CDL HAZMAT PRACTICE TEST IOWA
21.
If you are at the scene of an incident involving hazardous materials, you should:
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write description of the scene on the shipping paper.
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keep people far away and upwind.
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avoid warn others of the danger as this could caus a panic attack.
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22.
If your brakes fail on a steep mountain downgrade, you should:
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leave the road immediately.
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use an escape ramp if it is available.
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go right if the shoulder is clear.
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23.
Class 1 hazardous materials include:
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Flammable liquids
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Explosives
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Flammable solids
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24.
When stopping you should push the brake pedal down:
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quickly.
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repeatedly.
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gradually.
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25.
If another vehicle is following closely, you should NOT:
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increase your following distance.
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speed up.
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avoid quick changes.
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26.
The regulations require that hazardous materials employees be trained and tested at least once every:
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2 years.
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4 years.
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3 years.
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27.
Whether or not they load and secure the cargo themselves, drivers are responsible for:
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knowing the cargo does not obscure the view ahead or to the sides.
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making sure the cargo does not restrict access to emergency equipment.
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All of the above.
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28.
HAZMAT placards are:
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warning signs
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regulatory signs
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speed signs
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29.
After starting the engine, the ABS light stays on. This means:
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the ABS is working properly.
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the ABS is not working properly.
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the ABS is in Neutral.
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30.
How often should you check the tires if your placarded trailer has dual tires?
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Once a year.
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Once a month.
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At the beginning of each trip and each time the vehicle is parked.
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