CDL · Tank vehicles
The amount of outage you must leave in a tank is set by:
Correct answer: The kind of liquid you are hauling.
Answer options
- AThe kind of liquid you are hauling Correct
- BThe number of baffles inside the tank
- CThe gross weight of the loaded vehicle
Why
Liquids grow in volume as they heat up, and each product does so at its own rate, known as its coefficient of expansion. A liquid that expands a lot needs more empty space left at the top of the tank than one that barely expands.
About this question
Topic: Tank vehicles License: CDL
Part of these practice sets:
Where it applies: Asked in every state.
Practice the whole set
This question is part of Tank Inspection, Loading and Outage (20 questions). Take the full set and check your score.
Practice Tank Inspection, Loading and OutageMore questions from Tank Inspection, Loading and Outage
- In tank vehicle terms, what is meant by "outage"?
- When you inspect a tank vehicle, what is the single most important thing to look for?
- Before you take a tank vehicle out on the road, what should you do first?
- As you empty the compartments of a tank that is divided by bulkheads, what should you watch closely?
- Which three factors set the limit on how much liquid you may load into a tank?
- During a tank inspection, which problem deserves your closest attention?
- While checking a tanker's hoses, pipes, and fittings for leaks, where should you look most closely?
- When a tank is filled to capacity with a dense, heavy liquid, what should the driver be aware of?
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