CDL BUS PRACTICE TEST - COLORADO
11.
A disabled bus with passengers on board:
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should be towed or pushed to its destination with the passengers on board.
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must be pushed by another bus.
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should always be towed or pushed to the nearest safe spot to discharge passengers.
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should not be towed or pushed, unless getting off the bus would be unsafe.
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12.
The safety valve is usually set to open at:
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100 psi.
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200 psi.
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75 psi.
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150 psi.
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13.
At railroad crossings, you must stop no closer than ___ feet and no farther than ___ feet from the nearest rail.
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50; 100
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25; 75
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15; 50
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20; 40
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14.
As a general rule, to determine an acceptable amount of containment or storage area, add ______ to the length of the school bus.
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50 feet
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25 feet
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35 feet
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15 feet
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15.
To correct a drive-wheel braking skid, you should:
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stop braking.
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accelerate.
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apply the brakes and turn in the direction of the skid.
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None of the above.
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16.
If the drive wheels begin to spin, you should:
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accelerate smoothly and change gears as necessary.
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take your foot off the accelerator.
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wait 4-5 seconds before applying the accelerator.
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apply your brakes all the way.
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17.
Backing a school bus is:
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strongly discouraged.
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usually encouraged.
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always safe if you use caution.
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strongly encouraged.
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18.
One way to prevent hydroplaning is to:
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take curves at higher speeds.
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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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make sure you have enough tread on your tires.
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19.
When stopping you should push the brake pedal down:
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quickly.
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as hard as you can.
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repeatedly.
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gradually.
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20.
When approaching a vehicle with a distracted driver, you should:
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maintain your safe following distance.
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quickly pass the vehicle.
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sound your horn.
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change lanes quickly.
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