HazMat HazMat Loading, Unloading, and Segregation 3

Question 1

Which type of cargo must be attended at all times when parked?

Accepted Answer

Division 1.1, 1.2, and 1.3 explosives

Answer

Vehicles transporting Division 1.1, 1.2, and 1.3 explosives must be attended at all times — the driver must remain within 100 feet and in view of the vehicle.

Question 2

What does packing group I indicate about a hazardous material?

Accepted Answer

Great danger — highest hazard level

Answer

Packing Group I indicates the highest level of danger, requiring the most stringent packaging standards for that hazardous material.

Question 3

What does it mean when HazMat packages show the marking 'KEEP AWAY FROM HEAT'?

Accepted Answer

The material can decompose, ignite, or react dangerously when exposed to elevated temperatures

Answer

KEEP AWAY FROM HEAT means the material is heat-sensitive and can decompose, ignite, or undergo dangerous reactions if exposed to elevated temperatures.

Question 4

What is a 'Hazardous Waste Manifest' required for?

Accepted Answer

Transporting materials listed as hazardous wastes under EPA regulations

Answer

A Uniform Hazardous Waste Manifest (EPA Form 8700-22) is required when transporting materials designated as hazardous wastes under EPA RCRA regulations.

Question 5

Why must cargo heaters be turned off when loading or unloading flammable materials?

Accepted Answer

To eliminate potential ignition sources for flammable vapors

Answer

Cargo heaters must be off during loading and unloading of flammables because the heater's flame or hot surfaces can ignite flammable vapors that are released.

HazMat - Hazardous Materials Endorsement Practice Test

HazMat - Hazardous Materials Endorsement Practice Test

HazMat HazMat Loading, Unloading, and Segregation 3