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Projects: Water And Waste Water Treatment Plants

Portlaoise WWTP

Location: Portlaoise

Portlaoise Waste water Treatment Plant

Description Of Works

Client:  Laois County Council.
Main Contractor: Bowen Construction Ltd.
Civil Sub-Contractor: ESK Plant Ltd
Contract Duration:  27 Months


The contract included upgrading the Waste water treatment plant in Portlaoise. The existing 23,000 PE treatment plant was upgraded to cater for a population of 39,000. The plant included a sludge dryer capable of treating 2,365 tonnes of dry solids per annum. Excavations for tanks on site went to a depth of 5.65m. ESK Plant Ltd was responsible for construction and supervision of all Civil Works on site.

Scope of Works

  • Excavation and Substructure for administration Building.
  • Excavation and Substructure for Sludge Building.
  • Civil works associated with Tertiary filter area.
  • Excavation and Base for storm, aeration & settlement tank.
  • Installation of interconnecting underground pipework 
  • Installation of all underground services.
  • Construction of access roads subject to NRA safety audit.
  • Footpaths
  • Landscaping

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