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Contact Us

For further information, provide your comments or to subscribe for updates please:

  • complete the online comments form
  • call 1300 626 097 and speak to a member of the project team
  • email the project team at
  • visit the site office, 3 Majors Road, O’Halloran Hill, SA 5158
  • post a letter to Southern Expressway Duplication, Department of Infrastructure and Transport, Reply Paid 1533, Adelaide SA 5001.

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