FibroLaser in Road and Train Tunnels

Market specifics


People, vehicles and infrastructure must be protected against fire with maximum reliability:

Fast and precise fire protection: Notification of the direction and size of the fire - for the selective activation of the appropriate systems. Continuous protection along the entire length of a tunnel system (road tunnel, train tunnel, etc.)


  • A precise localisation of a heat spot provides highly effective protection

  • Activating fire alarms, ventilators and localising a hot spot to activate fire extinguishing

  • FibroLaserâ„¢ technology allows a continuous temperature measuring of up to 2x4 km of cable (max. 8 km)

  • Dirt, smoke, acid, electrical interference resistant cables


  • Reliable system from an experienced partner: The installed base includes over 2,000 km of cable worldwide

  • No maintenance in the tunnel

  • Siemens has over 15 years of experience in protecting tunnels with FibroLaser


Road tunnels:

  • Mont Blanc Tunnel (France/Italy)

  • San Bernardino Tunnel (Switzerland)

  • Rennsteig Tunnel (Germany)

  • Lecco Tunnel (Italy)

  • Funing Tunnel (China)

  • KP Expressway (Singapore)

Train tunnels:

  • Indra Railway Tunnel (Spain)

  • MRTA Metro (Thailand)

  • Betuwe Route Railway Tunnel (The Netherlands)

  • Orte Railway Tunnel (Italy)

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