Training gallery

Training gallery


This is a service gallery made of steel plate, with similar dimensions to the service gallery in any underground structure.

Key features

Its key features are:

  • Length: 150 m (it is possible to join the tunnel service gallery after travelling 450 m).
  • Width at the base: 2.40 m.
  • Maximum height: 2.50 m.
  • Entrances at the same level: 2 entrances.
  • Entrances above: 2 entrances (one with step irons).
  • Entrances below: 1 entrance.
  • Emergency exits: 4 (every 37.50 m).
  • Fire zones: 2 fire zones with 5 MW of power.

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