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 Missouri 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. If "Inhalation Hazard" appears on a shipping paper, the shipper should provide which placard?

Explanation
If the words "Inhalation Hazard" appear on the shipping paper or package, you must display the "Poison Inhalation Hazard" or "Poison Gas" placards, as appropriate.

2. When Division 1.3 materials are being transported, the floor liner should be:

Explanation
You should use a floor lining when transporting Division 1.1, 1.2, or 1.3 materials. The floors must be tight and the liner must be made from either non-metallic material or non-ferrous metal. Non-ferrous metals are any metals that do not contain iron or iron alloys.

3. 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.

4. Many products classed as poison are also:

Explanation
Many hazardous materials classified as poisonous are also flammable.

5. Unless the package is clearly unsafe, a driver needs ____ to accept a package.

Explanation
When a shipper packages hazardous materials, they certify that the package has been prepared according to Hazardous Materials Regulations (HMR). Unless a package is clearly unsafe or noncomplying with HMR, you may accept the shipper’s certification concerning the proper packaging of a material.

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

Explanation
While the manual includes all of the information required to pass the hazardous materials knowledge test, you should consider reading the manual as only the first step to learning about the topic. You can learn more by reading and understanding the federal and state rules about the transportation of hazardous materials, as well as by attending hazardous materials training courses.
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