Your Progress

  • 0 Incorrect (6 allowed to pass)
  • 0 Correct
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30

How to Pass The First Time

  • Practice with the Free tests
  • Unlock 67 Premium tests
  • Review our Premium Cheat Sheets
Pass The first time, guaranteed

or we return 100% of your money

  • 0 Incorrect (6 allowed to pass)
  • 0 Correct
Restart
 
 
 
 
 
Advertisement
Ask DMV Genie AI
new
Explore free tests
  • Updated for October 2024
  • Based on 2024 WA commercial driver's license manual

WA CDL Hazardous Materials (HazMat) Practice Test 2024

If you’re in Washington, this CDL HazMat practice test is for you!

All sorts of containerized goods arrive in the Port of Seattle every day. Massive cargo ships bring in automobiles, bulk commodities, electronics, and even dangerous products from the Asian continent. Washington serves as a gateway that receives and distributes these goods to the rest of the country, making a significant contribution to the U.S. supply chain. Once the ships are unloaded, trucks transport this cargo on the roads.

Hazardous materials are a special category of products that pose a risk to health, safety, property, or the environment. They include flammable gases, pesticides, explosives, infectious substances, and even radioactive materials. Given their high-risk classification, such cargo must be handled exclusively by trained professionals.

To transport these hazardous substances, you’ll need a Hazardous Materials (H) endorsement on your Commercial Driver’s License (CDL). This endorsement is granted after passing a written knowledge test, which covers topics like emergency procedures in case of a spill, hazmat classification, and federal regulations governing hazmat transportation. Additionally, you must also pass a Transportation Security Administration (TSA) Threat Assessment (background check). This is a complex subject that shouldn’t be taken lightly, as you wouldn’t want an unqualified driver to be responsible for such a dangerous task.

A good starting point for all students is the official 2024 CDL manual (https://driving-tests.org/washington/wa-cdl-handbook/), which contains information related to commercial driving, including the transportation of hazardous materials. However, those who truly want to master this subject will make good use of various online resources that significantly boost their learning journey.

Our CDL HazMat practice tests, specific to the state of Washington, closely mirror the actual written exam. Each test contains 30 questions with multiple answer choices, but only one is correct. Take as long as you need before selecting an answer, as there is no countdown to pressure you. Your score is permanently displayed and it updates in real-time, so you won’t have to wait until the end to know whether you’ve passed or failed. Detailed feedback is provided after each question, allowing students to develop a better understanding of the subject. This way, you can correct mistakes and increase your knowledge as you continue practicing.

  • Perfect for first-time and renewal CDL/CLP applicants, and those adding endorsements
This test is a Premium member exclusive. You'll get

All 650 exam-like questions specific to Washington

Interactive learning with AI personal tutor

Unique 360° Virtual Road Simulations

Get your money back if you don’t pass

About this test

5 min to complete
Available in EN and ES
Verified by Steven Litvintchouk, M.S., Chief Educational Researcher, Member of ACES. See our detailed commitment to accuracy and quality in our practice tests.

What to expect on the actual WA DOL exam

30

questions

24

correct answers to pass

80%

passing score

Are you in another state?

Your go-to, trusted source

Experience the Driving-Tests difference
Since our foundation in 2010, Driving-Tests.org has led the way in online driver's education, with over a decade of experience. Our dedicated experts, bringing together more than 50 years of collective expertise, have established us as the largest non-governmental organization in the U.S. solely focused on driver education. We go beyond the official manuals, offering unique interactive experiences and support like audio guides and an AI Assistant, to cater to different learning styles and needs.
Helping hundreds of thousands to ace their tests, our resources have earned a 4.7-star rating from over 14,500 reviews. Our goal is to make your path to becoming a confident driver as straightforward and effective as possible.

Try Driving-Tests Premium

Pass the knowledge test the first time, guaranteed.