Class A Cdl Tankers

Front 1

Side-to-side surge can cause:

• Uneven tire wear

• Rollover

• Tire failure

Back 1

Rollover

Front 2

When you load the small tanks of a cargo tank equipped with bulkheads, you should check your:

• Power usage

• Air to fuel ration

• Outage allowance

• Weight distribution

Back 2

Weight distribution

Front 3

When transporting cargo, drivers of tank vehicles must inspect the cargo within the first ___ miles of a trip.

• 25

• 75

• 125

• 250

Back 3

25

Front 4

Baffled liquid tanks have bulkheads:

• That decrease the amount of side-to-side surge

• That separate the liquids from different areas of the tank

• With holes in them that let liquid flow through them

• To help prevent uneven cargo expansion

Back 4

To help prevent uneven cargo expansion

Front 5

A tank must be used to carry any liquid or liquid gas in a tank of ___ gallons.

• 500

• 750

• 1000

• 250

Back 5

1000

Front 6

If you steer a tank vehicle quickly while braking you:

• Will decrease your safe stopping distance

• Can reduce the amount of liquid surge

• May cause the vehicle to rollover

• Cause the vehicle to slide forward

Back 6

May cause the vehicle to rollover

Front 7

Liquid surge:

• Is only a problem when driving on slippery roads

• Can effect the handling of your tuck

• Should never occur in a tank that is properly loaded

• Should never occur in baffled liquid tanks

Back 7

Can effect the handling of your tuck

Front 8

If an oncoming vehicle drifts into your lane, you should:


• Use no less than one full turn of the steering wheel to avoid it

• Never lead the roadway

• Try to stop rather than turn

• Move to your right

Back 8

Move to your right

Front 9

You are driving on a clear night with your low beam headlights on. If your headlights let you see about 250 feet ahead of you, adjust your speed so that you can stop within about ___ feet.

• 100

• 250

• 500

• 50

Back 9

250

Front 10

Hauling liquids in tank vehicles requires special care for two reasons. One reason is:

• Liquid surge

• Extreme weight

• Uneven expansion

• Wide center of gravity

Back 10

Liquid surge

Front 11

Smooth bore tanks:

• Have no baffles in them to slow down the surge of liquids

• Allow you to take turns at the posted speed limit

• Have more baffles in them than conventional tank trucks

• Are very difficult to clean

Back 11

Have no baffles in them to slow down the surge of liquids

Front 12

Tankers carrying liquids should take curves ___ the posted speed.

• At

• Slightly quicker than

• Well below

• 2 to 5 mph below

Back 12

Well below

Front 13

The amount of liquid you may put into a tank:

• Depends on the liquid's center of gravity

• Should always dill it to reduce surge

• May be required to be less than full to stay within weight limits

• Should be half of maximum capacity to allow for outage

Back 13

May be required to be less than full to stay within weight limits

Front 14

You are driving a tank truck and the front wheels begin to skid. Which of these is most likely to occur?

• The surge will push you sideways

• Liquid surge pull the tank from the truck

• The truck will roll over

• You will continue in a straight line and keep moving forward no matter how you steer

Back 14

You will continue in a straight line and keep moving forward no matter how you steer

Front 15

Forward to back surge can:

• Cause a jackknife

• Cause a truck to roll over

• Decrease your mileage

• Shove a stopped truck into an intersection

Back 15

Shove a stopped truck into an intersection

Front 16

If your drive wheels begin to skid when you are pulling a tank trailer:

• You should immediately apply full pressure to your brakes

• Your vehicle may jackknife

• You trailer should stay in line with the tractor

• The vehicle may roll over

Back 16

You trailer should stay in line with the tractor

Front 17

What does liquid surge do to the handling of a tanker?

• It lets you turn corners tighter

• It makes it roll easier

• It can move the truck in the direction the liquid waves move

• It can cause a jackknife

Back 17

It can move the truck in the direction the liquid waves move

Front 18

The best way to take a curve is to slow to a safe speed before entering the curve, then ___ as you go through it.

• Maintain speed

• Coast

• Brake lightly

• Accelerate slightly

Back 18

Accelerate slightly

Front 19

Which one of these statements about tank vehicles is true?

• Fully loaded tank vehicles take longer to stop than empty ones.

• You should use only the emergency brakes to stop a tanker in order to avoid a crash

• The posted speed for a curve may be too fast for a tank vehicle

• If your drive wheels begin to skid, the vehicle will always rollover

Back 19

The posted speed for a curve may be too fast for a tank vehicle

Front 20

As compared to normal trucks, loaded tank vehicles have ___ center of gravity.

• A lower

• A higher

• The same

• A denser

Back 20

A higher

Front 21

When your vehicle goes into a front-wheel skid, it is a sign that you:

• Have to heavy a load

• Should have waited for better weather

• Have been driving too fast for conditions

• Have been braking too hard

Back 21

Have been driving too fast for conditions

Front 22

Which of these statements about emergency steering is true?

• If an oncoming driver drifts into your lane, a move to your right may be best

• You can almost always stop more quickly than you can turn

• You can steer more quickly and safely with one hand than two

• Stopping is always the safest thing to do in an emergency

Back 22

If an oncoming driver drifts into your lane, a move to your right may be best

Front 23

Baffles in liquid cargo tanks do NOT usually prevent ___ surge.

• Any type of

• Top-to-bottom

• Front-to-back

• Side-to-side

Back 23

Side-to-side

Front 24

You are driving a tank vehicle and you must stop quickly to avoid a crash. You should:

• Use light, steady pressure on the brake pedal

• Push the brake pedal as hard as you can and hold it there

• Use controlled or stab braking

• Downshift and move right

Back 24

Use controlled or stab braking

Front 25

If you are driving a tanker and need to steer quickly to avoid a hazard, you:

• Will find that tankers are easier to contester than most vehicles

• Should not apply the brakes while turning

• Should never leave the roadway

• Can steer more quickly and safely if you hold the wheel with one hand

Back 25

Should not apply the brakes while turning

Front 26

Except when you are loading or unloading a cargo tank, the liquid discharge valves should always be:

• Open

• Closed

• Unlatched

• Grounded

Back 26

Closed

Front 27

Which of these is true?

• You should never load a cargo tank totally full

• All liquids expand by the same amount as they warm

• Half full cargo tanks are more stable than empty tanks

• Liquid surge results

Back 27

You should never load a cargo tank totally full

Front 28

Empty trucks:

• Have better traction when stopping than full ones

• Require greater stopping distances than full ones

• Need less space ahead than full ones

• Can stop in shorter distances than full ones

Back 28

Require greater stopping distances than full ones

Front 29

Before loading, unloading, or driving a tanker, the first thing you should do is:

• Properly secure all the baffles

• Inspect the vehicle

• Make sure you have all the necessary placards

• Make sure the vehicle operator's manual is in the vehicle

Back 29

Inspect the vehicle

Front 30

Which of these statements about stopping distance and speed is true?

• You need about two times as much stopping distance at 40 mph as at 20 mph

• The heaviest the vehicle, the shorter the stopping distance

• At 55 mph, it will take about 10 seconds to stop your vehicle

• Wet roads can double stopping distance at any speed

Back 30

Wet roads can double stopping distance at any speed

Front 31

Which of these statements about emergency steering and tankers is true?

• A tanker is easier to counter steer than most vehicles

• Always steer to the right

• The clutch should be depressed before making quick steering movements

• When making a quick steering movement do not apply the brakes

Back 31

When making a quick steering movement do not apply the brakes

Front 32

Which of these is the best way to take a curve?

• Slow to a safe speed before entering, then accelerate slightly through the curve

• Slow to a safe speed before entering, then coast through the curve

• Maintain speed until you enter, then downshift to slow down while you are in the curve

• Brake all the way through the curve

Back 32

Slow to a safe speed before entering, then accelerate slightly through the curve

Front 33

A traffic emergency requires you to leave the road and escape to the shoulder. If possible slow down to ___ mph before using your brakes.

• 20

• 30

• 40

• 10

Back 33

20

Front 34

Hauling liquids in tankers requires special care for two reasons. One reason is the ___ center of gravity.

• Flat

• Low

• Offset

• High

Back 34

High

Front 35

Vehicle skids are often caused by:

• Driving with bald tires

• Loose foreign material on the road surface

• Driving too fast

• Decelerating too fast

Back 35

Driving too fast

Front 36

An emergency forces you to stop your tanker quickly or crash. You should:

• Use light pressure on the brake pedal

• Lock brakes with the pedal and hold it there

• Use controlled or stab braking

• Downshift and move right

Back 36

Use controlled or stab braking