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The shipping paper matches the markings and labels on packages.
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The shipping paper is written in code.
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All packages are labeled as poison.
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Iowa CDL Permit Test - HazMat
(From the 2021 Iowa 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 Iowa 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.
A driver should ensure that:
2.
When loading compressed gas, the liquid discharge valves should be:
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Closed.
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Removed.
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Opened.
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3.
If you are transporting hazardous materials and the cargo is on fire, you should:
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Try to put it out with a fire extinguisher.
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Contact emergency personnel and let them battle the fire.
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Hope the fire goes out by itself.
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4.
To know which placard to use, you need to know:
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The hazard class of the materials.
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The type of container that is holding the materials.
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The destination of the materials.
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5.
How often do hazardous materials employees need to be trained?
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At least once a week
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At least once every three years
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At least one every 10 years
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6.
When approaching a railroad crossing while transporting chlorine:
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You must stop before crossing the tracks.
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You must reduce your speed before crossing the tracks.
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You may proceed across the tracks without stopping if no warning lights are flashing.
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