centerline on which power- driven vessel?

Where are the transfer procedures for oil products required to be posted or available during transfer operations?

Where must the life jackets be stowed?

Quadrantal error in a gyrocompass has its GREATEST effect on which of the following?

BOTH INTERNATIONAL & INLAND A vessel aground in fog shall sound, in addition to the proper anchor signal, which of the ...

You have determined that a cargo space on a freight vessel is 45 feet by 36 feet by 62 feet. How many pounds of carbon ...

Which statement is TRUE concerning life preservers (Type I personal flotation devices)?

Which cloud commonly produces a halo about the Sun or Moon?

INLAND ONLY You are on a vessel that the Secretary has determined cannot comply with the spacing requirement for masthea...

A clause in the charter party requires a vessel's owner to pay dispatch money when which of the conditions exists?

All lifeboats, rescue boats, and rigid-type liferafts shall be stripped, cleaned, and thoroughly overhauled at which ti...

You are downbound approaching a lock and see 3 green lights in a vertical line. What does this indicate?

BOTH INTERNATIONAL & INLAND You are watching another vessel approach, and her compass bearing is not changing. What does...

When backing down with sternway, where will the pivot point of a vessel be located?

How many ring life buoys should a 700-foot cargo vessel, not subject to SOLAS, navigating the Great Lakes carry?

Which term is used to describe a structure, usually made of stone, or cement pilings, which extends from the bank at ap...

BOTH INTERNATIONAL & INLAND When shall a proper look-out be maintained?

What is the period of validity of a Merchant Mariner Credential?

Line throwing apparatus aboard ship must contain which items?

The following boats are approaching a lock. Which has priority for locking?

INLAND ONLY What lights are required for a barge being pushed ahead, not being part of a composite unit?

The lashings on a stack of containers with interlocking fittings restrain the forces that cause __________.

Which officer is responsible for the sanitary condition of the engineering department?

Which agency maintains federal aids to navigation?

BOTH INTERNATIONAL & INLAND Which vessel shall exhibit a rigid replica of the International Code flag "A"?

In the context of shiphandling, what would be the definition of shallow water?

Normally, your vessel is on a voyage of three months duration. How many sanitary inspections are required to be conduct...

Which statement concerning the chartlet seen in illustration D010NG below is TRUE? (Soundings and heights are in meters)