Tanker Familiarization Emergency and Fire Procedures 3

Question 1

During a cargo pump room fire on a tanker, which fixed firefighting system is typically installed to combat the blaze?

Accepted Answer

Fixed CO2 or halon system

Answer

Pump rooms on tankers are typically protected by fixed CO2 or equivalent total-flooding systems due to the presence of flammable cargo.

Question 2

What is the correct sequence when discovering a fire on board a tanker?

Accepted Answer

Sound the alarm, report to officer, attempt to extinguish if safe, contain the fire

Answer

Upon discovering a fire you should immediately sound the alarm and report, then attempt to extinguish only if it is safe to do so, while containing its spread.

Question 3

What is the minimum oxygen content in a cargo tank atmosphere that defines the flammable range lower explosive limit (LEL) concern?

Accepted Answer

Above 11% oxygen

Answer

When oxygen content in a cargo tank exceeds approximately 11%, the atmosphere may enter the flammable range, creating explosion risk.

Question 4

During emergency drills, what is the role of the designated fire team leader on a tanker?

Accepted Answer

Coordinate the fire attack, manage resources, and communicate with the bridge

Answer

The fire team leader directs the firefighting effort, allocates resources, and maintains communication with the officer on the bridge.

Question 5

Why is it dangerous to use a water jet directly on burning oil aboard a tanker?

Accepted Answer

Water can scatter burning oil and spread the fire

Answer

A water jet can scatter burning oil, spreading the fire over a larger area instead of extinguishing it.

Tanker Familiarization Practice Test

Tanker Familiarization Practice Test

Tanker Familiarization Emergency and Fire Procedures 3