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Osberstown WWTP Stage 3

  • Irish Water
  • County Kildare
  • Structural Engineer:JB Barry & Partners
  • €12.5 Million
  • December 2016

The works comprise the expansion of the existing Waste Water Treatment Plant (WWTP) from a capacity of 80,000 Population Equivalent (PE), to a capacity of 130,000PE.

The expansion works comprised:

  • New twin gravity sewer, to be constructed under the M7 motorway;
  • Replacement / expansion of existing preliminary treatment process, comprising pumping, screening, grit removal and storm water storage;
  • Expansion of primary sedimentation process;
  • Conversion of existing advanced secondary treatment stage from existing batch process to a continuous flow process;
  • Provision of tertiary filtration process;
  • Expansion of existing sludge digestion and dewatering process; and
  • Necessary refurbishment works.

The works also include the operation and maintenance of the facilities, during the construction phase and during an extensive 12 month proving test phase.

Other BAM Civil Water / Waste Projects