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Oregon CDL HazMat Practice Test 4 2025

Average pass rate for CDL tests in Oregon: 62%.
Average pass rate for this test: 60%.
Moderate
9 min
Score distribution:
90-100=>14%
80-89=>0%
70-79=>43%
60-69=>43%
<60%=>0%
Avg. first-try score: 78%

The HazMat endorsement is required by the states for drivers of commercial vehicles. The purpose of the HazMat endorsement is to ensure that drivers are aware of the hazards associated with the transportation of hazardous materials. When you need a job that requires the HazMat endorsement, preparing for the CDL knowledge exam is hard. The Oregon CDL manual is overwhelming, filled with information that’s often confusing and hard to remember. You need something where you could supplement the dry information with exam-like practice. This HazMat practice test will help you prepare. We’ve designed it to be the tool that will help you pass the official exam with ease – by covering the same materials that the real exam is based upon. You’ll be getting instant feedback after each question so you’ll know why every answer is correct. The answers are explained with easy-to-follow language. You’ll study at your own pace, and even review specific questions if they give you problems. Good luck!

Oregon CDL HazMat Practice Test 4 2025
Commercial Driver's License
Based on the official OR CDL HandbookHandbook‑based (2025) + exam‑taker feedback
20 OR students practicing now
•50completed today

Accuracy & authorship

Steven Litvintchouk, M.S., Chief Educational Researcher at Driving-Tests.org

Reviewed for legal and handbook accuracy:

Steven Litvintchouk

M.S., Chief Educational Researcher (ACES member)

Last verified for accuracy on

Andrei Zakhareuski, Co-founder & CEO at Driving-Tests.org

Test design and learning experience oversight:

Andrei Zakhareuski

Co-founder & CEO, Driving-Tests.org

Questions are created and maintained by the Driving-Tests.org content team following our multi-layer editorial process and updated whenever the Oregon DMV changes its handbook or website information.

Official sources we check: Oregon CDL Handbook (2025 edition), Oregon DMV website

How to use this practice test

  1. Start here. One of 4 free Oregon tests. ~9 min. Read explanations as you go.
  2. Cover more ground. All tests have different questions - no repeats.
  3. Finish strong. Try the Exam Simulator for a full-length run.

Why this works

  • Exam-like questions from the current handbook + real test-taker patterns. Explanations cite the manual.
  • AI Assistant explains tricky items in plain language.
  • Performance Insights show your weak topics and what to study next.
  • Challenge Bank™ saves your mistakes for targeted practice.

Actual DMV permit test: What to expect?

The Oregon permit test has 30 questions. You must get 24 correct (80%) to pass.
  • Where: Any Oregon DMV office (find locations)
  • Bring: ID + SSN + residency proof + permit/license fee (see checklist)
  • If you fail: Retake the same day.
  • Commonly missed: right-of-way at intersections, distracted driving and mobile device restrictions.
  • Ready to schedule? Book your OR DMV appointment

Real Oregon drivers who passed first try

Verified student reviews • Shared with permission

Best test experience ever.
Well would have to say your AI interactive with question either giving you examples or breaking the question down, but being able to go over any questions that you got wrong was helpful it was the best test experience that I have ever had. Went into DMV the day after I passed my ELDT training and took my Hazmat test and passed with know wrong answers you made it very easy thank you very much was a very good experience and process. Doug C
DACI
So this was extremely helpful.
I studied for my hazmat, doubles and triples, and tanker endorsements and studied everything within 3 days. I had a scheduled testing date the same week at the dmv and passed every single test! this site is truly worth the buy and is well worth it. Thank you for all the help provided! 😊 Would definitely recommend.
DM

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