- Irish Water
 - County Kildare
 - Structural Engineer:JB Barry & Partners
 - 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.