Free 20-question practice test covering placards, shipping papers, segregation rules, and emergency procedures for the HazMat endorsement. Required for transporting materials in quantities requiring placarding.
All Alabama CDL Practice Tests by Chapter
The HazMat (H) endorsement allows you to transport hazardous materials in quantities that require placards under DOT regulations. It requires passing a knowledge test and a TSA security threat assessment background check.
Yes, if you transport flammable liquid fuel in quantities requiring placarding. Generally, 1,001 lbs or more of flammable liquids (Class 3) require placards, which requires a HazMat endorsement.
Shipping papers must be within reach of the driver while seated and belted. When outside the vehicle, papers must be on the driver's seat or in the door pouch, visible to emergency responders.
HazMat placards are diamond-shaped — a square rotated 45 degrees. They must be displayed on all four sides of the vehicle and must be visible from a distance.
HazMat endorsements must be renewed every 5 years in Alabama, which includes repeating the TSA background check. Check current ALEA requirements as renewal timelines can vary.