Sydney Metro

Sydney Metro

Sydney Metro is Australia’s biggest public transport project. From the north west, metro rail is being extended under Sydney Harbour, through new underground city stations and beyond to the south west. In 2024, Sydney will have 31 metro railway stations and a 66km standalone metro railway system, revolutionising the way Australia’s biggest city travels

CaSE Scope:

Case provided the main contractor John Holland CPB Ghella JV Area Quality Manger to oversee the works at Barangaroo station and precinct. These works included where split into 3 main parts

  • Station – which included excavation, temporary support, anchors waterproofing, permanent concrete cassette works
  • Cross over Cavern – excavation of the temporary and cavern including temporary support, permanent lining of the cross over cavern including waterproofing
  • TBM tunnels under harbour – excavation using a slurry TBM, installation of concrete segments, excavation of cross passages and defect repair and close out

CaSE Services provided:

  • Overall site quality assurance management
  • inspections
  • site auditing
  • lot review and close out
  • non compliance management and defect management and close out.
  • management of client and independent expectations and resolving of issues
  • Managing the completion process for the site including redline markups, handover and work completion submissions

CaSE Staff:

  • Ayman Sayegh – Area Quality Manager

John Holland CPB Ghella JV

Project Status