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1. (WO2017171558) A TUNNEL WALL ELEMENT AND A METHOD OF ASSEMBLING TUNNEL WALLS COMPRISING THE TUNNEL WALL ELEMENTS

Pub. No.:    WO/2017/171558    International Application No.:    PCT/NO2017/050077
Publication Date: Fri Oct 06 01:59:59 CEST 2017 International Filing Date: Thu Mar 30 01:59:59 CEST 2017
IPC: E21D 11/00
E21D 11/38
Applicants: FOAMROX AS
Inventors: JAKOBSEN, Rolf
Title: A TUNNEL WALL ELEMENT AND A METHOD OF ASSEMBLING TUNNEL WALLS COMPRISING THE TUNNEL WALL ELEMENTS
Abstract:
The present invention disclose a tunnel wall element comprising a lightweight body element coated with a fire resistant coating providing increased mechanical integrity of the tunnel wall element. The present invention is also related to a method of building road and railway tunnels with the lightweight coated tunnel element.