Deck General - 8 Flashcards
Using the available references, if the dry bulb temperature is 98°, and the wet bulb temperature is 87°, what is the relative humidity in a cargo hold?
64%
Usually the most gentle way of riding out a severe storm on a larger vessel is .
running before the seas
Vertical structural members attached to the floors that add strength to the floors are called .
stiffeners
Wages due a seaman may be attached by the court for the
.
support of a spouse
Wages due a seaman may be attached by the court for the
.
support of a minor child
Wale shores would be used when dry docking a vessel with .
excessive deadrise
Water may boil up around the stern of a vessel in a channel due to
.
shallow water
Weight concentration in which area will cause a vessel’s bottom to be subjected to tension stresses?
Amidships
What accident situation is considered a Serious Marine Incident?
All of the above
What affect does shallow water have on a vessel’s stopping distance?
The stopping distance is longer.
What are reef points used for?
Reduce the area of a sail
What best describes an anchor buoy?
A buoy attached to the anchor
What characterizes a Ro-Ro vessel?
High freeboard and sail area
What could be used as fairleads on a towed vessel?
All of the above
What describes a tandem crane lift?
Two sets of twin cranes hoisting 120 tons
What describes a twin crane lift?
Two cranes on a single pedestal hoisting 60 tons
What descriptive term indicates that the dimension is measured from the inner face of the shell or deck plating?
Molded
What does “end for end” mean in regard to a towing hawser?
To swap ends of the hawser to minimize wear
What does “in step” refer to in regards to towing?
Both the towed and towing vessels reach a wave crest or trough at the same time.
What does “level-luffing” accomplish during crane operations?
All of the above
What does a jib refer to on a crane?
Boom
What does a Visaed Alien Crew List which is made and submitted to the
U.S. Consul for visa show?
Nonresident aliens aboard
What does item “A” refer to in this illustration of a 30-ton pedestal crane?
Cargo hoist falls
What does item “C” refer to in this illustration of a 30-ton pedestal crane?
Rider block
What does item “D” refer to in this illustration of a 30-ton pedestal crane?
Hook block
What does item “E” refer to in this illustration of a 30-ton pedestal crane?
Tagline
What does item “G” refer to in this illustration of a 30-ton pedestal crane?
Turntable
What does item “K” refer to in this illustration of a 30-ton pedestal crane?
Rider block taglines
What does the helm command “shift the rudder” mean?
Put the rudder over to the opposite side, the same number of degrees it is now.
What does the line labeled “MS” denote on the Great Lakes load line model shown?
Midsummer
What does the proof test load of an anchor chain demonstrate?
Strength of the chain to a specified limit
What does the term “end-for-end” refer to in regard to a wire towing hawser?
Removing the wire rope from the drum and reversing it so that the towing end becomes the bitter end
What equipment is customarily used when seamen are working on a stage rigged over the side of a vessel?
All of the above
What equipment is NOT used to protect a towing hawser?
Halyards and snap hooks
What form of ice is of land origin?
Bergy bit
What imminent danger results from tripping?
Capsizing your tug
What is a characteristic of all centrifugal cargo pumps?
Decreasing the speed of rotation will decrease the discharge pressure.
What is a cofferdam?
Void or empty space separating two tanks
What is a correct reply to a pilot’s request, “How’s your head”?
“Passing 200°”
What is a CORRECT reply to a pilot’s request, “How’s your head”?
“Passing 50°”
What is a proper size block to use with a 3-inch circumference Manila line?
9-inch cheek, 6- inch sheave
What is a solid at ambient temperature?
Naphthalene
What is a spill pipe?
A pipe under the anchor windlass leading to the chain locker
What is a step in attaching a poured metal socket to a wire rope?
Etch the wire with acid.
What is a wet cargo?
A canned or bottled liquid such as beer
What is an advantage in the use of a towing hook?
All of the above
What is an advantage of a gate valve over a butterfly valve?
Less frequent maintenance
What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core?
Fiber core rope offers greater flexibility.
What is an advantage of the 6X19 class of wire rope over the 6X37 class of wire rope of the same diameter?
More resistance to corrosion
What is an advantage of the 6X37 class of wire rope over the 6X19 class of wire rope of the same diameter?
Greater flexibility
What is an example of a fundamental objective of cargo stowage?
Prevent overcarriage by block stowage.
What is an example of the term “Restraint of Rulers, Princes, or Peoples” in a marine insurance policy?
A prohibition from loading a cargo from a country’s government interference.
What is an explosion hazard when exposed to flame?
Toluene
What is another description for a tandem crane lift?
Quad lift hoisting 120 tons
What is another name for the boom of a crane?
Jib
What is considered a Serious Marine Incident?
an injury to a crewmember, passenger, or other person which requires professional medical treatment beyond first aid
What is LEAST likely to be used to strip a cargo tank?
Centrifugal pump
What is likely to occur when you are surging synthetic mooring lines on the gypsyhead during mooring operations?
The heat generated may cause the lines to temporarily fuse to the gypsyhead.
What is meant by “spotting the boom”?
Placing it in a desired position
What is meant by “thieving” a petroleum cargo?
Determining the amount of water (if any) in each cargo tank
What is meant by the term “broaching to”?
Being turned broadside to the sea
What is meant by the term “level- luffing” a crane?
Luffing while the load remains at a constant height
What is meant by the term “luffing the boom” of a crane?
Topping or lowering the boom
What is meant by the term “topping the boom”?
Raising the boom
What is meant by the term “two- blocked”?
The bottom block touches the top block.
What is meant by veering the anchor chain?
Paying out more chain
What is normally used to pass a mooring line to a dock?
Heaving line
What is NOT a basic shiphandling rule for navigating in ice concentrations on the Great Lakes?
Transit ice along pressure ridges when possible.
What is NOT a form used by ice support services to disseminate information?
Ice Bulletins
What is NOT a precaution to be taken when topping off?
Notify the engine room of the procedure.
What is NOT a primary function of the freight forwarder?
To provide financial assistance to the shipper when required
What is NOT a problem when carrying coal?
The requirement for through- ventilation
What is NOT a requirement for a salvage claim?
The salvors must save or attempt to save any life in peril.
What is NOT a requirement for the preparation of used, gasoline- propelled cars if they are to be carried as ordinary cargo and not as hazardous cargo?
The fuel tank must be inerted with CO2.
What is NOT a requirement for the safe and effective use of a crude oil washing system?
Use portable washing machines to reach areas obscured by structural members in the tanks.
What is NOT a securing system used on a containership?
Stacking system
What is NOT accepted as the required shipping papers on a manned and loaded tank barge?
Logbook entry
What is NOT an advantage of a wire towing hawser?
Has more spring and shock resistance than synthetic.
What is NOT an advantage of centrifugal pumps over reciprocating pumps?
They require priming for stripping.
What is NOT an advantage of containership operations over conventional break-bulk operations?
Flexibility of operation
What is NOT an advantage of double bottom ships?
They are less expensive to construct because of increased access space.
What is NOT an advantage of filler cargo?
Overcarriage is reduced or eliminated.
What is NOT an advantage of ship construction methods using welded butt joints in the shell plating?
Reduces plate stress
What is NOT an indication that pack ice may be nearby?
The presence of icebergs
What is NOT characteristic of the conditions which would be experienced by a vessel located southeast of an approaching eastward- moving storm center on the Great Lakes?
Falling barometer
What is NOT considered “jewelry”?
Buttons
What is NOT considered maritime property in a salvage claim?
buoys
What is NOT considered maritime property in a salvage claim?
light-vessels
What is NOT required as special safety equipment on a tankship carrying hazardous cargoes in bulk?
Two portable vapor detectors suitable for the cargoes carried
What is NOT required on an uninspected towing vessel?
Certificate of Inspection
What is NOT required to be approved or certified by the U.S. Coast Guard before being used on inspected vessels?
Steel plate used in hull construction
What is NOT suitable for use in making up the towing rig for a heavy, long ocean tow?
Ring
What is NOT surveyed at an annual load line survey?
The bilge pumping system
What is NOT true regarding a Lloyd’s Open Form (LOF) Salvage Agreement?
The LOF is subject to the law of the country the two parties agree upon
What is required to be entered into the Official Logbook?
Opening a sideport at sea to renew a gasket
What is required to be posted in the pilothouse of a vessel?
Muster List (“Station Bill”)
What is required to be posted in the pilothouse of a vessel?
Maneuvering Characteristics
What is required to be stenciled at the heel of a cargo boom?
Safe working load
What is required to launch a boat stowed in a crescent davit?
Crank the crescent out.
What is the accepted standard for wire rope falls used in connection with the lifeboat gear?
Six by nineteen regular-lay filler wire rope
What is the advantage of the tandem working arrangement of pedestal cranes when operating cargo?
All of the above
What is the best guide for determining the proper scope of anchor chain to use for anchoring in normal conditions?
One shot of chain for every fifteen feet of water
What is the best splice for repairing a parted synthetic fiber mooring line?
Short splice
What is the breaking strain of steel wire rope with a 5/8” diameter?
9.6 tons
What is the chief hazard encountered when surging synthetic mooring lines on the gypsyhead during operations?
The heat generated may cause the lines to temporarily fuse to the gypsyhead.
What is the computed breaking strength of a 4-inch manila line?
14,400 lbs.
What is the difference between net tonnage and gross tonnage?
Net tonnage is the gross tonnage less certain deductible spaces.
What is the difference between net tonnage and gross tonnage?
Net tonnage is the gross tonnage less certain deductions for machinery and other areas.
What is the effect of releasing the towline in a tripping situation?
It disconnects the capsizing force and allows the tug to recover from its list.
What is the greatest danger of an overriding tow?
Collision between the tow and the stern of the towing vessel
What is the main purpose of dunnage?
To provide ventilation and drainage for cargo
What is the main reason to slush a wire rope?
Lubricate the inner wires and prevent wear
What is the meaning of a flag hoist consisting of the code letters “WM” (Whiskey Mike) when displayed by an icebreaker?
“Icebreaker support is now commencing.”
What is the meaning of the term tare weight?
Weight of a container
What is the mechanical advantage of a threefold purchase when rove to disadvantage and neglecting friction?
6
What is the mechanical advantage of tackle number 1?
1
What is the mechanical advantage of tackle number 10?
5
What is the mechanical advantage of tackle number 11?
6
What is the mechanical advantage of tackle number 2?
2
What is the mechanical advantage of tackle number 3?
3
What is the mechanical advantage of tackle number 6?
6
What is the mechanical advantage of tackle number 7?
2
What is the mechanical advantage of tackle number 8?
3
What is the mechanical advantage of tackle number 9?
4
What is the mechanical advantage, neglecting friction, of tackle number 12?
7
What is the mechanical advantage, neglecting friction, of tackle number 4?
4
What is the mechanical advantage, neglecting friction, of tackle number 5?
5
What is the minimum size required before a vessel can be documented?
5 net tons
What is the minimum size required before a vessel can be documented?
5 net tons
What is the minimum standard for making an eye splice in a wire to be used as cargo gear?
Make three tucks with full strands, remove half the wires from each strand, and make two more tucks.
What is the MOST irritating to the skin?
Oleum
What is the name of tackle number 1?
Whip
What is the name of tackle number 11?
Double luff tackle
What is the name of tackle number 12?
Threefold purchase
What is the name of tackle number 2?
Gun tackle
What is the name of tackle number 3?
Single luff tackle
What is the name of tackle number 4?
Two-fold purchase
What is the name of tackle number 5?
Double luff tackle
What is the name of tackle number 6?
Threefold purchase
What is the name of tackle number 7?
Runner
What is the name of tackle number 8?
Gun tackle
What is the name of tackle number 9?
Luff tackle
What is the name of the mark indicated by the letter A?
Deck line
What is the name of the mark indicated by the letter B in the diagram?
Tropical fresh water load line
What is the name of the mark indicated by the letter C?
Fresh water line
What is the name of the mark indicated by the letter D?
Tropical load line
What is the name of the mark indicated by the letter E?
Summer water line
What is the name of the mark indicated by the letter F?
Winter load line
What is the penalty for desertion?
Forfeiture of money and property left on the vessel, and wages due
What is the penalty for willfully damaging cargo?
Forfeiture of wages equal to the value of the damage and, if ordered by the court, imprisonment for not more than 12 months
What is the period of validity of a Cargo Ship Safety Equipment Certificate?
60 months
What is the period of validity of a Cargo Ship Safety Radio Certificate?
60 months
What is the period of validity of a De- Rat certificate?
6 months
What is the period of validity of a Safety Management Certificate?
60 months
What is the period of validity of the SOLAS required Cargo Ship Safety Construction Certificate?
60 months
What is the principal danger in attempting to swing a barge on a hawser in order to slow the barge’s speed?
The barge may pass under the hawser and capsize the tug.
What is the purpose of cant frames in steel vessels?
To provide strength to shell plating at the stern
What is the purpose of pressure- vacuum relief valves?
Automatic regulation of pressure or vacuum in enclosed spaces
What is the purpose of the equalizing beam aboard a crane vessel?
It is required to “twin-up” 30-ton pedestal cranes.
What is the purpose of the freeing ports on a vessel with solid bulwarks?
Allow water which may be shipped on deck to flow off rapidly
What is the purpose of the relief valve of a cargo pump?
Permits the return of cargo to the suction side of the pump
What is the stowage factor of a commodity whose density is 15 pounds per cubic foot?
149
What is the stress on the hauling part when lifting a 4,200 lbs. weight using a threefold purchase rove to advantage? (Allow 10 percent of the weight per sheave for friction.)
960
What is the stress on the hauling part when lifting a 4900 lbs. weight using a twofold purchase rove to least advantage? (Allow 10 percent of the weight per sheave for friction.)
1715 lbs.
What is TRUE of pressure/vacuum valves?
All of the above
What is used to power modern pedestal cranes?
Hydraulics
What is used to prevent accidental flooding of a double bottom or peak tanks in the event of a pipe rupture due to collision?
Suction lines are fitted with a non- return valve
What is used to prevent twisting of a towing bridle?
A fishplate
What is used to prevent wear on towlines that bear on hard surfaces?
Chafing gear
What is used when securing heavy vehicles aboard Ro-Ro vessels?
None of these
What is used when securing light vehicles aboard Ro-Ro vessels?
Buckle or ratchet tensioner
What is used when securing light vehicles aboard Ro-Ro vessels?
None of these
What is usually NOT required in preparing a hold for reception of a bulk grain cargo?
Steam clean areas obstructed by structural members.
What is/are the advantage(s) of cranes over conventional cargo booms?
All of the above
What is/are the advantage(s) of using web lashing on light vehicles aboard Ro-Ro vessels?
All of the above
What material may be substituted for zinc when making a poured metal socket ending to a wire rope?
Nothing
What may NOT be used when securing heavy vehicles aboard Ro- Ro vessels?
Webbing
What may prevent a tug from tripping or capsizing when towing a large vessel?
Norman Pins
What minimum size manila line is required to hold a weight of 932 pounds, if you use a safety factor of six?
2.5”
What must be accurately determined to assess the potential for progressive flooding after a vessel has been damaged?
The integrity of the water tight boundaries
What part of the ground tackle is the most likely to develop fractures due to extensive anchor use?
Jews’ harp
What produces the MOST dangerous vapors?
Anhydrous ammonia
What provides little or no indication that a vessel is dragging anchor?
Changing range to an object abeam
What provides little or no indication that a vessel is dragging anchor?
Drift lead with the line leading perpendicular to the centerline
What provides the majority of strength to an aluminum-sided container?
Framework, primarily the corner posts
What purpose does a bridge fitting serve when lashing containers?
Restrains the container against horizontal motion
What purpose does a tow hook serve?
To quickly connect or release the towing hawser
What requires a Report of Marine Accident, Injury or Death?
All of the above
What safety precautions must you take when maneuvering on a towing hook?
Clear the afterdeck and fantail of personnel.
What shape barge offers the least resistance in river towing?
Barges with raked shaped bows
What should be done after putting down the ramp on a Ro-Ro vessel, prior to loading or discharging cargo?
Turn on ventilation for cargo holds.
What should be done before energizing the cargo hold ventilation on a Ro-Ro vessel, prior to loading or discharging cargo?
Notify the engine room.
What should be done immediately after putting down the stern ramp on a Ro-Ro vessel, prior to loading or discharging cargo?
Raise/open the stern door.
What should be given, as a minimum, to personnel who are involved in crane cargo handling?
Protective head gear, gloves, and steel-toed safety shoes
What should be readily available on deck while seamen are working over the side on a stage?
Ring buoy
What should look-outs report?
All of the above
What should NOT be used as an indicator that ice may be D nearby?
A dark appearance of the sky
What should you be concerned with when loading and securing vehicles aboard a Ro-Ro vessel?
The size, weight, and center of gravity of vehicle/cargo unit
What should you be concerned with when loading and securing vehicles on a Ro-Ro?
Number, position and angle of lashes
What should you do to a line to prevent fraying where it passes over the side of the vessel?
Cover it with chafing gear.
