City East Cable Tunnel

BSA | Build | Fire (formerly Triple 'M' Fire) has successfully completed the Fire Services for this project on budget, on time and with zero LTI’s.

  • Business Unit:BSA | Build | Fire
  • Location:Sydney, NSW
  • Work Type:Fire Services

Thiess completed the construction of the City East Cable Tunnel (CECT), building 3.2 kilometres of cable tunnel under the city of Sydney. Ausgrid, Australia’s largest electricity distributor awarded the contract which was worth $140M AUD.

The tunnel under the city will have a diameter of 3.5 metres to house the 132kV cable. It will connect the existing City North substation to a new substation in Riley Street, Surry Hills.

Images obtained via Theiss Website ( and Star Group (