CDL · Doubles and triples
What kind of parking space is best for a set of doubles or triples?
Correct answer: A space you can drive straight through.
Answer options
- AThe space closest to your destination.
- BA space you can back into.
- CA space you can drive straight through. Correct
Why
Backing up a double or triple combination is very hard, so avoid any spot you cannot leave by driving forward. Knowing how a lot is laid out before you pull in helps you avoid a long, awkward exit.
About this question
Topic: Doubles and triples License: CDL
Part of these practice sets:
Where it applies: Asked in every state.
Practice the whole set
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
- How does the rollover risk of doubles and triples compare with that of single-trailer rigs?
- Which unit is most likely to roll over because of the crack-the-whip effect?
- Pulling a set of doubles, you have to brake hard to keep from hitting something. Which braking method should you use?
- Your 100-foot double-trailer rig is traveling 50 mph on a dry road and visibility is good. What is the smallest following gap, in seconds, you should leave behind the vehicle ahead?
- 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?
- To begin training as a triple-trailer driver, federal rules say you must first have:
- When you pull doubles or triples, why is it important to look farther ahead than usual?
- Which of these best describes safe driving with doubles or triples?
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