CDL · Hazardous materials

What is the purpose of the placards displayed on a vehicle?

Correct answer: To alert others that the vehicle is hauling hazardous materials.

Answer options

  1. ATo tell motorists with children on board to change lanes
  2. BTo alert others that the vehicle is hauling hazardous materials Correct
  3. CTo show that the vehicle recently passed a safety inspection

Why

A placard tells anyone near the vehicle, including emergency crews, that hazardous cargo is on board and which hazard class it belongs to. It has nothing to do with lane changes or inspection status.

About this question

Topic: Hazardous materials   License: CDL

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Where it applies: Asked in every state.

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This question is part of Labels, Markings and Placards (23 questions). Take the full set and check your score.

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