Prepare for your Hazardous Materials identification test with these practice questions and answers. This guide covers hazmat placards, warning labels, UN identification numbers, and DOT requirements.
Q: Shippers package in order to (fill in the blank) the material.
Answer: Certify on the shipping paper that the shipment has been prepared according to the rules
Q: Driver placard their vehicle to (fill in the blank) the risk.
Answer: Communicate.
Q: What three things do you need to know to decide which placards (if any) you need?
Answer: 1) Material’s hazard class.2) Amount being shipped.3) Amount of all hazardous materials of all classes on your vehicle.
Q: A hazardous materials identification number must appear on the (fill in the blank) and on the (fill in the blank). Theidentification number must also appear on cargo tanks and other bulk packaging.
Answer: 1) Shipping paper2) Package
Q: Where must you keep shipping papers describing hazardous materials?
Answer: 1) In a pouch on the driver’s door, or2) In clear view within immediate reach while the seat belt is fastened while driving, or3) On the driver’s seat when out of thevehicle.
Q: Around which hazard classes must you never smoke?
Answer: Class 1 (Explosives)Class 2.1 (Flammable Gas )Class 3 (Flammable Liquids)Class 4 (Flammable Solids)Class 5 (Oxidizers)
Q: Which three hazard classes should not be loaded into a trailer that has a heater/air conditioner unit?
Answer: Class 1 (Explosives)Class 2.1 (Flammable Gas )Class 3 (Flammable Liquids)
Q: Should the floor liner required for Division 1.1 or 1.2 materials be stainless steel?
Answer: No, the liner must be either non-metallic material or non-ferrous metal.
Q: At the shipper’s dock you’re given a paper for 100 cartons of battery acid. You already have 100 pounds of dry SilverCyanide on board. What precautions do you have to take?
Answer: You cannot load them together in the same cargo space.
Q: Name a hazard class that uses transport indexes to determine the amount that can be loaded in a single vehicle.
Answer: Class 7 (Radioactive) Materials.
Q: What are cargo tanks?
Answer: Bulk packaging permanently attached to a vehicle.
Q: How is a portable tank different from a cargo tank?
Answer: It is not permanently attached to a vehicle.
Q: Your engine runs a pump used during delivery of compressed gas. Should you turn off the engine before or after unhooking hoses after delivery?
Answer: Turn it off before unhooking hoses.
Q: If your placarded trailer has dual tires, how often should you check the tires?
Answer: At the start of each trip and when you park.
Q: What is a safe haven?
Answer: A safe haven is an approved place for parking unattended vehicles loaded with explosives.
Q: How close to the traveled part of the roadway can you park with Division 1.2 or 1.3 materials?
Answer: 5 feet.
Q: How close can you park to a bridge, tunnel, or building with the same load?
Answer: 300 feet.
Q: What type of fire extinguisher must placarded vehicles carry?
Answer: A fire extinguisher with a UL rating of 10 B:C or more.