Hazmat Flashcards
7 cards from real CDL practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Hazmat flashcards as text
What does a placard on a vehicle indicate?
Answer: The vehicle is carrying hazardous materials
Placards are diamond-shaped signs that warn others the vehicle contains hazardous materials.
When are placards generally required on a transport vehicle?
Answer: When transporting any quantity of certain materials or 1,001 lbs or more of others
Some materials require placards in any amount, while others require them at 1,001 pounds or more aggregate gross weight.
How many placards must a placarded load display?
Answer: Four, on each side and each end
Placards must be displayed on all four sides of the vehicle: front, rear, and both sides.
What is the purpose of the four-digit ID number on some shipments?
Answer: Identifies the specific hazardous material
The four-digit identification number identifies the specific hazardous material for emergency responders.
Where must placards be readable to qualify as properly displayed?
Answer: Word and number readable from any direction
Placards must be readable from any direction so the hazard is identifiable from all sides.
Who is responsible for properly placarding the vehicle?
Answer: The shipper supplies them and the driver must apply and display them
The shipper provides the correct placards, but the driver is responsible for displaying them properly.
A placard with the word 'DANGEROUS' may be used for what?
Answer: Two or more Table 2 materials loaded at different locations
The DANGEROUS placard can replace separate placards for two or more Table 2 materials.