Free District of Columbia CDL HazMat Practice Test 2023

Welcome to the free CDL hazmat practice test for District of Columbia 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 DC 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 DC 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 take our CDL practice test as often as you want. Good luck and keep driving safely!

Our CDL practice tests:

Based on 2021 DC commercial driver's license manual

Full answers + detailed explanations

Perfect for first-time, renewal applicants

DC CDL HazMat Test format:

30 questions

24 correct answers to pass

80% passing score

List of questions

1.

When handling packages of explosives, you must:

2.

A vehicle carrying explosives has crashed with another vehicle. You should not pull them apart until:

3.

If your work requires, you may temporarily park within 5 feet of the road with the most of hazardous materials. The following items are the exceptions that forbid parking this close to the edge of the road:

4.

Class 1.1 explosives must not be transported in a combination vehicle if it includes:

5.

One of how many different symbols could appear in column one of the hazardous materials table?

6.

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

7.

A person attending a placarded vehicle must do all of the following EXCEPT:

8.

When can the hazard class be abbreviated on the shipping papers?

9.

If you are transporting explosives and you become involved in a collision, it is important you remove all explosives before separating the vehicles. These explosives must be placed how many feet away from the vehicles and occupied buildings?

10.

Certification that the shipper has prepared the shipment according to regulations will appear on the:

11.

Column 3 of the Hazardous Materials Table indicates __________.

12.

The hazard class of all materials specifies ________.

13.

A separate additional placard is required for materials that:

14.

Requirements of hazmat placard placement include:

15.

When is it acceptable to use a hazard class or ID number to describe non-hazardous materials?

16.

There are special cargo heater rules for loading which materials?

17.

In the event of a hazmat incident or accident, the driver should do all of the following except:

18.

Loads containing material from Placard Table 1 must be placarded:

19.

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

20.

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

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