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Ohio CDL Permit Test - HazMat

(From the 2020 Ohio CDL driver handbook)
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. Test questions come from the Ohio Commercial Driver’s License Manual. 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
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1.
As a driver, which of the following is not your job at the scene of an accident?
Keeping people away from the scene.
Taking heroic measures to put the fire out.
Communicating the danger of the hazardous materials to response personnel.
2.
If you are transporting hazardous materials and the cargo is on fire, you should:
Try to put it out with a fire extinguisher.
Contact emergency personnel and let them battle the fire.
Hope the fire goes out by itself.
3.
Hazardous materials placards are usually shaped like:
Circles.
Triangles.
Diamonds.
4.
An indicator that cargo contains hazardous materials is:
The cargo is stored in cylinder tanks.
The cargo is picked up from a supermarket.
The cargo is packaged in cardboard boxes.
5.
When trying to control a minor truck fire, what should you do before opening trailer doors?
Check to see if the doors are hot.
Throw water on the doors.
Remove your protective equipment.
6.
Placards showing the type of hazardous materials in a vehicle are usually shaped like what?
An octagon
A circle
A diamond
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