UPS Freight truck, Motor Cargo & Overnite trailers

STAA doubles or double pups are a type of

long combination vehicle A road train, land train or long combination vehicle (LCV) is a trucking vehicle used to move road freight more efficiently than semi-trailer trucks. It consists of two or more trailers or semi-trailers hauled by a prime mover. History Early ...

in the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country Continental United States, primarily located in North America. It consists of 50 U.S. state, states, a Washington, D.C., ...

. They are named for the Surface Transportation Assistance Act (STAA) of 1982. Each trailer is long and wide. The doubles are connected via a dolly. This long combination vehicle is the only combination of trailers allowed nationwide in the United States. The axle weight allowed is per single axle. STAA double make up less than 3% of the freight trailer fleet in the United States.

References

{{reflist Trucks Articulated vehicles

See also

References