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This project was the first time that foam was ever used in Spain to condition the ground for this type of mechanized excavation.

A 6.52-m diameter EPB (Earth Pressure Balance) tunnel boring machine was used to construct two parallel 4.6-km tunnels connecting the Alameda and Avinguda stations for Valencia’s Metro. This project was completed in April 2003.

GENERAL INFORMATION

  • Location: Valencia, Spain.
  • Contract type: Construction.
  • Infrastructure: Two parallel 4.6km tunnels connecting the Alameda and Avinguda stations.
  • Year of project completion: 2003

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