convoy of big rigs semi trucks with trailers in both directions

american automobile big bonnet business california cargo carrier carrying class commercial convoy delivering delivery directions distances drive driving duty eighteen fleet freeway freight going haul haulage heavy highway horizon industrial journey loads logistic logistics long lorry move moving opposite outdoors prairie rig rigs road roadway run running safety semi shipping southwest summer sunny tractor traffic trailer trailers transport transportation transporter transporting travel trip truck trucking trucks usa vehicle voyage wheeler