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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 New Jersey hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The NJ CDL hazmat test covers the information found in the New Jersey 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. Containers of hazardous materials must:
be opened regularly to check their contents.
not be braced.
be made of cardboard.
None of the above.
2. If you get stuck on the railroad tracks, the first thing you should do is:
stay in your vehicle and call 911.
try to move your vehicle until you see the train.
immediately get out of the cab and move away from the tracks.
scream for help.
3. Which of the following is a common cause of truck fires?
Short circuits due to loose connections.
Under-inflated tires and duals that touch.
loose fuel connections.
All of the above.
4. When driving at night you should dim your lights when following another vehicle within:
500 feet.
100 feet.
50 feet.
1 mile.
5. If you are carrying Division 1.2 or 1.3 materials, you must park at least ______ from a bridge, tunnel, or building.
100 feet
500 feet
200 feet
300 feet
6. If your trucks has a high center of gravity, which of the following is true for curves?
Reduce your speed to a crawl.
You should slow down, as your truck can roll over at the posted speed limit for the curve.
You should travel at the posted speed limit.
None of the above.
7. When moving Division 1.1 or 1.2 materials, the floor liner you use must be:
ferrous metal.
either non-metallic material or non-ferrous metal.
None of the above.
8. Your vehicle has hydraulic brakes. When you press the brake pedal while driving and the pedal goes to the floor, remember that:
the parking brake should never used to slow the vehicle.
shifting into neutral may help slow the vehicle.
pumping the brake pedal may generate enough hydraulic pressure to stop the vehicle.
All of the above.
9. Shipping papers:
must be kept in electronic form.
should not be placed in the cab.
must be placed on all sides of the vehicle.
must specify what hazmat is being transported.
10. At a rest area, you discover your hazardous materials shipments is leaking. There is no phone around. You should:
never park your vehicle.
send someone else for help and give that person all of the necessary information.
continue driving in order to find a phone.
keep driving slowly until you reach a truck stop.
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NJ CDL Hazmat Test

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