MN CDL HAZMAT TEST - PRACTICE TEST
21.
What is a safe haven?
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An approved place for parking unattended vehicles loaded with explosives.
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A place where hazardous materials can be safely dumped.
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The storage container tank where hazardous materials must be stored.
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The place where commercial drivers convicted for DUI must attend a one-week special driver education course.
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22.
A placarded vehicle must have at least ___ identical placards.
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3
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1
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2
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4
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23.
One way to prevent hydroplaning is to:
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have less than 4/32 inch tread depth in every major groove on front tires.
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use the controlled braking method.
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take curves at higher speeds.
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make sure you have enough tread on your tires.
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24.
Hazardous materials should be loaded:
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near heat sources.
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at night.
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away from heat sources.
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even if some packages are leaking.
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25.
If your placarded trailer has dual tires, you should check the tires:
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once every 500 miles.
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at the beginning of each trip and each time the vehicle is parked.
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once every 3 months.
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once a week.
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26.
Hazardous materials may be transported:
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by any driver with a Certification of Driving Experience.
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by a CDL holder with a tank vehicles endorsement.
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by any driver with a CDL license.
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by a CDL holder with a HazMat endorsement.
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27.
Shipping papers:
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must be kept in electronic form.
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must specify what hazmat is being transported.
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should not be placed in the cab.
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must be placed on all sides of the vehicle.
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28.
Cargo tanks are:
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military vehicles used to transport hazardous materials.
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bulk packaging permanently attached to a vehicle.
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bulk packaging temporarily attached to a vehicle.
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required to be loaded separately.
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29.
When driving, you should check mirrors regularly to know where other vehicles are around you. Remember that:
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there are blind spots that your mirrors cannot show you.
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convex mirrors make things look larger and closer than they really are.
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you should check your after the start of any trip to make sure they are properly adjusted.
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every registered motor vehicle must have at least one mirror.
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30.
Placards are:
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signs put inside a vehicle used to warn others of hazardous materials.
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a type of safety equipment.
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devices placed below a vehicle to improve traction.
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signs placed on a vehicle to identify the hazard class of the cargo.
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