HazMat Hazardous Materials (HazMat) Endorsement Operations 5

Question 1

What is the primary purpose of the 'compatibility' rules for transporting hazardous materials?

Accepted Answer

To prevent dangerous chemical reactions between different materials in the same vehicle

Answer

To reduce the total weight of hazardous cargo

Answer

To simplify placarding requirements for mixed loads

Answer

To standardize the placement of packages in the trailer

Question 2

Which of the following best describes a 'bulk packaging' for hazardous materials?

Accepted Answer

A single container with a capacity of 119 gallons or more for liquids

Answer

Any package weighing more than 100 lbs

Answer

Any package transported on a flatbed trailer

Answer

A package containing more than 10 individual units

Question 3

If a HazMat driver is involved in an accident resulting in a spill, which organization must be notified?

Accepted Answer

The National Response Center (NRC)

Answer

The EPA regional office only

Answer

The state department of transportation only

Answer

OSHA district office

Question 4

What type of hazardous material is classified under Class 4, Division 4.2?

Accepted Answer

Spontaneously combustible materials

Answer

Flammable solids

Answer

Dangerous-when-wet materials

Answer

Oxidizing solids

Question 5

How must a driver handle shipping papers when stopped and out of the vehicle during a HazMat transport?

Accepted Answer

Keep them in a pouch on the driver's door or on the driver's seat in plain sight

Answer

Lock them in the glove compartment

Answer

Store them with the cargo in the trailer

Answer

Hand them to a supervisor at each stop

Question 6

Which hazard class placard must ALWAYS be displayed regardless of quantity?

Accepted Answer

Class 7 — Radioactive Materials (when the transport index requires it) and Class 1 — Explosives

Answer

Class 3 — Flammable Liquids

Answer

Class 9 — Miscellaneous Hazardous Materials

Answer

Class 8 — Corrosives

Question 7

What does the term 'proper shipping name' refer to on a HazMat shipping paper?

Accepted Answer

The standardized name listed in the Hazardous Materials Table (49 CFR 172.101) for identifying the material

Answer

The trade name of the product as sold by the manufacturer

Answer

The name assigned by the shipper for internal tracking

Answer

The chemical formula of the hazardous material