OCTCO/OCTF Exit Exam • Set 8 Question 24 of 30

What is the purpose of a “part flow system” installed on some oil tankers?

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Direct Answer

Option B: The Part Flow system makes it possible to observe the discharge visually for oil content, on older tankers with discharge below the waterline.

A part-flow system allows visual inspection of effluent discharged through below-waterline overboard lines on older tankers to detect any oil contamination.

All Options

The Part Flow system makes it possible to discharge dirty ballast below the water line on older tankers.

The Part Flow system makes it possible to observe the discharge visually for oil content, on older tankers with discharge below the waterline. (Correct Answer)

The Part Flow system makes it possible to observe the discharge visually for oil content, even in darkness.

The Part Flow system makes it possible to measure the oil content, even if the Oil Discharge Monitoring Equipment is not working.

Detailed Explanation & Context

A part-flow system allows visual inspection of effluent discharged through below-waterline overboard lines on older tankers to detect any oil contamination.

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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