Landing Gear Retracting legs which support the front of a semitrailer
when it is not coupled to a tractor.
Layover Any off-duty period away from home.
LCV (Long Combination Vehicle) In general, vehicles
longer than a standard doubles rig (tractor and two 28ft semi trailers).
Lessee Company or individual which leases vehicles.
Lessor Company which leases vehicles.
Lift Axle Extra, unpowered axle needed only when
the vehicle is loaded, allowing it to meet federal and state vehicle weight
standards. The lift axle is mounted to an air spring suspension that raises the
axle when it is not required.
Line haul The movement of freight from one point to
another. It does not include pickup and delivery services
LPG Liquefied Petroleum Gas, e.g., Propane Butane.
Logbook Book carried by truck drivers in which they record their hours of
service and duty status for each 24-hour period. Required in interstate
commercial trucking by the U.S. Department of Transportation.
Lowboy Open flat-bed trailer with a deck height very low to the ground, used to
haul construction equipment or bulky or heavy loads.
LTL (Less-Than-Truckload) A quantity of freight
less than that required for the application of a truckload (TL) rate; usually
less than 10,000 pounds.
LTL Carrier Trucking company which consolidates
less-than-truckload cargo for multiple destinations on one vehicle.