HAZMAT CDL PRACTICE TEST - OREGON
21.
At a rest area, you discover your hazardous materials shipments is leaking. There is no phone around. You should:
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send someone else for help and give that person all of the necessary information.
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keep driving slowly until you reach a truck stop.
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continue driving in order to find a phone.
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never park your vehicle.
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22.
You should always try to back toward the driver's side because:
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backing toward the left side is more dangerous.
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you can more easily correct any steering errors.
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you can watch the rear of your vehicle out the side window.
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None of the above.
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23.
Containers of hazardous materials must:
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be made of cardboard.
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not be braced.
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be opened regularly to check their contents.
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None of the above.
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24.
When driving at night you should dim your lights when following another vehicle within:
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500 feet.
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100 feet.
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1 mile.
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50 feet.
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25.
All drivers involved in transporting hazardous materials must:
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know the security risks of hazardous materials transportation.
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refuse leaking packages.
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follow all special rules about transporting hazardous materials.
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All of the above.
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26.
When driving in very hot weather, you may have to:
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decrease your following distance.
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increase your speed until the tires cool off.
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reduce your speed to prevent overheating.
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watch out for black ice.
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27.
How often should you check the tires if your placarded trailer has dual tires?
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Once a month.
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Once every 12 hours.
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At the beginning of each trip and each time the vehicle is parked.
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Once a year.
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28.
When driving at night, you should dim your lights within ______ of an oncoming vehicle.
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250 feet.
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300 feet.
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400 feet.
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500 feet.
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29.
At a rest stop you discover your hazardous materials shipments is leaking from the vehicle. There is no phone around. You should:
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send someone for help with all the necessary information.
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drive slowly and cautiously until you reach a phone booth.
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leave your truck parked with emergency lights and go look for help.
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None of the above.
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30.
When driving on long and/or steep downgrades, to select an appropriate safe speed you should consider:
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the road conditions.
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the total weight of the vehicle and cargo.
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the length of the grade.
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All of the above.
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