Assessment Test

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1. Which part of a conventional cargo gear rig provides for vertical control and positioning of a boom?


2. What is the minimum standard for making an eye splice in a wire to be used as cargo gear?


3. The maximum theoretical stress that can be developed on a guy in a yard and stay rig is limited by the __________.


4. You are planning the stowage of two incompatible products on your multiple-product tankship. What will NOT provide the minimum required segregation?


5. You have orders to load cargoes of carbon disulfide, diisopropylamine and pyridine on your multi-product tankship. Which statement is true?


6. Which statement concerning castor oil is TRUE?


7. Sulfuric acid is a __________.


8. Your containership has a container displaying a hazardous cargo placard. The placard has the number 2199 on it. This indicates that it is carrying what cargo?


9. What is a solid at ambient temperature?


10. Flammable liquids should have what kind of label?


11. A synonym for chloroform is __________.


12. During transfer operations, ethyl chloride spills into the water. According to the Chemical Data Guide, at what temperature will the ethyl chloride boil off the water?


13. What is the Vapor pressure of ethylene oxide at 46° C?


14. What is the Reid vapor pressure of a grade B product?


15. What is the boiling point of carbon disulfide?


16. According to the Chemical Data Guide, what is a characteristic of allyl chloride?


17. Which of the flash points would indicate a grade D combustible liquid?


18. An example of a grade D product is __________.


19. You are loading epichlorohydrin onto your barge. According to the Chemical Data Guide, you could expect to detect a leak by smell if the concentration in air was at least __________.


20. According to the Chemical Data Guide, epichlorohydrin is a(n) __________.


21. You have a tow of chemical barges. The mate reports an ammonia smell around the head of the tow. You would suspect a leak in the barge carrying __________.


22. You are loading a cargo that includes cylinders of acetylene aboard your break bulk vessel. Which statement is true?


23. What is used when securing light vehicles aboard Ro-Ro vessels?


24. A disadvantage of using chain lashing on heavy vehicles aboard Ro-Ro vessels is that __________.


25. Which of the following tensioning devices is used with webbing to secure light vehicles aboard Ro-Ro vessels?


26. Which factor(s) affect lashing requirements aboard Ro-Ro vessels?


27. What should be done immediately after putting down the stern ramp on a Ro-Ro vessel, prior to loading or discharging cargo?


28. Which of the following is NOT necessary, prior to loading or discharging cargo on a Ro-Ro vessel?


29. The designations A, B, C, D, and E grades of cargo refer to the __________.


30. Which statement is TRUE concerning combustible gas indicators?


31. You start a centrifugal cargo pump to discharge cargo. The pump works fine for awhile and then loses suction. What could have caused this?


32. Tankers that are in service carrying "sour crudes" are faced with additional problems for their safe operation. One such problem is called "polyphoric oxidation" what does this result in?


33. What type of heat must be applied in order to raise the temperature of water from 60 degrees F to 180 degrees F?


34. You are in the process of loading 465,000 barrels of cargo oil. At 1030, on 5 November, you gauge the vessel and find that you have loaded 203,000 barrels. At 1200, you find that you have loaded 219,000 barrels. If you continue loading at the same rate, you will finish at approximately __________.


35. What is the heat given to or given up by a substance while changing state?


36. A tank is loaded with 9,000 barrels of gasoline. The temperature of the product is 80°F (27°C), and it has a coefficient of expansion of .0008. The net amount of cargo loaded is __________.


37. Your tank vessel is fully loaded to the marks, and you find that she is down slightly by the head. Which of the following choices would be the best action to take to trim the vessel slightly by the stern?


38. A tanker is loaded with 8,000 barrels of fuel oil. The temperature of the cargo is 50°F. API gravity is 37°. The volume correction factor (VCF) is .0005. What is the net amount in gallons of cargo loaded?


39. How is the amount of LFG that may be loaded into a given tank determined?


40. Your ship departed Venezuela for New York, loaded with 10,000 barrels of crude oil, whose average cargo temperature was 30°C (86°F). API is 25°. The volume correction factor (VCF) is .00045. If this cargo is heated to 100°F prior to discharge, how many barrels will you offload?


41. An inert gas system is designed to reduce the possibility of tank explosions by __________.


42. Which of the following is not an acceptable means to measure a liquid level in a cyrogenic cargo tank?


43. What is the proper direction of flow through a globe valve when the valve is installed to be in a normally open position?


44. Which statement about inert gas pressures in a cargo tank is TRUE?


45. Which term describes goods having a stowage factor below 40?


46. A heated bulkhead has the effect on a hygroscopic commodity of __________.


47. The lower hold of your vessel has a bale capacity of 60,000 cubic feet. How many tons of cotton in bales having a stowage factor of 85 can be stowed in the lower hold, assuming a broken stowage factor of 20%?


48. To what chemical family does ethylene oxide belong?


49. Securing cargo by running timbers from an upper support down to the cargo, either vertically or at an angle, is called __________.


50. According to the Chemical Data Guide, piperylene possesses which characteristic?


51. When carrying a full or nearly full load of bulk ore in a general cargo type vessel which has engine spaces amidships, the cargo in each hold should be trimmed so that the bulk of the cargo lies __________.


52. Which piece(s) of equipment is/are required to "twin-up" 30-ton pedestal cranes aboard a crane vessel?


53. What does it mean to "shore up" the main deck for the stowage of deck cargo?


54. You are loading a cargo of cases into a hold which has a bale cubic of 44,000. The cargo consists of cases measuring 4 ft by 2 ft by 1.5 ft. Estimated broken stowage is 15%. What is the maximum number of cases which can be stowed in the hold?


55. You must load as much of a large shipment of case goods as possible into a hold which has 24,400 cubic feet of space. Each case measures 2 feet by 2 feet by 4 feet and weighs 448 pounds. If you allow for broken stowage of 15%, how many long tons can be loaded?


56. The greatest strain, when lifting a load with the jumbo purchase, is on __________.


57. Cargo that is highly susceptible to damage by tainting from odorous cargo is called __________.


58. The internal volume of a cargo hold measured from the inside of the side shell, the underside of the deck, and the tank top is known as the __________.


59. The organization that certifies the safe working load of cargo cranes on a vessel is the __________.


60. Which flash point would indicate a grade D combustible liquid?


61. On cargo vessels, the discharge of the required quantity of carbon dioxide into any "tight" space shall be completed within __________.


62. Under the Carriage of Goods by Sea Act of 1936, a vessel will be liable for damage to a cargo when the damage arises out of __________.


63. What is an example of a grade A flammable liquid?


64. When loading a cargo of taconite, proper sequencing of loading by hatch number is necessary to __________.


65. A shore is a piece of securing dunnage that __________.


66. You are on a multiple-product tankship and scheduled to load a cargo classed as an aromatic amine. This cargo is incompatible with cargoes classed as __________.


67. What describes a tandem crane lift?


68. Segregation of cargoes refers to __________.


69. With the buttress securing system, containers of different heights must be stowed __________.


70. Overcarriage is best prevented by __________.


71. Twenty-five hundred (2500) tons of iron ore with a stowage factor of 17 is stowed in a cargo hold. The dimensions of the hold are 55 feet long and 45 feet wide and 35 feet high. What is the height of the center of gravity of the ore above the bottom of the hold?


72. Your vessel is going from a warm climate to a cold climate with a hygroscopic cargo. Which statement is TRUE?


73. Why is 6X19 class wire rope more commonly used for cargo runners than the more flexible 6X37 wire rope?


74. Which data can NOT be found on a moisture equilibrium chart?


75. How should you signal the crane operator to raise the boom and lower the load?


76. Using the available references, if the dry bulb temperature is 85°and the wet bulb temperature is 73°, what is the relative humidity in a cargo hold?


77. When should a crane boom-up so high that the boom hits the stops?


78. Using the available references, if the dry bulb temperature is 91° and the wet bulb temperature is 87°, what is the relative humidity in a cargo hold?


79. Which is an example of cargo damage caused by inherent vice?


80. A hygroscopic cargo is defined as a cargo __________.


81. The deck load capacity of a compartment into which you intend to load a cargo of soft brick is 380 lbs. per sq. ft. The stowage factor of the brick is 21.3. Disregarding broken stowage, what is the maximum height the brick may be stacked without endangering the structure?


82. What is NOT an advantage of filler cargo?


83. Which vessel is most likely to be loaded full but not down?


84. The signal man assisting the crane operator first taps his elbow with one hand and then proceeds to use regular signals. This is the signal to __________.


85. Which statement is TRUE regarding the operation of a crane?


86. Which statement is correct concerning the carriage of coal in bulk?


87. Keeping certain cargoes separated because of their inherent characteristics is known as __________.


88. The process of lowering a boom to a horizontal position and onto its deck support is called __________.


89. Ten triangular piles of piping on the pier are to be loaded - each pile has a 20 foot base, is 15 feet high and 30 feet long. If the breadth of the hold is 60 feet and the piping is to be stowed fore and aft in a 30 foot space, how high will it stow?


90. You are lifting a 3 ton weight with a single whip rove on a swinging boom set at an angle of 60° to the horizontal. Use the formula for the size of a shackle with a safe working load and determine the minimum size shackle that should be used to secure the head block to the boom.


91. The safe working load for the assembled cargo gear and the minimum angle to the horizontal for which the gear is designed shall be marked on the __________.


92. With a given load on the cargo hook, the thrust on a cargo boom __________.


93. The signal man assisting the crane operator has his arm extended with the palm down and holds this position rigidly. This is the signal to __________.


94. How should you signal the crane operator to lower?


95. The signal man assisting the crane operator has his arm extended downwards, forefinger pointing down, and moves his hand in small horizontal circles. This is the signal to __________.


96. Which statement(s) is/are FALSE concerning crane cargo operations?


97. During which condition should the operator of a pedestal crane shutdown operations?


98. What describes a twin crane lift?


99. What is another description for a tandem crane lift?


100. What is meant by the term "luffing the boom" of a crane?


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