Bristol Junction from Bristol Temple Meads is operated by South Western Railway, and there are scheduled coach links to most major UK cities. The M4 motorway connects the city on an east-west axis from London to West Wales, and the M5 is a north–south west axis from Birmingham to Exeter. The M49 motorway is a shortcut between the M5 in the south and the M4 Severn Crossing in the west, and the M32 is a spur from the M4 to the city centre. The Portway connects the M5 to the city centre, and was the most expensive road in Britain when
M4 motorway Usk bridge two crossings (east/westbound) were added as a connection from the M4 (at the newly constructed junction 25a) to the north/southbound A4042 Heidenheim Drive. M4 motorway Usk bridge The M4 motorway Usk bridge (or St. Julians Bridge) carries the M4 motorway across the River Usk in the city of Newport in the United Kingdom. The bridge is actually two separate bridges for the eastbound and westbound carriageways. When travelling westbound, the bridges lead directly into the twin Brynglas Tunnels. Work commenced on both the bridge and the tunnels on 10 September 1962, two months after work commenced on the George Street