CDL TANKER PRACTICE TEST - IOWA
11.
The regulations require that HazMat employees be trained and tested at least once every:
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3 years.
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5 years.
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year.
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12.
In vehicles with air brakes, the two markings on a front brake limiting valve are:
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high and low.
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normal and slippery.
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left and right.
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13.
Which of the following vehicles is most likely to turn over?
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Triple trailer
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3 axle tractor semitrailer
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65 ft. conventional double
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14.
Unbaffled tanks usually transport:
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milk and other food products.
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grease.
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gasoline.
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15.
While crossing railroad tracks, you should:
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not shift gears.
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shift down.
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shift up.
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16.
ABS:
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does not decrease your stopping distance.
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helps you increase your following distance.
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helps you increase your average speed.
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17.
To avoid a hazard:
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steering away from what is ahead may be the best thing to do.
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stopping is always the best thing to do.
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driving on the shoulder of the road is always the best thing to do.
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18.
Even if you are not required to always stop at railroad crossings and you are sure no train is approaching, you must stop before reaching the crossing if:
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the tracks are not clear.
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there is oncoming traffic.
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you can drive completely through the crossing without stopping.
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19.
When it comes to hazardous materials
transportation, the shipper:
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placards the vehicle when loading, if required.
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must package, mark, and label the materials.
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takes the shipment from to its destination.
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20.
The identification numbers assigned to chemicals can be found:
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on the HazMat website.
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in the DOT Emergency Response Guide.
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in the driver's manual.
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