white and blue classic big rig semi truck with empty step down semi trailer and oversize load signs on the front and back moving

american auxiliary big bonnet bridge business cargo carrier carries carry chassis classic comfortable commercial delivering delivery destination diesel divided down driving eighteenwheeler fifth fleet freight haul haulage hauler heavyduty highway industrial intersection load loads logistic logistics long lorry northwest oversize protection pulling rig rigs road running safety semi semitruck shipping slings spoiler step sunny support tightened tractor traffic trailer trailers transport transportation transporter transporting travel truck trucking trucks wheel wheels white