OCTCO/OCTF Exit Exam • Set 2 Question 15 of 30

What is a Segregated Ballast Tank (SBT)?

✓

Direct Answer

Option D: Ballast tank completely separate from cargo oil system, filled only with clean sea water

MARPOL Annex I defines Segregated Ballast Tanks as completely isolated from the cargo system, dedicated exclusively to carrying clean seawater to prevent accidental operational pollution.

All Options

Engine sump

Drinking water tank

Slop tank

Ballast tank completely separate from cargo oil system, filled only with clean sea water (Correct Answer)

Detailed Explanation & Context

MARPOL Annex I defines Segregated Ballast Tanks as completely isolated from the cargo system, dedicated exclusively to carrying clean seawater to prevent accidental operational pollution.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Oil and Chemical Tanker Cargo Operations (OCTCO/OCTF).

Practice Full OCTCO/OCTF Set 2

Test yourself with 30 interactive questions, live timer, and instant score.

Launch Practice Simulator →

Question Discussion & Notes

Have a doubt, memory trick, or exam update? Share your insights with fellow mariners.

Loading mariner discussions...

« Previous Question Next Question »

More Questions in OCTCO/OCTF Set 2

View All 30 →

Q1 What is the function of Oil Record Book (Part II) on oil tankers? Q2 What type of pump is most commonly used as main cargo pump on crude oil tankers? Q3 What safety feature is mandatory on cargo pump room ventilation systems? Q4 What is auto-ignition temperature of a flammable liquid? Q5 How frequently must operational drills and practical checks for regulatory compliance and STCW code requirements be conducted for Basic Oil & Chemical Tanker? Q6 What documented record must be maintained on board following completion of tasks related to regulatory compliance and STCW code requirements in Basic Oil & Chemical Tanker? Q7 What is the purpose of flame screens fitted on tank vent outlets? Q8 What does SOPEP stand for? Q9 What is ullage in a cargo tank? Q10 Why must cargo manifolds be fitted with blank flanges bolted with full set of bolts when not in use?