Free Colorado CDL HazMat Practice Test 2023

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

Our CDL practice tests:
Based on 2021 CO commercial driver's license manual
Full answers + detailed explanations
Perfect for first-time, renewal applicants
CO CDL HazMat Test format:
30 questions
24 correct answers to pass
80% passing score
List of questions
A vehicle carrying explosives has crashed with another vehicle. You should not pull them apart until:
You must placard a shipment containing class 4.1 Flammable Solid when:
All of the following apply to proper placard placement EXCEPT:
When transporting chlorine, a driver must have an emergency leak control kit and also:
When driving a placarded vehicle, you should try as much as possible to avoid:
DANGEROUS placards may be used in place of separate placards when you have not loaded 2,205 lbs or more of a table 2 material in one place, and:
The driver's responsibilities include all of the following, EXCEPT:
Placards are used to _______.
You must use additional placards when what words appear on the package or shipping paper?
The presence of an entry on the shipping paper that includes a hazard class and ID number is a good indication that the load is:
Which of the following is correct about the transport index of a radioactive material?
What class hazard is Asbestos?
You are transporting Class 3 Flammable Liquids and your tank breaks down. When is the appropriate time to use your emergency flares?
One requirement of loading Class 8 materials would be:
When transporting hazardous materials and you are not behind the wheel, the shipping papers must be on the driver’s seat or:
The transporter of hazardous waste must ensure he ______.
Which of the following is true when loading or unloading hazmat?
Portable tanks must display the shipping name on two opposite sites, and also display:
A hazardous material classified as forbidden ______.
What is one of the first things you should do before unloading a hazardous material?