What are the factors that may affect the calculation of OBQ value?
Direct Answer
Option D: Residues on tank floors and structures, and these will vary with the age of the vessel and previous cargoes carried.
OBQ calculations are affected by residues on tank floors and structures, which vary significantly with vessel age and previous cargoes. These factors influence the actual volume available for new cargo, a principle detailed in cargo surveying guidelines and the P&A Manual.
All Options
Detailed Explanation & Context
OBQ calculations are affected by residues on tank floors and structures, which vary significantly with vessel age and previous cargoes. These factors influence the actual volume available for new cargo, a principle detailed in cargo surveying guidelines and the P&A Manual.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Chemical Tanker Cargo Operations (CHEMCO).
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