View instructions
Any driver, regardless of the vehicle Class, who wants to haul hazardous materials, must add an “H” endorsement to their CDL. In order to obtain the Hazmat endorsement drivers are required to pass a Transportation Security Administration background check and a knowledge test. The Alabama hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The AL CDL hazmat test covers the information found in the Alabama CDL Manual. Study the chapter covering hazardous materials to learn how to recognize, handle, and transport Hazmat, then take this practice test to prepare for your exam!
1. To know how much space you should keep in front of you:
wait until the vehicle ahead of you passes a clear landmark, then count off the seconds until you reach the same spot.
estimate how many vehicle lengths there are between you and the vehicle ahead.
estimate how many seconds it would take you to reach the vehicle ahead.
None of the above.
2. Which of the following statements about portable tanks is TRUE?
The product is loaded or unloaded while the portable tanks are off the vehicle
They are not permanently attached to a vehicle
They must show the lessee or owner's name
All of the above.
3. A person attending a placarded parked vehicle:
must be in the vehicle, awake, or within 100 feet of the vehicle, and have the vehicle within clear view.
must be able to move the vehicle, if needed.
must know what to do in emergencies.
All of the above.
4. When you take a break in the middle of your trip, you should check:
tires, brakes, lights and cargo securement devices.
missing exhaust pipes.
heater, defroster and windshield wiper blades.
gauges for signs of trouble.
5. Air brakes use ________ to make the brakes work.
compressed gas cylinders
compressed gases
compressed air
compressed oil
6. Non-bulk packaging means a packaging which has:
a maximum capacity of 450 L (119 gallons) or less as a receptacle for a liquid.
a maximum net mass less than 200 kg (441 pounds) and a maximum capacity of 225 L (60 gallons) or less as a receptacle for a solid.
a water capacity greater than 908 kg (2,000 pounds) or less as a receptacle for a gas.
All of the above.
7. When driving in work zones you should:
Use your four-way flashers or brake lights to warn drivers behind you.
Drive slowly and carefully.
Observe the posted speed limits at all times.
All of the above.
8. Placards are:
signs put on the inside of a vehicle that remind the driver of the type of cargo he or she is carrying.
signs put on the outside of a vehicle that identify the hazard class of the cargo.
used to warn others when the Gross Vehicle Weight (GVW) exceeds 10,000 pounds.
signs that warn others to stay at least 500 feet away from the vehicle.
9. If the drive wheels start to skid:
push in the clutch to let them turn freely.
use the brakes to slow down.
accelerate slightly to regain control.
All of the above.
10. When the temperature drops:
bridges will freeze before the road will.
bridges usually freeze after other parts of the roadway.
bridges will not freeze.
None of the above.
Page 1 of 3
Next page

AL CDL Hazmat Test

Number of questions: 30
Correct answers to pass:24
Passing score:80%
Share This Online CDL Test
Rate this CDL Hazmat Test
4.6 out of 5
based on 391 votes