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City Tunnel
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Tunnelling

CPB Contractors is one of Australia’s leading tunnelling contractors.

Our experience covers all areas of tunnelling, underground excavation and construction, including roads, rail, water, power and utilities.

We have worked on some of Australia’s most iconic tunnelling projects, including:

  • Sydney Harbour Tunnel
  • Sydney Opera House car park
  • Epping to Chatswood Rail Link
  • Lane Cove Tunnel
  • Brisbane’s Airport Link and Clem 7