References

collage_HGF_rev3_2018-1

The refe­ren­ces lis­ted on the web­site com­pri­se a selec­tion of suc­cess­ful­ly exe­cu­t­ed and ongo­ing projects.

pic_01_ref_railway_tunnel_norway
Tunnels & Caverns: Railway Tunnel Ventilation Systems

22 km Long Railway Tunnel in Norway

details
pic_01_ref_railway_tunnel_austria
Tunnels & Caverns: Railway Tunnel Ventilation Systems

13.4 km Long Railway Tunnel in Austria

details
Hello UptimeRobot