OCTCO/OCTF Exit Exam • Set 2 Question 9 of 30
What is ullage in a cargo tank?
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Direct Answer
Option A: Distance from liquid surface up to reference point at top of sounding pipe
Ullage measures the exact vertical distance from the liquid cargo surface up to the designated reference point at the top of the sounding pipe or ullage port.
All Options
A
Distance from liquid surface up to reference point at top of sounding pipe
(Correct Answer)
B
Engine room air volume
C
Total cargo weight
D
Depth of liquid
Detailed Explanation & Context
Ullage measures the exact vertical distance from the liquid cargo surface up to the designated reference point at the top of the sounding pipe or ullage port.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Oil and Chemical Tanker Cargo Operations (OCTCO/OCTF).
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