Checks to be done, amongst others, before and during COW are listed; identify the most important safety check
Direct Answer
Option C: Inert gas in tank to be checked – (Oxygen to be less than 8%), IG pressure to be satisfactory (positive pressure)
Maintaining an inert atmosphere with oxygen below 8% and positive IG pressure is paramount for safety during COW operations. This prevents the formation of a flammable mixture within the tanks, as stipulated by ISGOTT and the IBC Code, directly addressing the primary risk of ignition.
All Options
Detailed Explanation & Context
Maintaining an inert atmosphere with oxygen below 8% and positive IG pressure is paramount for safety during COW operations. This prevents the formation of a flammable mixture within the tanks, as stipulated by ISGOTT and the IBC Code, directly addressing the primary risk of ignition.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).
Practice Full CHEMCO Set 8
Test yourself with 30 interactive questions, live timer, and instant score.