Free Colorado CDL HazMat Practice Test 2022

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 2022 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
What symbol in column one of the hazardous materials table Identifies a proper shipping name that is used to describe materials in international transportation?
The letters 'RQ' appearing next to the basic description indicate:
When transporting damaged packages of explosives, you should:
How many identical placards is a vehicle transporting hazardous materials required to display?
The emergency response telephone number is the responsibility of:
All hazardous materials will be identified with a number or name that reflects its risk called its:
It's most important that before loading or unloading any flammable liquid, you ______.
Never park Division 1.1, 1.2, or 1.3 explosives within 5 feet of:
Smoking is prohibited within _____ of a vehicle carrying Class 4.2 material:
Where must emergency response information be kept?
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?
When loading, unloading, or moving explosives, when is it ok to use a metal hook?
A portable tank with a capacity of more than 1,000 gallons requires the ID number to be marked in how many places?
Correctly labeling and marking a hazmat load is the responsibility of:
When spills of a reportable quantity occur, the responsibility to report it lays with either the driver or:
All of the following are true of shipping papers except:
When should you transport leaking containers?
What is the minimum rating required for a fire extinguisher in a placarded vehicle?
When loading or unloading flammable liquids, all of the following are true except:
Corrosive liquids should never be loaded with: