HazMat Hazardous Materials (HazMat) Endorsement Awareness 2

Question 1

Which federal agency primarily regulates the transportation of hazardous materials on US highways?

Accepted Answer

PHMSA

Answer

The Pipeline and Hazardous Materials Safety Administration (PHMSA) sets the regulations for hazardous materials transportation, while FMCSA enforces them for motor carriers.

Question 2

A shipper provides a shipping paper listing 'UN1203, Gasoline, 3, PG II.' What does 'PG II' indicate?

Accepted Answer

The packing group represents a medium degree of danger

Answer

Packing Group II (PG II) indicates a medium degree of danger, with PG I being high danger and PG III being minor danger.

Question 3

When must a driver stop before crossing a railroad grade crossing while transporting HazMat?

Accepted Answer

Always, regardless of signals

Answer

HazMat-laden vehicles must always stop at railroad grade crossings between 15 and 50 feet from the nearest rail, regardless of signals or traffic.

Question 4

Which placard is required when transporting any quantity of a Division 2.3 (poison gas) material?

Accepted Answer

Poison Inhalation Hazard

Answer

The 'Poison Inhalation Hazard' placard is required for any quantity of Division 2.3 materials because of the extreme inhalation risk they pose.

Question 5

A driver discovers a leak in a HazMat package en route. What is the FIRST action to take?

Accepted Answer

Park safely, stay upwind, and call for help

Answer

The driver must stop safely, keep away from and upwind of the leaking material, and immediately call emergency services and the carrier.

HazMat - Hazardous Materials Endorsement Practice Test

HazMat - Hazardous Materials Endorsement Practice Test

HazMat Hazardous Materials (HazMat) Endorsement Awareness 2