Tanker 4

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

• a lower

• a higher

• the same

Which of these is true?

• You should never load a cargo tank totally full.

• Half full cargo tanks are more stable than empty tanks.

• All liquids expand by the same amount as they warm.

When loading the individual tanks of a tanker that is equipped with bulkheads, you should make sure that:

• most of the weight is toward the front of the vehicle.

• all the tanks are filled evenly.

• the middle tanks contain the largest amount of liquid.

A Tank Endorsement is required when:

• you haul a liquid or gaseous material in a permanently or temporarily mounted cargo tank rated at greater than 119 gallons.

• you haul a liquid or liquid gas in a vehicle that is not a Class A or Class B truck.

• you haul a liquid or a liquid gas in a portable tank rated at 500 gallons or more.

Forward-to-back surge can:

• cause a truck to rollover.

• shove a stopped truck into an intersection.

• decrease your mileage.

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

• 125
• 75

• 50

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

• 500

• 250

You should know the outage needed for the liquids you carry because:

• some liquids expand more than others when they get warm.

• outage cannot be changed once you are under way.

• you must unload some liquids at a faster rate than others.

When should tanker drivers who have lost their brakes use truck escape ramps?

• Only when the tank is empty.

• Always.

• Never.

When you unload the smaller tanks of a tank with bulkheads, be careful to check your:

• weight distribution.

• water content.

• air to fuel ratio.