This is the fourth of our four Hazmat CDL practice tests. Please take all of the practice tests to increase your chance of doing well on the actual test!
Our free Hazmat CDL practice test contains 10 questions. There is no time limit on the test. You must answer every question.
You’re welcome to retake this test as many times as you’d like. If you want to improve your score or just need more practice, click the ‘Restart Quiz’ button at the end of the test. The questions will be displayed in a different order but they’ll be the same questions you already answered. The second time around you should know the answers! To take a different CDL practice test, return to our Free CDL Practice tests page.
Hazmat CDL Practice Test 4
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Question 1 of 10
You cannot have overhang or tailgate loads of __________.CorrectIncorrect
Question 2 of 10
Classes __________, which become unstable and dangerous when wet, must be kept dry while in transit and during loading and unloading.CorrectIncorrect
Question 3 of 10
You cannot leave a package with a transport index of 1.1 within _______ feet of people or cargo space walls.CorrectIncorrect
Question 4 of 10
The person in charge of loading and unloading a cargo tank must be sure a qualified person is always watching. The person watching the loading or unloading must be within _______ feet of the tank.CorrectIncorrect
Question 5 of 10
If you’re transporting Division 1.1, 1.2, or 1.3 explosives, you should never park within _______ feet of the traveled part of the road.CorrectIncorrect
Question 6 of 10
If you’re transporting Division 1.1, 1.2, or 1.3 explosives, you should never park within _______ feet of a place where people gather.CorrectIncorrect
Question 7 of 10
You should not smoke within _______ feet of a placarded cargo tank used for Class 3 (Flammable Liquids) or Division 2.1 (Gasses).CorrectIncorrect
Question 8 of 10
The power unit of placarded vehicles carrying hazardous materials must have a fire extinguisher with a UL rating of __________ or more.CorrectIncorrect
Question 9 of 10
When transporting hazardous materials you must examine each tire __________.CorrectIncorrect
Question 10 of 10
A driver transporting chlorine in cargo tanks must have an approved _______ in the vehicle.CorrectIncorrect