Free Colorado CDL HazMat Practice Test 2023

Welcome to the free CDL hazmat practice test for Colorado drivers. As you know, Hazardous Materials (HazMat) endorsement which allows you to carry a wider range of loads, including those objects with more dangerous items requires more training. As a CDL holder, if you want to expand your horizons, you have to get HazMat. The CDL hazmat questions will test your knowledge of various aspects of the safe transport and handling of hazardous materials. Our Colorado CDL practice test will give you the real experience of the exam as you will be more familiar with both the test format and the subject. The questions are based on the Colorado CDL manual and each question has a detailed explanation so that it is very useful for you to learn more about each topic. You can practice with our CDL practice test as often as you want. Good luck and keep driving safely!

Our CDL practice tests:

Based on 2021 CO commercial driver's license manual

Full answers + detailed explanations

Perfect for first-time, renewal applicants

CO CDL HazMat Test format:

30 questions

24 correct answers to pass

80% passing score

List of questions

1.

If transporting Division 1.1, 1.2 or 1.3 (Class A or Class B) explosives, drivers may prepare their own route plan if:

2.

In case an X or RQ is in the hazardous materials column of a shipper paper entry, what does it mean?

3.

The basic description of a hazardous material includes the hazard class, the identification number and the proper shipping name. Which of those must appear first in the shipping paper?

4.

There is an RQ before or after the item description on the shipping paper, what does it mean?

5.

The National Response Center must be called whenever which of the following occurs as a result of a hazmat incident or accident?

6.

Which of the following hazardous material classes is the most dangerous?

7.

What should shippers do if the hazard warning label does not fit on the package?

8.

What shape are hazmat placards?

9.

The driver should try to contain, repair, and clean up leaks:

10.

If you are hauling hazardous materials and have ___ tires on your vehicle, you must stop and check them every time you park.

11.

When shippers package hazardous materials, they must certify that this was done according to regulations. Which of the following is the exception?

12.

Hazmat placards must be placed how far away from other markings?

13.

The responsibility of reporting incidents and accidents to the proper agencies belongs to:

14.

The cost of contamination cleanup from an in-transit, leaking hazmat load is the responsibility of:

15.

In case of a fire, if the trailer doors are hot:

16.

The set of regulations that detail how to package, load, transport, and unload hazmat is called:

17.

You should not smoke within _______ feet of a placarded cargo tank used for Class 3 (Flammable Liquids) or Division 2.1 (Gases).

18.

If a hazmat label cannot be put directly on a package, the shipper may:

19.

All of the following are acceptable methods of transporting Class 2 hazmat, EXCEPT:

20.

Hazmat placards will normally display the hazardous cargo's:

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