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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 South Dakota hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The SD CDL hazmat test covers the information found in the South Dakota 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 radioactive material is involved in a leak or broken package:
immediately contact the fire department.
do not touch the leaking package and drive to the nearest service station.
do not use the vehicle until it is cleaned.
clean the vehicle without touching the radioactive material.
2. If you're carrying hazardous materials and are stopped at a truck stop, you should:
leave the shipping papers on the dashboard in clear view.
tuck the shipping papers under your windshield wiper.
leave the shipping papers in the driver’s door pouch or on the driver’s seat.
keep the shipping papers with you.
3. Placards should be placed at least ______ away from any other markings.
3 inches
6 inches
7 inches
15 inches
4. Passive railroad crossings:
do not have traffic control devices.
usually have a person directing traffic.
have at least one traffic control device.
should never be crossed using a CMV.
5. To know how much space you should keep in front of you:
estimate how many vehicle lengths there are between you and the vehicle ahead.
estimate how many seconds it would take you to reach the vehicle ahead.
wait until the vehicle ahead of you passes a clear landmark, then count off the seconds until you reach the same spot.
None of the above.
6. If your vehicle is placarded, you must stop before a railroad crossing.  You must stop _______ before the nearest rail.
25 to 75 feet
5 to 25 feet
30 to 60 feet
15 to 50 feet
7. All drivers involved in transporting hazardous materials must:
follow all special rules about transporting hazardous materials.
refuse leaking packages.
know the security risks of hazardous materials transportation.
All of the above.
8. If the hazardous materials are not properly prepared, a carrier should:
accept the shipment.
add a note to the shipping paper.
refuse the shipment.
write a report.
9. What is used to warn others of HazMat?
Emergency packages
Flashing lights
Security envelopes
10. The two main places on which the hazardous materials identification number must appear are:
the gas tank and the right side of the truck.
the shipping paper and the package
the license plate and the package.
the shipping paper and the driver's ID.
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SD 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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