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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. If hazardous materials are spilling from your vehicle while you are driving, after parking the vehicle do NOT:
send someone else for help.
try to find the source of the leak by smell.
secure the area.
stay there.
2. If your placarded trailer has dual tires, you should check the tires:
at the beginning of each trip and each time the vehicle is parked.
once a week.
once every 3 months.
once every 500 miles.
3. A vehicle inspection should be done:
by a helper whenever possible.
differently each time, so you are less likely to forget something.
the same way each time so you are less likely to forget something.
once every month.
4. When carrying division 1.1, 1.2, or 1.3 explosives, do not park within ______ of a bridge, tunnel, or building, except for short periods of time needed for vehicle operation necessities.
50 feet
1000 feet
500 feet
300 feet
5. Which of the following is NOT true? The person watching the loading or unloading of a tank must:
be alert.
wear a HazMat suit.
know the procedures to follow in an emergency.
know the hazards of the materials involved.
6. When driving in very hot weather, you may have to:
decrease your following distance.
increase your speed until the tires cool off.
reduce your speed to prevent overheating.
watch out for black ice.
7. If the ABS is not working:
you should immediately reduce your speed.
the truck will have no brakes.
the truck will still have normal brakes.
All of the above.
8. If you are at the scene of an incident involving hazardous materials, you should:
write description of the scene on the shipping paper.
keep people far away and upwind.
avoid warn others of the danger as this could caus a panic attack.
All of the above.
9. When driving on slippery surfaces, a lack of spray from other vehicles indicates that:
there is no ice on the road surface.
the pavement is dry.
ice has formed on the road.
the road hasn't started to ice up yet.
10. Highway curves should be taken _________ the posted speed limit.
slightly above
slightly below
well below
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Hazmat CDL Test (AL)

Number of questions: 30
Correct answers to pass:24
Passing score:80%
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