Hazmat Placard Awareness Flashcards

A placard showing a flame symbol over a horizontal red-and-white striped background indicates which hazard class?

Answer: Class 4 Flammable Solid

Class 4 Flammable Solid placards feature a red-and-white vertically striped background with a flame symbol.

When transporting hazmat on a forklift within a facility, who is responsible for ensuring required placards are in place?

Answer: The forklift operator handling the load

The forklift operator is responsible for verifying that any required hazmat placards or labels are present and visible before moving the load.

Which DOT placard category uses an all-white background with a black propeller symbol?

Answer: Class 7 Radioactive

Class 7 Radioactive materials use a white placard (or yellow-and-white) with the distinctive three-bladed propeller (trefoil) symbol.

A damaged or illegible hazmat placard on an inbound shipment should be:

Answer: Reported to a supervisor and the shipment quarantined

A damaged or unreadable placard must be reported immediately and the shipment held until proper identification and placarding is confirmed.

What is the minimum aggregate gross weight of hazardous materials in non-bulk packages that generally requires placarding under DOT regulations?

Answer: 1,001 lbs (454 kg)

DOT regulations generally require placarding when the aggregate gross weight of non-bulk packages in a hazard class reaches 1,001 lbs.

A green diamond-shaped placard with a gas cylinder symbol represents:

Answer: Class 2.2 Non-Flammable Compressed Gas

A green placard with a cylinder symbol identifies Class 2.2 Non-Flammable Compressed Gas.

When a forklift operator notices a leaking hazmat container with an orange placard, the FIRST action should be:

Answer: Evacuate the area and notify emergency response personnel

Orange placards indicate explosives; the immediate priority is evacuating the area and alerting emergency response before any other action.