PA CDL HAZMAT PRACTICE TEST
21.
If your vehicle does not have racks to hold cylinders of compressed gas, the cylinders must be:
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held upright.
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less than half of the cargo.
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held upside down.
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bundled together with steel strapping.
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22.
Placards must be at least _____ inches square.
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21.2
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12.6
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9.84
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5
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23.
If corrosive materials leak during transportation, the parts of the vehicle exposed to corrosives must:
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be washed with acid.
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be washed with water.
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be washed with oil.
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be left to air dry.
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24.
Who must provide emergency response information?
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The local fire department
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The shipper
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The carrier
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The driver
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25.
Shippers must package the materials in order to:
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make the transportation process as efficient as possible.
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make it easy to identify them.
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make it easy to open and close the packages.
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All of the above.
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26.
You should stop before before a railroad crossing if your vehicle carries ______ of chlorine, and proceed only when you are sure no train is coming and you can clear the tracks without stopping.
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any amount
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50 gallons
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200 gallons
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100 gallons
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27.
Who must mark and label the hazardous materials?
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The carrier
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The driver
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The shipper
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The loader
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28.
Explosives, flammable gases and flammable liquids should not be placed in a cargo space that has:
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placards.
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an air conditioner.
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reflective triangles.
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a heater.
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29.
When driving on long and/or steep downgrades, to select an appropriate safe speed you should consider:
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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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the road conditions.
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All of the above.
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30.
Class 1 hazardous materials include:
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Flammable solids
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Flammable liquids
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Explosives
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Radioactive materials
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