New M4 breakthrough thumbnail
New M4 breakthrough thumbnail
Written by
tom watts on
26/07/2017 in
Tagged:
More Like This
HS2 final TBM breaks through on Chiltern Tunnels
The second 10.25m diameter Herrenknecht TBM building HS2 under the Chiltern Hills has broken through at the tunnel’s northern portal,…
Strabag/Porr JV presented with Vienna Subway EPBM
Arge U2, a JV comprising Strabag/Porr has been presented with the 6.84m diameter Herrenknecht EPBM it will use to bore…
Mont Cenis Herrenknecht TBM delivered to ELYOT JV
The fifth of the seven TBMs to be used for excavation of the Lyon-Turin Rail Tunnel has been delivered to…
Comments: