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The image of a bird in a red octagon
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The image of a fish in a white triangle with an X through through the fish
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A light blue square with a dark blue X through the square
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Oklahoma CDL Permit Test - HazMat
(From the 2020 Oklahoma 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. Each question has three possible answer choices. Test questions come from the Oklahoma Commercial Driver License Manual. Questions come from the chapters covering: Hazardous Materials, Pre-Trip Vehicle Inspection Test, Basic Vehicle Control Skills Test and On-Road Driving. The Hazardous Materials endorsement can be used with Class A, B and C CDL.
Passing grade —
6 or fewer errors
advertising
1.
What is the symbol for a marine pollutant?
2.
The power unit of a placarded vehicle must carry a fire extinguisher with a minimum rating of:
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10 B:C.
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30 B:C.
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40 B:C.
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3.
Hazardous materials placards are usually shaped like:
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Circles.
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Triangles.
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Diamonds.
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4.
Hazardous materials shipping papers may not be kept:
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In a pouch on the driver’s door.
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In a pouch on the passenger’s side door.
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Within reach of the driver while the seat belt is fastened.
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5.
How often are hazardous materials employees required to be trained and tested?
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Once every year
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Once every three years
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Once every five years
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6.
If "Inhalation Hazard" appears on a shipping paper, the shipper should provide which placard?
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Liquid
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Poison Gas or Poison Inhalation Hazard
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Reportable Quantity
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