CDL · Doubles and triples
When you pull doubles or triples, why is it important to look farther ahead than usual?
Correct answer: These rigs roll over or jackknife more easily.
Answer options
- AThese rigs roll over or jackknife more easily. Correct
- BOther drivers act more aggressively around long rigs.
- CDoubles and triples may legally go faster than other trucks.
Why
Doubles and triples must be driven very smoothly, because abrupt steering or braking can roll them over or make them jackknife. Looking far ahead gives you time to slow down or change lanes gradually instead of suddenly.
About this question
Topic: Doubles and triples License: CDL
Part of these practice sets:
Where it applies: Asked in every state.
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This question is part of Pulling Doubles and Triples (24 questions). Take the full set and check your score.
Practice Pulling Doubles and TriplesMore questions from Pulling Doubles and Triples
- If you pull doubles or triples, which of the following is accurate?
- A truck pulling double trailers is 100 feet long and moving at 30 mph. The pavement is dry and you can see well. At minimum, how many seconds of following space should you leave?
- A typical triple-trailer rig is a tractor pulling three semitrailers joined by two converter dollies. How many pivot (articulation) points does it have?
- Pulling a set of doubles, you have to brake hard to keep from hitting something. Which braking method should you use?
- You are pulling doubles and the trailer wheels begin to skid. What is the most likely result?
- How does the rollover risk of doubles and triples compare with that of single-trailer rigs?
- Which of these is good practice when you tow doubles or triples?
- What kind of parking space is best for a set of doubles or triples?
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