Eastern Canada:

In Ontario, Tunnelling for the Spadina Subway is essentially complete and the TTC is moving ahead with the stations and track work. This project involved four EPB TBMs and also saw some innovative construction techniques including SEM and compensation grouting to pass below some sensitive structures.

Tunnelling on the Billy Bishop Airport Link has recently been completed making way for easier access to the Billy Bishop Airport. The Project saw the first use of interlocking stacked drifts as a primary support in Canada.

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