InstituteFleet SafetyFocus AreaUSALonger Combination VehiclesEnglishAnalysisTransportationCompliance and Exceptions (Level 2)Longer Combination Vehicles
Who must comply?
['Longer Combination Vehicles']

- Longer combination vehicle (LCV) driver-training rules apply to both instructors and drivers.
- Vehicles affected by driver-training rules include Doubles and Triples.
LCV driver-training program requirements apply to both those who want to operate an LCV and those who provide instruction on LCV operation.
Key definitions:
- Longer combination vehicle (LCV): Any combination of a truck-tractor and two or more trailers or semi-trailers, which operate on the National System of Interstate and Defense Highways with a gross vehicle weight greater than 80,000 pounds.
- Longer combination vehicle (LCV) Double: An LCV consisting of a truck-tractor in combination with two trailers and/or semitrailers.
- Longer combination vehicle (LCV) Triple: An LCV consisting of a truck-tractor in combination with three trailers and/or semitrailers.