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Limerick Main Drainage Contract 5.1 – Southern Interceptor Sewer

  • Project Type Wastewater
  • Client Limerick City Council
  • Company Involvement Roadbridge was appointed as Main Contractor for this project in October 1999.
  • Form of Contract CECEA Form of Contract (IEI 2nd Edition)
  • Dates October 1999 - May 2001
  • Location Limerick, Ireland

Key Features

  • The construction of Interceptor sewers and pumping stations as part of the Limerick Main Drainage Scheme.
  • 11.5km of open trench installation of sewers ranging in size from 2100mm to 225mm Ø
  • 425m of trenchless installation ranging in size from 900-1500mm Ø
  • Installation of 3.5km, 1500mm Ø foul water through unstable ground in depths 7-12m
  • Installation of a 900mm and 600mm Ø sewer, 600mm watermain crossing of the Ballinacurra River twice
  • Installation of 4.5km of split level sewers ranging in size from 2100 to 900mm surface water and 600mm to 300mm foul sewer accompanied by a 600mm water main
  • Construction of 125 sewer manholes up to 10m deep
  • The works also involved diversion of major utilities and traffic management to accommodate works.