Tanker Familiarization Emergency and Fire Procedures 2

Question 1

Which class of fire involves flammable liquids such as oil or fuel cargo on a tanker?

Accepted Answer

Class B

Answer

Class B fires involve flammable and combustible liquids, including petroleum products and other liquid cargo typical on tankers.

Question 2

What is the primary purpose of a fixed CO2 fire suppression system on a tanker?

Accepted Answer

To flood enclosed spaces and displace oxygen

Answer

Fixed CO2 systems flood enclosed spaces such as engine rooms with carbon dioxide gas, displacing oxygen and extinguishing the fire.

Question 3

What signal is sounded to indicate a general emergency requiring all crew to muster stations on a tanker?

Accepted Answer

Seven or more short blasts followed by one long blast on the alarm

Answer

The general emergency alarm is seven or more short blasts followed by one long blast, requiring all personnel to proceed to their muster stations.

Question 4

Before activating a fixed CO2 system in the engine room, what is the FIRST action required?

Accepted Answer

Ensure all personnel have evacuated the space

Answer

All personnel must be confirmed clear of the space before releasing CO2, as the gas will displace oxygen and is immediately dangerous to life.

Question 5

Which type of portable fire extinguisher is MOST appropriate for an electrical fire in a tanker's control room?

Accepted Answer

CO2 extinguisher

Answer

CO2 extinguishers are electrically non-conductive and leave no residue, making them the best choice for electrical equipment fires.

Tanker Familiarization Practice Test