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 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 Indiana Commercial Driver License 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. Class 1, Class 2.1, and Class 3 items should not be placed in a trailer with:
Explanation
The use of cargo heaters is not always permitted. When transporting materials that are categorized as Class 1 (Explosives), Class 2.1 (Flammable Gas), or Class 3 (Flammable Liquids) materials, heaters are generally prohibited.
2. If transporting explosives, you may leave your vehicle unattended:
Explanation
When transporting hazardous materials, you may leave your vehicle unattended in a safe haven. A safe haven is a location that has been approved for parking unattended vehicles that are loaded with explosives.
3. Flammable gases are categorized as ____ hazards.
Explanation
Flammable gases are assigned to hazardous materials Class 2.
4. Which of the following is not an example of a shipping paper?
Explanation
A shipping paper describes hazardous materials being transported. Shipping orders, bills of lading, and manifests are all shipping papers.
5. When refueling a vehicle that contains hazardous materials:
Explanation
If you need to refuel a vehicle carrying hazardous materials, you must first turn off the engine. While refueling, someone must be at the nozzle and controlling the fuel flow at all times.
6. Materials that are considered hazardous may include all of the following, except:
Explanation
