Norton Goldfields engaged Duratec to assess and provide repair options for their primary crusher ROM bin concrete repairs during a schedule plant shutdown.


Duratec proposed and were awarded the works based upon completing the works utilising ultra high pressure water hydro-demolition and dry gunite reinstatement of the deteriorated ROM bin. The scope included:

  • Prefabrication of steel reinforcement panels off site preshutdown.
  • Removal of loose materials using jackhammers.
  • Ultra high pressure water blasting to remove cover concrete to 20mm behind 2nd layer of reinforcement.
  • Removal and replacement of reinforcement steel where necessary.
  • Installation of entire wall of reinforcement steel and cast in rails to ROM bin south wall and truckstop.
  • Abrasive blasting of steel, application of zinc rich primer and Galvashield XTP anodes.
  • Spray application of Guncrete E to reinstate cover concrete.
  • Screed and trowel finish to match original surface profile.


  • Duratec managed and coordinated all works including cranage, waste removal and steel fabrication.
  • In total 90m2 of concrete breakout and reinstatement were completed in a 10 day period.


  • Concrete Repair
  • Abrasive Blasting & Painting
  • Shutdowns

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