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TUNNELS, UNDERGROUND
Measures for protecting and waterproofing tunnels and underground galleries which ensure safe movement.
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
We build landscapes that protect lives
We unite processes, leading technologies and talented individuals focused on safety
INACCÉS BLOG
Conditioning slopes on the N-260 road. - This action is part of the project of the Ministry of Transport, Mobility,… + read more
The vital importance of installing rockfall barriers on railway tracks. - Safety is one of the most critical aspects in railway transportation. In the… + read more
First 9,000 KJ dynamic barrier set up in the Iberian Peninsula. - At the end of last year, INACCÉS completed the installation of the first… + read more
Emergency work due to the detachment of a retaining wall on the Sa Calobra road - The Ma-2141 road, an emblematic road of the Serra de Tramuntana, suffered a… + read more
