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TUNNELS AND GALLERIES
Projects in the field of underground construction works
Below are several of the projects and construction works in which Inaccés has participated and that we feel are interesting to mention for their uniqueness, their technical difficulty, their complexity of implementation by the application of innovative systems, or their significance for society as a whole.
Repairing bolts with sprayed concrete support
Strengthening of the tunnel vault, removal of the most unstable material, and strengthening of the rest with bolts and reinforced concrete designed with wire mesh.
Location: Autopista C-32 Túnel 4 (Barcelona).
Year: 2010
Protection against falling blocks¡s
Protection against falling blocks with mesh and bolts in a mine gallery.
Location: Gualba.
Year: 2015
Waterproof sheeting
Waterproofing the tunnel by placing waterproof sheet.
Location: Túnel del Cremallera de Montserrat.
Year: 2003
Strengthening the tunnel vault
Strengthening of the tunnel vault by means of bolts, d = 25 mm and 3 metres in length, wire mesh and sprayed concrete.
Location: Túnel de Erga. Autovía Leizarán.
Year: 2007
YEAR
LOCATION
PROJECT DESCRIPTION
2014
Martinet (Girona)
Stabilization of the gallery and slopes at the Cabiscol II hydroelectric power station.
2014
Barcelona
Strengthening of the support for Vallvidriera tunnels’ service gallery
2014
El Figaró (Barcelona)
Strengthening the support of the Tunnel del Figaró on the C-17.
2014
Súria (Barcelona)
Slope strengthening in Súria mines. Súria (Barcelona);
2013
Aduna (Guipuzcoa)
Strengthening the grouting of the Tunnel de Aduna and of the Basque Country’s new railway network
2013
Súria (Barcelona)
Slope treatment at the Iberpotash mining facilities.
2012
El Bruc (Barcelona)
Slope stabilization in the mouth of the tunnel del Bruc, N-II
2012
Alp (Girona)
Strengthening the support of the Tunnel del Cadí
2011
Irurzun (Navarra)
Strengthening Irurzun tunnel
2011
El Bruc (Barcelona)
Strengthening the tunnel del Bruc, on the N-II
2011
Barcelona
Strengthening the tunnel de l’Obaga Negre
2011
Manresa (Barcelona)
Strengthening the tunnel de Gomis, FFCC Martorell-Manresa line
2011
Queralbs (Girona)
Strengthening the Queralbs underpass station
2010
Barcelona
Reinforcement of the support of tunnel 4 of C-32 motorway.. Maresme
2008
Queralbs (Girona)
Strengthening in various areas in the construction of Roc del Dui tunnel, the Vall de Núria Rack Railway
2008
Vielha (Lleida)
Strengthening of the support in various areas of the Vielha tunnel.
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INACCÉS BLOG
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