HazMat

This endorsement is required to haul hazardous materials as defined in Title 49, CFR, §383.5. To receive this endorsement, drivers must also pass a Transportation Security Administration background.. Read More

This endorsement is required to haul hazardous materials as defined in Title 49, CFR, §383.5. To receive this endorsement, drivers must also pass a Transportation Security Administration background check. To receive this endorsement, applicants must pass a test. The test consists of 30 multiple choice questions. To pass, the applicant must answer at least 24 questions correctly. Each question has three possible answer choices. Test questions come from the Louisiana Commercial Driver License Manual. Questions come from the chapters covering: Hazardous Materials, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. The Hazardous Materials endorsement can be used with Class A, B and C CDL.

Number of Question
Passing Score

1. Shippers package in order to ____ hazardous materials.

Explanation
Shippers package hazardous materials in a way that is meant to completely contain the materials. Vehicles should be placarded to communicate the risk of the cargo.

2. When loading compressed gas, the liquid discharge valves should be:

Explanation
Keep liquid discharge valves on a compressed gas tank closed except when loading and unloading.

3. If you identify hazardous materials leaking while you are driving, you should:

Explanation
If you discover that a cargo of hazardous materials is leaking from your vehicle, you should park the vehicle as soon as possible. The longer you continue driving, the longer the trail of contamination becomes. While this creates potential danger and harm to others, it also increases clean-up expenses.

4. If you're transporting explosives and your vehicle breaks down, you should notify other drivers:

Explanation
If your vehicle breaks down while you are transporting explosives and you need to use warning signals, use reflective triangles or red electric lights. Never use burning signals, such as flares or fuses, when transporting explosives.

5. If a package contains liquid containers, the box must display:

Explanation
Packages that contain liquid containers must have orientation markers. Arrows displayed on the box should be pointing in the correct upright direction.

6. Hazardous materials may be transported:

Explanation
You must have a CDL with a hazardous materials endorsement to operate a vehicle of any size that is used to transport hazardous materials.
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