CDL Hazardous Materials (Hazmat) 3

Question 1

If a hazmat leak is discovered during transport, what should the driver do first?

Accepted Answer

Park away from people, secure the area, and avoid contact

Answer

Drivers should stop in a safe location, keep people away, and never touch or inhale the leaking material.

Question 2

Why should you never smoke near a vehicle carrying flammable hazardous materials?

Accepted Answer

Ignition sources can cause fire or explosion

Answer

Flammable materials can ignite from sparks, flames, or burning cigarettes, causing fire or explosion.

Question 3

What is required when fueling a vehicle carrying hazardous materials?

Accepted Answer

Someone must control the fuel nozzle and no smoking is allowed

Answer

A person must always control the fuel flow at the nozzle, and smoking is prohibited during fueling.

Question 4

Which document helps responders identify proper actions for a specific hazmat ID number?

Accepted Answer

The Emergency Response Guidebook (ERG)

Answer

The ERG lists hazardous materials by ID number and provides initial emergency response guidance.

Question 5

When transporting explosives (Class 1), which of the following is generally prohibited?

Accepted Answer

Transferring explosives between vehicles on a public roadway except in emergencies

Answer

Transferring Class 1 explosives between vehicles on a public road is prohibited except in emergencies.

CDL Practice Test