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.

You are behind the wheel of a truck carrying a hazardous material shipment. The shipping papers must be on the pouch on the driver’s door or in which of the following?

2.

The intent of the Hazardous Materials regulation has three parts: (1) to ensure safe drivers and equipment (2) to contain the materials and (3)?

3.

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

4.

If you need to placard a vehicle for hazardous materials, how many placards will you need?

5.

When transporting chlorine in a cargo tank, you must have:

6.

A placarded vehicle must have at least how many identical placards?

7.

A railroad crossing is ahead of you and you are hauling hazardous material. When you stop for the crossing, you can stop as far away as _____ feet from the nearest rail.

8.

Cargo tanks are bulk packaging permanently attached to a vehicle whereas portable tanks are _______.

9.

Emergency response information must:

10.

The hazardous waste manifest must contain the EPA registration number and name of the shipper, destination, and:

11.

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

12.

Hazardous waste can only be handled or carried by:

13.

Before transporting a material, drivers should check:

14.

Transporting poisons or inhalation hazards in the cab or sleeping berth is acceptable when?

15.

There are ____ classes of hazardous materials.

16.

Why should someone always be at the nozzle when you are fueling a placarded vehicle?

17.

One requirement of loading Class 8 materials would be:

18.

Hazmat package labels are what shape?

19.

Nitric acid of what concentration should never be above any other product?

20.

What should the driver do with leaking shipments or packages?

District-of-columbia Pre-Trip Test District-of-columbia Hazmat Test District-of-columbia School Bus Test District-of-columbia Air Brake Test District-of-columbia General Knowledge Test District-of-columbia Combination Vehicles Test District-of-columbia Doubles/ Triples Trailers Test District-of-columbia Tanker Vehicles Test District-of-columbia Passenger Vehicles Test