Free Iowa CDL HazMat Practice Test 2022

Welcome to the free CDL hazmat practice test for Iowa 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 tests will test your knowledge of various aspects of the safe transport and handling of hazardous materials. Our Iowa 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 Iowa 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 retake our CDL practice test pack as often as you want. Good luck and keep driving safely!

Our CDL practice tests:
Based on 2022 IA commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
IA CDL HazMat Test format:
30 questions
24 correct answers to pass
80% passing score
List of questions
1.
In order to pass the hazmat endorsement exam, drivers must know all of the following except:
2.
When hauling hazardous materials, you must check your dual tires:
3.
If you need to placard a vehicle for hazardous materials, how many placards will you need?
4.
If your vehicle is placarded, never drive near open fire unless you:
5.
One of how many different symbols could appear in column one of the hazardous materials table?
6.
Class 7 hazmat material is:
7.
When can the hazard class be abbreviated on the shipping papers?
8.
A person attending a placarded vehicle must do all of the following except:
9.
Certification that the material has been prepared properly according to regulations is the responsibility of:
10.
Certification that the shipper has prepared the shipment according to regulations will appear on the:
11.
Who takes responsibilities of checking that the shipper properly named, labeled, and marked a hazardous materials shipment?
12.
When transporting Division 1.1, 1.2, or 1.3 explosives, a route plan must be:
13.
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?
14.
A bulk package, requiring placards when transporting hazmat, is defined as single container with a capacity of:
15.
Which of the following would be categorized as a mass explosion?
16.
In case of a flammable Class 2 (compressed gas) accident and/or leak, do all of the following except:
17.
A hazardous material is ______ during transportation.
18.
Which of the following is true when loading or unloading hazmat?
19.
What should the driver do with leaking shipments or packages?
20.
What is one of the first things you should do before unloading a hazardous material?