CDL · Tank vehicles
A smooth bore tanker calls for great care at all times, but above all when you are:
Correct answer: Starting out or coming to a stop.
Answer options
- AStarting out or coming to a stop Correct
- BCruising at a steady highway speed
- CHeading into a strong headwind
Why
With no baffles to break up the flow, the liquid in a smooth bore tank surges hard toward the front when you stop and toward the rear when you pull away. Those surges are at their worst during starts and stops, so that is when you must be most careful.
About this question
Topic: Tank vehicles License: CDL
Part of these practice sets:
Where it applies: Asked in every state.
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This question is part of Tanks, Baffles and Bulkheads (28 questions). Take the full set and check your score.
Practice Tanks, Baffles and BulkheadsMore questions from Tanks, Baffles and Bulkheads
- Unlike a cargo tank, a portable tank is:
- Approximately how long is the frame around a portable tank built to the ISO standard?
- When is it better for a tank to have no baffles inside it?
- Gasoline is most often hauled in which kind of cargo tank?
- If your cargo tank has baffles, how should you expect it to handle compared with a tank that has none?
- On a cargo tank in normal use, the MAWP (Maximum Allowable Working Pressure) sets the pressure limit for which part of the tank?
- Inside a baffled tanker, you would find:
- What difference do baffles in the cargo tanks make to the way a tanker drives?
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