190102e Flashcards
(16 cards)
The main advantage of using a deck trailer to carry cargo is easy access for ____ and ____.
Loading and Unloading
A highboy trailer has the deck located ____ the tractor/trailer wheels and suspension.
Above
2 advantages of lowboys are:
They can haul ____ loads.
They are more ____.
Higher
Stable
Trailers that protect the load from the environment are called ____ trailers.
Van
Temperature -controlled trailers keep the cargo at a constant ____.
Temperature
Tank type trailers are designed to carry liquid cargo only.
True or False
False
Trailers that can be lengthened or shortened to accommodate loads of varying length are called ____.
Extendable
Vehicle ground pressure is a measure of:
The force created by the weight of the vehicle and its load divided by the tire’s contact area.
What type of a coupling devise is used to connect a pony trailer to a body loaded truck?
Pintle Hook
How any points of articulation are there on a body loaded truck and pony trailer?
1
A tractor and single semi-trailer are connected using a ____ coupling and has _ point of articulation.
Fifth wheel
1
What unit that takes some of the weight off the tractor when oversized loads are being hauled?
A jeep
On an A train combination with 2 semi-trailers, the following semi-trailer is connected to the lead trailer by a ____ ____.
Converter dolly
B train combinations are more stable during operation than A trains because they have less points of ____.
Articulation
An axle that causes the wheels to track parallel to the trailer frame rails at all times is called a ____ axle.
Fixed
Steering axles are used on some trailer units to prevent tire ____ when the tractor/trailer combo negotiates a tight turn.
Scuffing
