SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/cdl-hazard-definition

In CDL terms, what is a hazard?

A hazard is any road condition or road user that could be dangerous.

Start playing free

  1. Only bad weather
  2. Only large trucks
  3. Any road condition or road user that could be dangerous ✔

Why: Hazards include curves, potholes, cyclists, pedestrians, and vehicles entering the road. Scanning ahead helps you spot them early.

Huh, didn't know that: The manual lists drivers, motorcyclists, bicyclists and pedestrians as road users who can be hazards.

The dad joke
Why did the hazard go to driving school? To become a known danger.
Like this card?
Play the game

References

Answer: Any road condition or road user that could be dangerous. Hazards include curves, potholes, cyclists, pedestrians, and vehicles entering the road. Scanning ahead helps you spot them early.

  1. California Commercial Driver Handbook (AAMVA model manual) www.dmv.ca.gov/portal/file/california-commercial-driver-handbook-pdf
    A hazard is any road condition or other road user (driver, motorcyclist, bicyclist, and pedestrian) that is a possible danger.
    Checked 2026-10-10.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Cars & DrivingHow far ahead should a CDL driver scan the road ahead?Cars & DrivingHow often does the CDL manual say to check your mirrors?Cars & DrivingWhat are the three parts of total stopping distance?

That's stuff everyone should know.