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.
A hazard class name or ID number is not used to illustrate:
2.
The term 'hazmat' is short for:
3.
In case an X or RQ is in the hazardous materials column of a shipper paper entry, what does it mean?
4.
When transporting chlorine, a driver must have an emergency leak control kit and also:
5.
When loading or unloading explosives, which of the following is true of the cargo space itself?
6.
If you discover a fire while you are transporting hazardous materials and the trailer doors feel hot, you should ______.
7.
Which of the following hazardous material classes is the most dangerous?
8.
The only exceptions to the shipper's certification requirement are if the package is provided by the carrier, or:
9.
Entries in the Hazardous Materials Table are shown in what order?
10.
Which of the following is proper about a prepared Uniform Hazardous Waste Manifest?
11.
Emergency response information must:
12.
The name of the material on the shipping paper must:
13.
Column 3 of the Hazardous Materials Table indicates __________.
14.
Hazardous waste can only be handled or carried by:
15.
The person in charge of loading and unloading a cargo tank must be sure a qualified person is always watching. This person must be within how many feet of the tank?
16.
The carrier of hazardous materials is responsible for ________.
17.
It is especially important that nobody smoke near what class of hazard?
18.
If you break down while transporting Division 1.2 explosives, you should only use flares:
19.
In the event of a hazmat incident or accident, the driver should do all of the following except:
20.
You should never transport a package labeled poison if you are hauling _______.