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.
If transporting Division 1.1, 1.2 or 1.3 (Class A or Class B) explosives, drivers may prepare their own route plan if:
2.
A placarded vehicle not carrying Division 1.1,1.2,or 1.3 explosives may be parked within 5 feet of a travelled roadway only when:
3.
When transporting chlorine in a cargo tank, you must have:
4.
The basic description of a hazardous material includes the hazard class, the identification number and the proper shipping name. Which of those must appear first in the shipping paper?
5.
Class 1.1 explosives must not be transported in a combination vehicle if it includes:
6.
The shipping description must appear in what order?
7.
Where should animal and human foodstuffs NOT be loaded?
8.
If you have to send someone for help for a hazmat leak, make sure that person has what information:
9.
When transporting Division 1.1, 1.2 or 1.3 Explosives, driver must have and be familiar with all of these except:
10.
All of the following are true of portable tanks except:
11.
Before transporting a material, drivers should check:
12.
The containment rules instruct _________.
13.
Transporting poisons or inhalation hazards in the cab or sleeping berth is acceptable when?
14.
Who is responsible for certifying on the bills of lading that the hazardous materials are prepared correctly?
15.
Which of the following is a corrosive hazardous material?
16.
The transporter of hazardous waste must ensure he ______.
17.
What is the most common cargo tank for gases?
18.
You should not smoke within _______ feet of a placarded cargo tank used for Class 3 (Flammable Liquids) or Division 2.1 (Gases).
19.
A placard should be ________.
20.
Typically, identification numbers are _____ digit codes.