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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 Pennsylvania hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The PA CDL hazmat test covers the information found in the Pennsylvania 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 prevent drowsiness you should:
never drive with a passenger.
get adequate sleep before a trip.
avoid exercise to save more energy.
schedule trips for the middle of the night.
2. If you are being tailgated, you should:
try to let the other vehicle pass.
turn on your taillights.
speed up.
drive on the shoulder.
3. If you must stop on a one-way or divided highway, you should place warning devices _______ toward the approaching traffic.
5, 50 and 500 feet
10, 100 and 200 feet
5, 25 and 50 feet
3, 15 and 45 feet
4. If you notice a cargo leak, you should identify the hazardous material leaking:
by smell.
by touching the material.
by taste.
by using the shipping papers.
5. If the diamond-shaped hazard warning label won't fit on a package, shippers may label the hazardous materials:
with a tag.
by placing the package in a hazmat container.
using a bar code instead.
All of the above.
6. When driving on slippery roads, you should NOT:
watch far enough ahead to keep a steady speed.
try to anticipate stops early.
use the engine brake.
go slowly.
7. When more cargo is piled up in a truck, the center of gravity moves:
closer to the ground.
to the left side of the truck.
to the right side of the truck.
higher up from the road.
8. If you are at the scene of an incident involving hazardous materials, you should:
avoid warn others of the danger as this could caus a panic attack.
write description of the scene on the shipping paper.
keep people far away and upwind.
All of the above.
9. If you get stuck on the railroad tracks, the first thing you should do is:
try to move your vehicle until you see the train.
stay in your vehicle and call 911.
scream for help.
immediately get out of the cab and move away from the tracks.
10. Which of the following hazard classes should NOT be placed into a temperature-controlled trailer?
Classes 1, 3, and 4
Classes 1, 2.1, and 3
Classes 1, 3, and 5.1
Classes 1, 4, and 5
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PA CDL Hazmat Test

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