Page 100 - Built Expressions - Online Construction Magazine - November 2014 Issue

Connectivity Set Free the Channel tunnel without having individual drivers euro tunnel, FranCe face such a long, underground drive. Over 13,000 skilled and unskilled workers was hired to build the Channel Tunnel. One of the Most Challenging Engineering Marvels of the World Great Britain had been urotunnel is the largest privately considered 200 years back. fnanced infrastructure in history The Channel Tunnel is comprised rabies-free since 1902, Eby a long way. The Channel of three tunnels connecting Britain to they worried that infected Tunnel took seven years to build and continental Europe from terminals in animals could come through is the longest undersea tunnel in the Folkestone, Kent and Coquelles near Calais in northern France. The three world. It has faced a lot of failures for the tunnel and reintroduce the its great achievement and stunning tunnels are 50km long with 38km disease to the island. A lot of success. Eurotunnel is the embodiment under the sea. They are bored some 40 design elements were added of the extraordinary engineering feat. meters below the seabed in a layer of The Channel Tunnel has captured the impervious chalk marl. Two are single to the Channel Tunnel to make public imagination ever the idea of line rail tunnels; the third is a smaller sure this could not happen. a Channel Tunnel was frst seriously service tunnel. PG 100 Built Expressions Vol: 3 Issue: 11 November 2014