South Dakota DMV CDL HazMat Quick Practice Test

South Dakota DMV CDL HazMat Quick Practice Test For 2026

CDL Class A, B or C. Complete CDL driver training course. All the questions in this test are from the official DMV written exam. You can use our free online tests to evaluate how likely you are to pass the official DMV test. Or you can just cut to the chase and increase your chances of passing by upgrading to Premium Membership and unlock official DMV tests. In addition, you will also receive a master cheat sheet which contains all your state’s DMV questions and answers. Premium membership also unlocks a smart tracker which keeps an inventory of all incorrectly answered questions for easy, fast and effective revision. Practice with our free tests or hit Upgrade button below for premium access and increase your chances of passing your DMV written exam.

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Quick Facts:

Number of Questions – 20

Passing Percentage – 80%

Test Type – Free Test

1. Bridges usually:

Freeze, but only once the temperature drops significantly below 32 degrees Fahrenheit.
Freeze after other road surfaces freeze.
Freeze before other road surfaces.
Have heaters to prevent them from freezing.

2. Areas of the road that are shaded:

Usually do not freeze.
Usually do not contain moisture, so they can’t freeze.
Will remain slick after ice on other areas of the road has melted.
Should always be avoided.

3. When driving, keeping space between your vehicle and other vehicles is:

Not important.
Important.
A waste of time.
Optional.

4. Shippers package in order to ____ hazardous materials.

Contain
Release
Insulate

5. If a package contains liquid containers, the package must display:

Arrows pointing in the correct upright direction.
A return address.
The number of containers inside the box.
The word "fragile."

6. If you are transporting hazardous materials and the cargo is on fire, you should:

Try to put it out with a fire extinguisher.
Contact emergency personnel and let them battle the fire.
Hope the fire goes out by itself.

7. When driving, you should stop and take a break ____ to avoid becoming too tired.

Every half hour
Every hour
Every two hours
Every six hours

8. Which agency helps coordinate emergency response to chemical hazards?

The National Response Center
The Federal Containment Organization
The United Center for Chemical Assistance

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