The flashcards below were created by user
prayocampo
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in handling break bulk hazardous materials, it is forbidden to use ____?
metal bale hooks
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a shore is a piece of securing dunnage that
run from a low supporting level up to the cargo at an angle
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when cargo is being worked using a burton or married fall system, which part of the cargo gear is most likely to fail?
guy tackle
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gasoline vapor tends to collect ?
at the lowest point of the bilge areas
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A tackle is two blocked when the blocks are
jammed together
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All handling and stowage of packaged hazardous materials on board a domestic vessel engaged in foreign trade shall be done under the supervision of ?
an officer assigned to the vessel
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the size of wire rope is determined by the?
diameter
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what is an explosion hazard when exposed to flame
toluene
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why is 6x19 class wire rope more commonly used for cargo runners than the more flexible 6x37 wire rope?
it resist more to abrasion better
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under normal weather and sea conditions when securing a stack of containers with twist locks, lashings are required when the tier exceeds what height?
two containers
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a safety shackle is identified by its?
PIN
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which of the following are considered bulk cargoes that may have hazardous properties or which may liquefy?
Copper ore concentrate, iron ore concentrate, zinc sulphide
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corrosive liquids and acids should have what kind of label?
white
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which statement is not true concerning the stowage of class 1 explosives
class 1.4 explosives may not be stowed in the same hold with class 6.1 poisons
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you will load class 1.2 commercial explosives and need to construct a portable magazine. the magazine must
be elevated with skids 10 cm above deck
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with dangerous goods labels, blue labels are used for?
non flammable compressed gas (dangerous when wet ito)
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On a ships crane, the load chart relates the allowable load to the combination of boom length and ___?
load radius
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what is least likely to be used to strip a cargo tank?
centrifugal pump
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your tankship is carrying a cargo of styrene. which of the following is not a requirement for carriage of this cargo
P/V valves with galvanized parts shall be replaced
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In an inert gas system audible and visible alarms shall be provided to indicate faulty conditions in the installation. which of the following conditions do not activate the alarms?
high air pressure in water seal
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which of the following is a characteristic of a Ro-Ro vessel
short in port turn arround times
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When viewed from above, the best position for the guy in a relation to the boom is
at right angle
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on gas carriers there are two gasses we must try to avoid leaking out to the atmosphere, what are those gases?
Freon 22 and carbon monoxide
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on cargo booms, preventers are ______?
auxilliary guys
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in union purhcase, the angle between the two runners must not exceed:
120 degrees
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wire rope composed of three parts. which of the following is not a part?
fibers
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for what purpose is inert gas utilized on a gas tanker?
inert gas is utilized on board gas carriers to neutralize atmosphere in cargo tanks pipes and hold/inter barrier spaces
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cargoes that are highly susceptible to damage by tainting from odorous cargoes are called?
delicate cargo
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what does crude oil mainly consist of?
a combination of hydro carbons
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what is meant by segregation of cargoes?
separating cargoes so that one cannot damage the other
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you are loading propanolamine and spill a small quantity on deck. according to the chemical data guide, you would expect its odor to be
fishy
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the term indicating the spaces between packages in a cargo hold which remains unfilled and usually expressed in percentage
broken stowage
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a flammable liquid having a REID vapor pressure of 8.5 psi or less and a flash point of 80 deg F or below is grade
C
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under normal weather conditions, when securing a stack of containers with non-locking fittings, lashings are required when the tier exceeds what height?
lashings are always required
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the weakest part of a freight container is the
doors
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the vapor pressure of a gas is a pressure necessary to keep it in a
liquefied state
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the purpose of a bilge well is to
collect water to be pumped out
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what is that system that delivers treated fuel gas into a tank whose main functions is to reduce oxygen content to a safe level and maintain positive pressure in the tank?
inert gas system
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which statement about the carriage of solid hazardous materials in bulk is true?
the loading of the cargo must be conducted under the direction and observation of a person employed or assigned for that purpose
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a disadvantage of using chain lashing on heavy vehicles aboard ro-ro vessels is that
the links looses strength if placed over corners
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if you carry packaged hazardous cargoes on a break bulk vessel bound foreign, you must
have the shipping papers indicate the proper shipping name and the technical name of n.o.s. cargoes
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what should you be concerned with when loading and securing vehicles on a Ro-Ro
the number, position and angle of lashes
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cargo holds must be dry and free from dirt and foul odor, what must be determined when inspecting cargo holds before taking any cargo?
watertight integrity
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amount of cleaning which a cargo hold will require depends upon the nature of the cargo ______.
that have been discharge and to be loaded
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If a master must jettison a container loaded with hazardous material, he must, as soon as possible, notify the _________.
nearest captain of the port
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what is meant by the term "two blocked"
the bottom block touches the top block
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A survey of refrigerated cargo, to certify that proper methods of stowage were utilized, can be conducted by the
national cargo bureau
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the force acting on a single cargo runner which is vertically lifting or lowering a hold is greater when?
decelerating when lowering the load
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if an electric cargo winch is being used to lift a draft of cargo and the engine room loses all power, which will occur
the electromagnetic brake will hold the load where it is suspended
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how would you control cargo hold bilges
by pumping test of each bilge before loading
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which factor is most important in preventing sweat damage within the cargo hold?
dew point of the cargo hold
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bulk cargo refers to?
homogenous cargo not enclosed in a cargo container
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if all lashings are made up and the deck are clear as a matter of working system _________?
will increase the degree of safety onboard
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this refers to the amount of space in cubic meters or cubic feet required to stow ton of 1000kgs or a long ton of 2,240 lbs
stowage factor
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passenger ship engaged in international voyages must conduct a muster for all passengers. what is the time limit for this exercise?
24 hrs
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how should containers be stowed in order to get the benefit of the restraint of its sidewalls?
containers should be stowed in the fore and aft line
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the reading of a combustible gas indicator indicates the percentage of the
lower explosive limit of a flammable gas concentration
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the most important factor to consider to ventilate or not a cargo space is
dew point
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consider a vessel with an even transverse distribution of weight, which condition would cause a list?
empty double bottoms, heavy deck cargo
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The certificate of inspection for a containership _________
is issued by the coast guard and is usually valid for 2 years
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the securing systems for containers were developed to prevent container movement during which ship motion?
rolling
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the stowage factor for a cargo is based upon ______.
one long ton
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in a general cargo ship with the superstructure amidships, which location is best suitable for on deck stowage of cars?
on top of the hatch immediately aft of the amidships superstructure
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a break bulk vessel loaded with palletized cargo is most likely ?
to be loaded full but not down
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a sling is a device used in
hoisting cargo on board
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every lashings should be provided with a tightening device or system so laced that it can safely efficiently operate when required? the load to be produced by the tightening or system should not be less than
27 KN (kilo newton) in the horizontal part
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in the stowage of deck cargo, cribbing is ?
placed on deck to support the cargo
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the thickness of a 30.6 pound plate is ?
3/4"
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the permanent wooden planks attached to the frames of the ship that aids in ventilation is/are the
sweat battens
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manila slings should not be used to load
steels
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which data can NOT be found on a moisture equilibrium chart?
wet bulb temperature
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a wet cargo refers to
liquids in container
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which statement concerning the carriage of containers is true?
with tiered containers, a 40-foot container may be stowed on top of two 20 foot containers
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how often should the temperature inside the compartment with refrigerated cargo be checked and recorded?
once in each four-hourly watch
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if you intended to land tulip bulbs from holland in a u.s. port, they must be inspected by the _______.
animal and plant health service inspector
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youa are to load a bagged cargo in the lower hold of a shipped equipped with side bilges. the first layer of dunnage should be laid down
at an angle to the keel with the forward end inboard
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because of the arrangement of the cell guides, the most important factor while loading containers is the _________?
list of the vessel
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the actual weight of a vessel and her contents at any particular time and expressed in tons is termed
displacement
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the volume of under deck tonnage plus spaces in the hull above the tonnage deck divided by 100 cubic feet or 2.83 cubic meter to indicate one ton is termed
gross tonnage
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the maximum depth to which ships are entitled to load in different seasons and in different parts of the world is laid down in schedule 2 of the?
load line rules
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there are ______ permanent zones in the loadline chart?
three
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when a floating body submerged in the water, the water displaced is equal to its own weight" this is known as ?
archimedes principle
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draft markings in the metric system are written in intervals of ______>
10 centimeters
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draft marking in the metric system are written in _______ thickness
25mm
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the correction to be applied if the draft markings are not exactly in the perpendiculars is called?
correction due to trim
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the actual weight of a vessels cargo, ballast, fuel oil, fresh water including her constant and expressed in tons is termed?
dead weight
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if the result of loading a vessels is an increase in the height of the center of gravity there will always be an increase in ?
vertical moments
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a vessel list and trims from its?
center of floatation
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the angle of maximum stability corresponds approximately to the angle of?
deck edge immersion
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the free surface effects of a partially full liquid tank decreases with the increased?
displacement volume
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if the metacentric height is small, the vessel will?
be tender
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if the metacentric height is large, the vessel will
be stiff
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the movement of a liquid in a tank when a vessel inclines causes an increase in ?
natural rolling period
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the existence of liquid in a partially fulled tanks or compartments causes a virtual rise in the height of the
center of gravity
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a virtual rise in the center of gravity of a vessel may be caused by
using an onbaord crane to lift a freely swinging heavy object
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