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Mater Stop Diaphragm Wall & Associated Works

  • Railway Procurement Agency 
  • North Circular Road, Dublin 7 
  • Byrne Looby Partners 
  • Projected: July 2013 

The Mater Stop Diaphragm Wall project includes the construction of 515m of the proposed Mater Stop on the Metro North line.

The diaphragm walls have a nominal thickness of 1.50 m and in general a bond length of 2.0-3.0m into the rock. Wall depths are between 26 m and 28 m. In soft soils the excavation will be carried out using grabs and in compact ground/rock a hydro mill will be used.

The scope of the Design and Build project include:

  • Archaeology
  • Ground Investigation
  • Traffic Management
  • Environmental Monitoring
  • Utility Diversions
  • Piling Mat Construction
  • Guide Wall Construction
  • Diaphragm Wall Construction
  • Reinforced Concrete Support Structure Construction

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