middle duty rigs semi trucks with box trailers standing in warehouse dock with gates loading cargo for delivery

american big box business car cargo carrier carries cars chassis clean commercial delivering delivery destination diesel distribution dock driving eighteenwheeler fifth fleet freight haul haulage hauler highway industrial loads logistic logistics long lorry lot maintain middle mountain moving operator owner parking pick protection rig rigs road running safety semi semitruck service shipping stop tractor traffic trailer trailers transit transition transport transportation transporting travel truck trucking trucks warehouse wheel wheels white