National speed limits Type of vehicle Built-up areas mph (km/h) Single carriageways mph (km/h) Dual carriageways mph (km/h) Motorways mph (km/h) Cars, motorcycles, car-derived vans and dual-purpose vehicles 30 (48) 60 (96) 70 (112) 70 (112) Cars, motorcycles, car-derived vans and dual-purpose vehicles when towing caravans or trailers 30 (48) 50 (80) 60 (96) 60 (96) Motorhomes or motor caravans (not more than 3.05 tonnes maximum unladen weight) 30 (48) 60 (96) 70 (112) 70 (112) Motorhomes or motor caravans (more than 3.05 tonnes maximum unladen weight) 30 (48) 50 (80) 60 (96) 70 (112) Buses, coaches and minibuses (not more than 12 metres overall length) 30 (48) 50 (80) 60 (96) 70 (112) Buses, coaches and minibuses (more than 12 metres overall length) 30 (48) 50 (80) 60 (96) 60 (96) Goods vehicles (not more than 7.5 tonnes maximum laden weight) 30 (48) 50 (80) 60 (96) 70 (112) 60 (96) if articulated or towing a trailer Goods vehicles (more than 7.5 tonnes maximum laden weight) in England...