Client: Watpac / Main Roads WA

11 kilometres of road has been constructed to bypass the town of Miling, as part of the Great Northern Connect project. Castle Civil were contracted to install the concrete slabs, culverts, headwalls and rock pitching aspects of drainage installations. This included the demolition and removal of existing structures and pipelines.

All works were carried out while the existing Northern Highway was in use and required intense coordination with numerous stakeholders and traffic management.

Works included:

  • Installation of 225mm and 150mm 40mpa concrete slabs to Main Roads Specifications
  • Installation of 300mm to 1200mm RCP and backfilling to Main Roads standards.
  • Installation of concrete box culverts and cast in-situ Headwalls to Main Roads standards.