SECTION 6 COMBINATION VEHICLES Flashcards
FILL IN THE BLANK(S): __________ vehicles are usually _______, ________, and require more driving skill than single commericial vehicles.
- Combination
- heavier
- longer
What two things are important to prevent rollover?
- keep the cargo as centered and as close to the ground as possible.
- drive slowly around turns
When you turn suddenly while pulling doubles, which trailer is most likely to turn over?
- the 2nd trailer
Why should you not use the trailer hand brake to straighten out a jackknifing tailer?
- This is the wrong thing to do since the brakes on the trailer wheels caused the skid in the first place.
- Once the trailer wheels grip the road again, the trailer will start to follow the tractor and straighten out.
What is off-tracking?
- When a vehicle goes around a corner, the rear wheels follow a different path than the front wheels.
When you back a trailer, you should position your vehicle so you can back in a curved path to the driver’s side. True or False?
- False
What type of trailers can get stuck on railroad-highway crossings?
- Low slung units (lowboy, car carrier, moving van, possum-belly livestock tailer)
- Single-axle tractor pulling a long trailer with its land gear set to accomodate a tandem axle tractor
More than ________ of truck driver deaths in crashes are the result of truck _________.
- half
- rollovers
Fully loaded rigs are _______ times more likely to roll over in a crash than empty rigs.
- 10
Rollovers happen when you turn too fast. Drive ______ around _______, __ ______, and ___ ______.
- slowly
- corners
- on ramps
- off ramps
When should you avoid quick lane changes?
- You should always avoid quick lane changes
- ESPECIALLY when fully loaded
Rearward amplification of 2.0in the chart means _______
_____ ____ ________ __ _______ __ ______ to turn over as the tractor.
- that the rear trailer is twice as likely
How far should you follow behind other vehicles when pulling a trailer?
- at least 1 second for each 10 feet of your vehicle length, plus another second if going over 40 mph
What is “CHEATING?”
When a vehicle goes around a corner, the rear wheels follow a differnt path than the front wheels.
If there is more than one trailer, the rear wheels of the last trailer will off-track even more.
TRUE
