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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 Connecticut hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The CT CDL hazmat test covers the information found in the Connecticut 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. A shipping paper for hazardous materials must include:
a proper shipping description for each hazardous material.
page numbers if the shipping paper has more than 1 page.
a shipper's certification, signed by the shipper, saying they prepared the shipment according to the regulations.
All of the above.
2. Brake fade results from, and is affected by:
excessive heat caused by not relying on the engine braking effect.
excessive heat caused by using the brakes too much.
brakes out of adjustment.
All of the above.
3. Whether or not they load and secure the cargo themselves, drivers are responsible for:
knowing the cargo does not obscure the view ahead or to the sides.
making sure the cargo does not restrict access to emergency equipment.
recognizing poorly balanced weight.
All of the above.
4. The regulations require that hazardous materials employees be trained and tested at least once every:
3 years.
2 years.
4 years.
5. When going down grades, you should:
downshift to a lower gear.
rely solely on engine braking to reduce your speed.
shift up.
put the transmission in Neutral.
6. The power unit of placarded vehicles must have a fire extinguisher with a UL rating of _______ or more.
15 B:C
10 B:C
20 B:C
10 A:B
7. When driving at night, you should dim your lights within ______ of an oncoming vehicle.
500 feet.
400 feet.
300 feet.
250 feet.
8. When going down a steep downgrade, you should primarily brake using:
the parking brake.
the service brakes.
the emergency brake.
the braking effect of the engine.
9. When they package the materials, shippers must:
make them easy to identify.
make them easy to handle.
make them as light as possible.
All of the above.
10. When your drive wheels have poor traction, you should:
only use the retarder on the front wheels.
turn the retarder on.
turn the retarder off.
only use the retarder on the rear wheels.
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CT CDL Hazmat Test

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