How should cargo tank hatches be protected when the ullage opening is open and the tank not gas free?().
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While testing a cargo tank,your oxygen indicator reads 25% oxygen in the tank. You would then ().
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In setting the valves on a steam-smothering system on a tank vessel,the master control valve to cargo tanks should be().
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Access to a cargo pumproom on a tank vessel carrying grades A,B,C or D liquid cargoes shall be().
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Air compressors are NOT permitted in which space(s) on a tank barge carrying grade A cargo?()
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The FIRST course of action in fighting a fire in a cargo or fuel oil tank is to ().
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Sufficient cargo tanks shall be()prior to each ballast voyage in order that,taking into account the tanker’s trading pattern and expected weather conditions,ballast water is put only into cargo tanks which have been crude oil washed.
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The sign used to caution persons approaching the gangway of a tank barge during cargo transfer reads().
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Which action must be taken when an individual cargo tank is closed off from the inert gas system by the tank isolation valve?()
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On a vessel carrying grades A,B,C or D cargoes,enclosed spaces where sources of vapor ignition are normally present shall NOT be segregated from cargo tanks by().
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A bonding cable should be connected for cargo operations aboards a tank vessel as soon as the().
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Petroleum cargo tanks should not be topped off at deck level when loading on a cold day because().
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Why is gas-freeing rarely required for LPG cargo tanks? ()
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How should cargo tank hatches be protected when the ullage opening is open and the tank NOT gas free?().
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Regulations require that cargo pumprooms on tank barges (constructed in 1965) carrying grades B or C liquid cargoes have power ventilation systems which can completely change the air in ().
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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().
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By regulation,cargo tank atmosphere must be inert before and during which operation?()
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By regulation,cargo tanks must be inert before and during what operation?().
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According to the regulations,to prevent excessive pressure buildup in cargo tanks containing LFG,they are fitted with().
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The system of valves and cargo lines in the bottom piping network of a tanker that connects one section of cargo tanks to another section is called a().
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When checking the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery,the atmosphere must be sampled().
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