CDL · Hazardous materials
What are placards on a vehicle meant to do?
Correct answer: Warn others that hazardous materials are on board.
Answer options
- ARemind drivers behind the vehicle not to tailgate
- BShow that the load sticks out 4 feet or more past the rear
- CWarn others that hazardous materials are on board Correct
Why
Placards are diamond-shaped signs on the outside of the vehicle that identify the hazard class of the cargo, so other drivers and emergency responders know what danger is present. They have nothing to do with following distance or with marking a load that extends past the rear.
About this question
Topic: Hazardous materials License: CDL
Part of these practice sets:
Where it applies: Asked in every state.
Practice the whole set
This question is part of Labels, Markings and Placards (23 questions). Take the full set and check your score.
Practice Labels, Markings and PlacardsMore questions from Labels, Markings and Placards
- Apart from cargo tanks and other bulk containers, where must a hazardous material's identification number be shown?
- Shippers must put hazard warning labels on most packages of hazardous materials. What shape must those labels be?
- Before you can tell which placards, if any, a hazmat shipment calls for, which three facts about it do you need?
- What total weight of Placard Table 2 materials on a vehicle triggers the need for placards?
- Where is the identification number of a hazardous material displayed?
- Of the RADIOACTIVE hazard labels, which one is used on packages with the highest radiation level at the surface?
- If you look at the hazard warning label on a package of hazardous materials, what shape will you see?
- Where must hazardous materials placards appear on a vehicle?
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