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Reinforcement of the cladding and adaptation of the installations in the tube towards San Sebastián, in San Lorentzo-Larre tunnel (A-15 Motorway)

Date 27/06/2019
Type of works Conservation and maintenance

Project description

The works to be carried out in the San Lorentzo Tunnel consisted of carrying out the following actions:
  1. Preliminary work: cleaning, excavation and scraping of the tunnel.
  2. Supporting the tunnel and waterproofing projected using Mapei, Mapelastic TU System.
  3. Installation of drains and asphalting the tunnel.
The tunnel has a length of 770 m and a section of 22 m2.

Multimedia material

Used machinery

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