Propane Certification Propane Certification Emergency Procedures

Question 1

If propane is detected leaking from a container and cannot be stopped, what is the FIRST action a technician should take?

Accepted Answer

Evacuate the area and call emergency services

Answer

Attempt to repair the leak immediately

Answer

Cover the container with a tarp

Answer

Increase ventilation by opening windows

Question 2

What is the correct action when a propane odor is detected inside a structure?

Accepted Answer

Leave immediately without operating any electrical switches

Answer

Open the gas valve to purge the lines

Answer

Turn on fans to ventilate the building

Answer

Call the gas company from inside the building

Question 3

A propane BLEVE (Boiling Liquid Expanding Vapor Explosion) is most likely to occur under which condition?

Accepted Answer

When a container is exposed to external fire while liquid is still present

Answer

When a container is overfilled beyond 85% capacity

Answer

When vapor pressure exceeds 200 psi during normal operation

Answer

When a container is stored below freezing temperatures

Question 4

When responding to a propane leak at a customer site, how far should the initial evacuation perimeter extend at minimum?

Accepted Answer

At least 300 feet in all directions

Answer

10 feet from the container

Answer

50 feet from the container

Answer

The entire block

Question 5

If a propane tank is on fire and cannot be extinguished, the safest firefighting strategy is to:

Accepted Answer

Cool the container with water while withdrawing to a safe distance

Answer

Attempt to close the tank valve immediately

Answer

Use a CO2 extinguisher directly on the flame

Answer

Bury the container with soil to smother the fire

Question 6

What does the acronym PASS stand for when using a fire extinguisher during a propane emergency?

Accepted Answer

Pull, Aim, Squeeze, Sweep

Answer

Protect, Alert, Spray, Secure

Answer

Position, Aim, Stop, Stand

Answer

Pull, Approach, Spray, Sweep