Channel Tunnel over £3 million. Ten workers, eight of them British, were killed during construction between 1987 and 1993, most in the first few months of boring. A two-inch (50-mm) diameter pilot hole allowed the service tunnel to break through without ceremony on 30 October 1990. On 1 December 1990, Englishman Graham Fagg and Frenchman Phillippe Cozette broke through the service tunnel with the media watching. Eurotunnel completed the tunnel on time, and it was officially opened, one year later than originally planned, by Queen Elizabeth II and the French president, François Mitterrand, in a ceremony held in Calais on 6 May
Alderton Tunnel Alderton Tunnel The Alderton Tunnel sits on the South Wales Main Line in England, on a stretch of line between Swindon and Bristol Parkway. The tunnel, which is 506 yards long, was opened on 1 January 1903 along with the line between and , that being the first section of the South Wales & Bristol Direct Line of the Great Western Railway. Building of the tunnel commenced at least two years before 1903, as the rise in railway workers boarding in Alderton village can be seen in the 1901 Census. As part of the modernisation of the Great Western main