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
Deciding which placards to use requires knowing:
Your vehicle carries explosives, oxidizer or flammables. It is necessary to not smoke within ____ feet of the vehicle.
Who is responsible for safely transporting a hazardous material shipment without delay and keeping the shipping papers in the right place?
What symbol in column one of the hazardous materials table Identifies a proper shipping name that is used to describe materials in international transportation?
If your vehicle is transporting ____ of chlorine, you should stop before crossing a railroad grade.
The dated certificate of radioactive materials training should be:
In order to properly fight a hazmat fire, the driver must:
Compressed gas cylinders that will not hold labels will _____.
A full stop is required at a railroad crossing when:
Which of the following is proper about a prepared Uniform Hazardous Waste Manifest?
If you discover a cargo leak, identify the hazardous materials by using _______.
An ID number for material that is used for items only shipped in the US and Canada will be preceded by:
It is crucial that the shipping papers, labels, and placards are correct because:
Shippers of hazardous wastes must include the word WASTE where?
To communicate the risk of hazardous material, shippers must warn drivers and others. What is the way that the shippers warn others of the hazardous materials?
Smoldering packages of flammable solids should be:
It is especially important that nobody smoke near what class of hazard?
Who is responsible for packaging, labeling and preparing the hazardous material shipping papers for a common carrier?
The cost of contamination cleanup from an in-transit, leaking hazmat load is the responsibility of:
Examples of shipping papers include all of the following except ______.