Transmission Cable Tunnel

It is a two cable tunnel built by SP PowerGrid which is about 60m underground consisting of a 16.5km East-West Tunnel and an 18.5km North-South Tunnel across Singapore to accommodate the main transmission cables for efficient installation and maintenance. These cables will serve as a backbone for the nation’s power supply for the coming years.

Clients

 

SK E & C – Design, Construction and Completion of North-South Transmission Cable Tunnel Contract NS2

Scope of Works:SKEandC

  • Rock blasting using explosives with non-electric detonators
  • NoneX Chemical Breaking
  • Tunnel fore poling
  • Rock bolts
  • Shotcrete
  • Excavation works

Project Start/End:  Aug 2013 – Oct 2015

SK E & C – Design, Construction and Completion of East-West Transmission Cable Tunnel Contract EW2

Scope of Works:

  • Rock blasting using explosives with electronic detonators
  • NoneX Chemical Breaking

Project Start/End:  Aug 2013 – Oct 2015