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 or four possible answer choices. Test questions come from the Wisconsin Commercial Driver’s Manual. Questions come from the chapter covering: Hazardous Materials. The Hazardous Materials endorsement can be used with Class A, B and C CDL.

Number of Question
Passing Score

1. Shippers must label hazardous materials. If an item is smaller than its label, how should the item be labeled?

Explanation
Shippers must place diamond-shaped hazard warning labels on most packages of hazardous materials. If the label won't fit on the package, it can be placed on a tag that is securely attached to the package.

2. When approaching a railroad crossing while transporting chlorine:

Explanation
If transporting any amount of chlorine, a driver must always stop at a railroad crossing 15 to 50 feet from the nearest track.

3. If cargo containing hazardous materials is leaking, the driver should:

Explanation
In the event of a leak in a cargo of hazardous materials, do not continue to drive any longer than is necessary for safety. Continuing to drive would result in a larger area becoming contaminated. Instead, park the vehicle, secure the area, stay with the vehicle, and send someone to get help.

4. Generally, a shipping paper must list:

Explanation
In general, a shipper is required to list an emergency response telephone number on hazardous materials' shipping papers. There are some exceptions to this rule.

5. If you are transporting hazardous materials and the cargo catches on fire, you should:

Explanation
Fighting a hazardous materials fire requires specialized training and equipment. Unless you possess these yourself, it is best to let emergency personnel deal with the fire.

6. When driving a vehicle with empty cargo tanks that are used to carry hazardous materials, the driver:

Explanation
A vehicle with tanks that are used to transport hazardous materials must always be stopped before being driven over railroad tracks, even if the tanks are empty.
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