NEAT: Lötschberg Base Tunnel, Replacement of the Tunnel Control System

Lötschberg Basistunnel

The tunnel control system was replaced as part of the measures to increase the efficiency of the Lötschberg Base Tunnel.

Life-cycle costs and supplier dependency are important criteria in the preparation of specifications. These aims will be achieved through modular design and consistent use of open interfaces.

Comprehensive requirement management creates the basis for smooth process approval in accordance with RAMS.

Main Data

  • Ensuring railway operation
  • Optimised life-cycle costs
  • Minimal dependence on suppliers
  • Flexible and adaptable to future developments
  • Ergonomics, user-firendly
  • Open, well-documented programme code
  • Restriction to essential functions
  • Refurbishment during tunnel operation 




IUB Engineering Ltd.

Construction period


Construction costs

Control system: CHF 7 million

Scope of services

  • Requirements management
  • Tendering
  • System specifications