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4-metres corridor (4MK) on the Railway Gotthard line

Switzerland

Domains

Railways;Tunnel & Underground

Client

Swiss Federal Railways (SBB)

Time frame

Construction cost

CHF 125'000'000

Services

  • Design
  • Construction management

Phases

  • Final design
  • Permit-obtaining procedure
  • Tender design
  • Construction design
  • Preliminary design

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