High Speed 1

High Speed 1, legally the Channel Tunnel Rail Link, is a 109km high-speed railway between London and the United Kingdom end of the Channel Tunnel.The line carries international passenger traffic between the United Kingdom and Continental Europe; it also carries domestic passenger traffic to and from stations in Kent and east London, and Berne gauge freight traffic. The line crosses the River Medway, and under the River Thames, terminating at St Pancras International station on the north side of central London. It cost £5.8 billion to build and opened on 14 November 2007. Trains reach speeds of up to 300km/h on section 1 and up to 230km/h on section 2. Intermediate stations are at in London, and Ebbsfleet International Station and in Kent.International passenger services are provided by Eurostar, with journey times of London St Pancras to Paris Gare du Nord in 2 hours 15 minutes, and St Pancras to in 1 hour 51 minutes. As of November 2015, Eurostar has used a fleet of 27 Class 373/1 multi-system trains capable of 300km/h and 320km/h Class 374 trains. Domestic high-speed commuter services serving the intermediate stations and beyond began on 13 December 2009. The fleet of 29 Class 395 passenger trains reach speeds of 225km/h. DB Cargo UK run freight services on High Speed 1 using adapted Class 92 locomotives, enabling flat wagons carrying continental-size swap body containers to reach London for the first time.