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Design & Construction of the Tunnel, Stations and Excavation Works

Client: Sydney Metro City & Southwest

Market: Storm water Diversion Works

Project Description:

  • MMA Civil Contractors were contracted to complete the following;
  • Supply of all materials, labour, plant, equipment, tools & supervision.
  • Installation of pre-cast pits and concrete for sealing pits required to complete the works,
  • Installation of formwork, reinforcement and pour concrete to cast in-situ pits,
  • Installation of pit and channel inlets and outlets,
  • Installation of stormwater pipes both RCP pipes and steel pipes. Diameters up to 900mm RCP and 1050mm Steel,
  • Installation of all pipe connections as required to complete the works
  • Connection into existing Sydney Water culvert,
  • Installation of al fill required to complete the works as per specifications and Australian Standards,
  • Backfill drainage line to design levels as required by the Contractor.