Free District of Columbia CDL HazMat Practice Test 2022

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 2022 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 hauling hazardous materials, you must check your dual tires:
2.
A placarded vehicle not carrying Division 1.1,1.2,or 1.3 explosives may be parked within 5 feet of a travelled roadway only when:
3.
The hazard class of a two-liter bottle of material is Flammable Liquid. If the description also says Poison Inhalation Hazard you should:
4.
While loading or unloading a cargo tank, a qualified person must be watching and be within how much feet of the tank?
5.
A hazardous material intended for only transport by water will be indicated by what letter in column 1 of the hazmat table?
6.
If you discover a fire while you are transporting hazardous materials and the trailer doors feel hot, you should ______.
7.
What is the purpose of hazmat shipping papers?
8.
To stay safe and legal while transporting hazmat, drivers should never:
9.
The only exceptions to the shipper's certification requirement are if the package is provided by the carrier, or:
10.
Smoking is prohibited within _____ of a vehicle carrying Class 4.2 material:
11.
What shape are hazmat placards?
12.
Which of the following is correct about the transport index of a radioactive material?
13.
Signs identifying the hazard class of the cargo and placed on the outside of the vehicle are known as:
14.
Who is responsible for safely transporting the shipment of hazardous materials without delay?
15.
An example of a flammable gas is:
16.
What hazard class and division is a flammable solid?
17.
In addition to a hazmat endorsement, what else may be required to transport certain hazmat materials, or transport over certain routes?
18.
Before pulling apart vehicles in an accident involving Class 1 materials:
19.
Bulk packaging is ________.
20.
Typically, identification numbers are _____ digit codes.