An aerial view of the Victoria Road Crossover Box at Ealing in West London. Tunnel boring machines (TBMs) Emily and Anne can be seen in position, in preparation for excavating the western section of the Northolt Tunnel.
HS2
TBM Emily gets under way on the western section of London’s Northolt Tunnel and Elizabeth begins work on the Bromford second bore in the West Midlands.
THE third tunnel boring machine (TBM) to be launched to work on HS2’s London tunnels began excavation of the western section of the Northolt Tunnel in late February.