1. Group A Guillermo Ovies Rodolfo Morales Carlos Rodriguez Miguel Molina Erick Faudoa

2. Between England and France The purpose was to create a safe permanent link between England and Europe

4.  11 TBM were used  CHARACTERISTICS  Work 100m below the sea  250 m long  Wt of 50000 tons  CUTTING HEAD  50 ft in diameter  Made out of tungsten

6.  Technological  The machine that was need it, was not invented yet  Technical  The size of the tunnel, the type of trucks that the train will carry, etc.  Social  England wanted to remain as an island nation  English and France historically rivals, needed to work together (no cultural misunderstandings allowed)  Environmental  Environmental repercussions (excavations)

7.  New service created for the Eurotunnel  Will carry passengers and their cars  Seven thousand six hundred horse power

9.  Earthquakes  Terrorist attacks  Inside tunnel-fire prevention  Creation of giant doors  Made out of Carbon-Manganese steel  Weight = 100 tons each

10.  13000 workers needed  6 years  500,000 Concrete slabs  21 Billion cost

11.  December 199o

12.  Official opening by Queen Elizabeth II and French President François Mitterand

13.  The Eurotunnel is one of the greatest engineering achievements of the 20th century

14.  QUESTIONS?