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Only a CDL.
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A CDL with hazardous materials endorsement.
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A CDL with a tank endorsement.
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Click for the Exact questions on the OK DMV test. 99.2% pass rate
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Oklahoma CDL Permit Test - HazMat
(From the 2021 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.
To transport hazardous materials, a driver needs:
2.
An improperly placarded vehicle can only be moved:
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To make room for other vehicles.
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In an emergency.
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If the vehicle will be traveling fewer than 10 miles.
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3.
Shipping papers must include:
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An emergency response telephone number.
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The price of the materials.
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The use of the materials.
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4.
A person attending a placarded vehicle must be:
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Inside a gas station looking through a window.
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In the vehicle, awake or asleep.
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Within 100 feet of the vehicle.
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5.
A person should not smoke within ____ of a vehicle placarded for Class 3 or Division 2.1 materials.
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50 feet
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25 feet
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100 feet
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6.
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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