Crews have reached another milestone in the new rail passage in the heart of some of the busiest highway traffic in Canada – 100 per cent excavation in tunnel two. Since March, heavy machinery has been digging through rock and debris in the second tunnel. We get the dirt on how this was done on … Continue reading See the videos – Highway 401 and 409 Rail Tunnel project completes excavation in tunnel two
Highway 401 and 409 Rail Tunnel
Smooth operator – How a ‘tunnel liner’ machine handles rough spots while digging through the earth on Highway 401 and 409 Rail Tunnel Project
Now that excavation on Tunnel One is complete on a task to burrow an important rail tunnel below and through Toronto’s busy Highway 401 and 409 area, the crews are moving a liner machine through to ensure a smooth mold inside the new subterranean passage. We take you into the depths to show you how … Continue reading Smooth operator – How a ‘tunnel liner’ machine handles rough spots while digging through the earth on Highway 401 and 409 Rail Tunnel Project