What is NOT a requirement of cargo piping installed in tank vessels carrying grade D or E cargo ONLY ________．A.The cargo piping system shall be fixedB.Flanged joints shall be used for pipe sizes exceeding 2 inches in diameterC.Piping through bunker spaces may be run through a pipe tunnelD.Connections at bulkheads must be made so that the plating does not form part of a flanged joint
What is NOT a requirement of cargo piping installed in tank vessels carrying grade D or E cargo ONLY ________．
A.The cargo piping system shall be fixed
B.Flanged joints shall be used for pipe sizes exceeding 2 inches in diameter
C.Piping through bunker spaces may be run through a pipe tunnel
D.Connections at bulkheads must be made so that the plating does not form part of a flanged joint
相关考题：
The purpose of inert gas systems aboard tank vessels is to ______.A.allow sufficient oxygen in the tank to sustain lifeB.prevent outside air from entering the tankC.provide increase in cargo discharge pressureD.comply with double hull pollution prevention regulations
You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE?A.Washing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleanedB.The hoses to portable cleaning machines should be disconnected before the machines are removed from the tankC.The principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residueD.Steam cleaning and water washing are both capable of generating electrostatic charges within a tank
You are on a cargo vessel carrying toluol in bulk in portable tanks. Which is a requirement for pumping the toluol?A.Hose connections to the tank must be made with a minimum of three boltsB.There must be water pressure on the fire mainC.You must shut down if another vessel comes alongsideD.If transferring at anchor，you must display a red flag by day and a red light at night
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 ________．A.The engine must be run until it dies from lack of fuelB.The fuel tank must be inerted with CO2C.The ignition key may not be in the ignitionD.The vehicle must be inspected for fuel leaks
Regulations require that cargo pumps in tankers carrying grade D liquid cargo shall be isolated from sources of vapor ignition by ______．A.CofferdamsB.Gastight bulkheadsC.Passageways or living quartersD.General cargo spaces
What is a requirement for remote manual shutdown stations for internal combustion engine driven cargo pumps on tank barges ________．A.They must be conspicuously markedB.They must be located at least 10 feet from the engineC.There must be at least two such shutdown devicesD.The valve rods shall be fitted with stuffing boxes
You are on a multiple-product chemical tanker with orders to load diethylamine．What is NOT a requirement for transporting this cargo ________．A.You must have two toxic vapor detectors or the pumproom must meet special requirementsB.Each crew member must be provided with an emergency escape breathing apparatusC.A person taking cargo samples must wear protective clothingD.If you are also carrying allyl alcohol，the venting systems must be segregated
Your tanker is carrying a cargo of styrene．Which of the following is NOT a requirement for carriage of this cargo ________．A.P/V valves with galvanized parts must be replacedB.Authorization to carry styrene must be endorsed on the Certificate of InspectionC.You must have a Certificate of Inhibition provided by the shipperD.The cargo tank heating coils must be blanked off
单选题The purpose of inert gas systems aboard tank vessels is to（）.Aallow sufficient oxygen in the tank to sustain lifeBprevent outside air from entering the tankCprovide increase in cargo discharge pressureDcomply with double hull pollution prevention regulations
单选题What is NOT a responsibility of the tankerman in charge of loading an unmanned tank barge? （）AEnforcement of smoking restrictionsBRestricting vessels from coming alongside the bargeCInsuring that a combustible gas indicator is aboardDProtecting cargo hose with chafing gear
单选题You are on a cargo vessel carrying toluol in bulk in portable tanks. Which is a requirement for pumping the toluol? （）AHose connections to the tank must be made with a minimum of three boltsBThere must be water pressure on the fire mainCYou must shut down if another vessel comes alongsideDIf transferring at anchor，you must display a red flag by day and a red light at night
单选题You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE? （）AWashing water should be recirculated if possible because it has the same electric potential as the cargo tank being cleanedBThe hoses to portable cleaning machines should be disconnected before the machines are removed from the tankCThe principal hazard with steaming cargo tanks is raising the ambient temperature above the flame point of the cargo residueDSteam cleaning and water washing are both capable of generating electrostatic charges within a tank
单选题You are carrying triethylamine，methyl methacrylate and isoprene in your multiple-product tanker. Which of the following statements is true? （）AIsoprene may be carried in a cargo tank adjacent to either of the other two cargoesBMethyl methacrylate may not be carried in a tank adjacent to a pump roomCMethyl methacrylate must usually be heated to maintain its stabilityDPortable thermometers are not permitted to be used to take the cargo temperature of triethylamine
单选题The system of valves and cargo lines in the bottom piping network of a tank vessel that connects one section of cargo tanks to another section is called a（）.AcrossoverBrunaroundCcome-alongDmanifold
单选题Regulations require that pumprooms on tank vessels carrying grade C liquid cargo with machinery spaces below the freeboard deck be ventilated with（）.Apower ventilationBgooseneck vents and flame screensCat least two ducts extending to the weather deckDa vent header system
单选题Regulations require that cargo pumps in tankers carrying grade D liquid cargo shall be isolatedfrom sources of vapor ignition by（）.AcofferdamsBgastight bulkheadsCpassageways or living quartersDgeneral cargo spaces
单选题Regulations require that cargo tanks carrying grades D or E liquids on tank barges be vented with（）.Agooseneck vents and flame screensBpressure-vacuum relief valvesCbranch vent lines and a vent headerDforced draft blowers
单选题Regulations require that access to a cargo pumproom in a tanker carrying grade D liquid cargo，shall be（）.Aaway from galleys，living quarters，or navigation spacesBonly from areas equipped with power ventilation systemsCfrom the open deckDisolated from sources of vapor ignition
单选题According to regulations，access to a cargo pumproom in a tank vessel carrying grades C or D liquid cargo shall be（）.Afrom areas equipped with power ventilationBonly from enclosed areas free from sources of vapor ignitionCfrom the open deckDfrom within the vessel
单选题An inert gas system installed on a tanker is designed to（）.Aaid in the stripping and cleaning of cargo tanksBincrease the rate of discharge of cargoCforce toxic and explosive fumes from a cargo tank to vent to the outside atmosphereDlower the oxygen levels inside cargo tanks，making explosion nearly impossible
单选题Air compressors are NOT permitted in which space(s) on a tank barge carrying grade A cargo?（）AA cargo handling roomBA space in which cargo hose is storedCAn enclosed space containing cargo pipingDAll of the above
单选题You have berthed in a area with other tank vessels. What signal is displayed by a vessel to indicate it is transferring flammable or combustible liquid cargo?（）.AA flashing yellow lightBA red light visible all around the horizonCA green light visible all around the horizonDAn illuminated red and yellow caution flag
单选题On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is （）.AhydraulicBelectricCsteamDdiesel
单选题What is NOT a requirement of the reinspection for a tank barge with a certificate of inspection valid for two years? （）AThe reinspection will be made between the fourteenth and sixteenth monthsBThe inspector shall examine all accessible parts of the vessels's hullCThe inspector shall examine the vessel's machinery as well as equipmentDThe scope of the reinspection shall be the same as for the inspection for certification，but in less detail
单选题Several merchant ships are arriving at the scene of a distress incident. One of the them must assume the duties of the Coordinator Surface Search (CSS). Which of the following statements is TRUE? （）ACSS duties are always assumed by passenger vessels，dry cargo vessels，or tankers in that order of precedenceBThe CSS must be established by mutual agreement between the ships concernedCA tank vessel should never be assigned CSS duties unless only tank vessels are presentDThe first vessel to arrive at the distress incident is designated as the CSS
单选题You are on a multiple-product chemical tanker with orders to load diethylamine.What is NOT a requirement for transporting this cargo（）.AYou must have two toxic vapor detectors or the pumproom must meet special requirementsBEach crew member must be provided with an emergency escape breathing apparatusCA person taking cargo samples must wear protective clothingDIf you are carrying propionic acid also，the venting systems must be segregated
单选题Regulations require that tank vessels handling grade B liquids shall have their cargo pumps separated from all sources of vapor ignition by（）.AcofferdamsBempty cargo spacesCgas tight bulkheadsDareas equipped with power ventilation