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Tennessee CDL Permit Test - HazMat

Number of questions: 30
Passing score: 24
Directions: 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 four possible answer choices. Test questions come from the Commercial Driver Guide. Questions come from the chapter covering: Hazardous Materials. The Hazardous Materials endorsement can be used with Class A, B and C CDL.
You have made error so far
Passing grade —
6 or fewer errors

In addition to reading the manual, the best way to learn about transporting hazardous materials is to:

Talk to other HazMat drivers.
Attend hazardous materials training courses.
Follow your instincts.

____ identical placards must be placed on a vehicle transporting hazardous materials.


If a shipping paper has both hazardous and non-hazardous materials, the hazardous materials should be:

Highlighted in a contrasting color.
Circled by a pen or marker.
Written the same way as the non-hazardous materials.
Written in red ink.

If a shipping paper describes both hazardous and non-hazardous materials, the hazardous materials may need to be:

Highlighted in a contrasting color.
Circled by a pen or marker.

When refueling a vehicle transporting hazardous materials:

The engine should be left on.
The engine should be turned off.
The gas nozzle may be left unattended.
Someone other than the driver should do it.

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

Drive to find a phone to alert emergency personnel
Drive to a designated hazardous materials clean up facility
Park the vehicle and contact emergency personnel
Continue driving to the destination
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