After years of tunneling, Crosstown construction crews are set to tackle the most complex part of the project—carving out the path for the underground LRT five storeys below the two intersecting subway lines. The new east-west light rail line will cross subway Line 1 at both Eglinton and Eglinton West stations. Engineers have spent years plotting how to dig below those existing lines while supporting the load of the tunnels and trains – and keeping the subway in service. “Part of our responsibility will actually be to connect the two stations together so commuters can get off one and pick u...