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.
You must placard a shipment containing class 4.1 Flammable Solid when:
2.
A placarded vehicle must have at least how many identical placards?
3.
Cargo tanks are bulk packaging permanently attached to a vehicle whereas portable tanks are _______.
4.
Emergency response information must:
5.
The hazardous waste manifest must contain the EPA registration number and name of the shipper, destination, and:
6.
A placarded vehicle, or one that has cargo tanks used for hazmat, must do what at a railroad crossing?
7.
When parking loads of Division 1.1, 1.2, or 1.3 explosives, you may only leave your vehicle unattended when parked _______.
8.
In the event of an accident, it is your job as the driver to ________ if you are able.
9.
Hazardous waste can only be handled or carried by:
10.
Hazmat placards must be placed how far away from other markings?
11.
If a hazmat load does not have properly prepared shipping papers available, you should:
12.
Transporting poisons or inhalation hazards in the cab or sleeping berth is acceptable when?
13.
Why should someone always be at the nozzle when you are fueling a placarded vehicle?
14.
To decide which placards to use, you need to know the amount being shipped, the material's hazard class, and:
15.
One requirement of loading Class 8 materials would be:
16.
Hazmat package labels are what shape?
17.
What are portable tanks?
18.
Nitric acid of what concentration should never be above any other product?
19.
All of the following are acceptable methods of transporting Class 2 hazmat except:
20.
What should the driver do with leaking shipments or packages?