Downsview Transmission Main

Scope of work completed:

  • 6no. shafts of 5m, 7.2m and 7.6m diameters and depths of up to 32m installed in mixed ground conditions.
  • Installation of 1590m of 1200mm casing pipe by Microtunnel with drive lengths ranging from 200m to 590m.
  • Microtunnel casing pipe to allow 900mm and 750mm steel WM to be installed under Keele Street and Tangiers Rd.