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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 Mississippi hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The MS CDL hazmat test covers the information found in the Mississippi 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. Move-over laws require drivers to _________ when approaching an emergency vehicle stopped on the roadside or a work zone.
slow down and change lanes
change direction
sound their horn
2. Improperly placarded vehicles can only be moved:
by their owner.
in the daytime.
during an emergency.
at night.
3. When the temperature drops:
bridges will not freeze.
bridges will freeze before the road will.
bridges usually freeze after other parts of the roadway.
None of the above.
4. When checking the engine compartment:
you should put the gearshift in neutral.
the parking brake should be on.
the engine should be running.
wheels should not be chocked.
5. Which of the following is a clue suggesting a shipment of HazMat?
Type of package is being shipped.
Tanks with diamond labels or placards on the premises.
The type of business is the shipper is in.
All of the above.
6. When driving at night, you should dim your lights within ______ of an oncoming vehicle.
400 feet.
250 feet.
500 feet.
300 feet.
7. Hazardous materials include all of the following except:
8. If you discover a cargo leak, you should call for help and:
try to identify the material by smell.
use shipping papers to identify the leaking material.
continue driving in order to find a truck stop.
touch the leaking HazMat to identify the material.
9. On front tires, tread should be at least:
2/32 inch
4/32 inch
1/16 inch
4/16 inch
10. The total transport index of all packages in a single vehicle must not exceed:
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MS CDL Hazmat Test

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