Four Roscommon Regional Water Supply


Four Roscommon Regional Water Supply Scheme DBO Contract

The Four Roscommon RWSS DBO Contract involves the design, construction and operation and?maintenance of 5 No. Water Treatment Plants ranging in size from 61m3/hr to 318m3/hr. The?Contract includes a 20 year Operation and Maintenance period for the 5 No. WTPs.

The Contract included 5 No. Water Treatment Plant within Four Regional Water Supply Schemes, as?follows:

  • South Roscommon Regional Water Supply Scheme (SRRWSS) ? Lisbrock and Killeglan WTPs.
  • Roscommon Central Regional Water Supply Scheme (RCRWSS) ? Ballinagard WTP.
  • Boyle Ardcarne Regional Water Supply Scheme (BARWSS) ? Rockingham WTP.
  • Arigna Regional Water Supply Scheme (ARWSS) ? Ballyfarnon WTP.

The general scope of works and objective of the Contract is outlined as follows:

  • Development of the production wells/springs including chambers, pumps, rising mains to the WTP and associated telemetry.
  • The development of Hughestown wellfield including the production wells & chambers, control building and pump house.
  • The provision of five Water Treatment Plants and associated water pumping facilities in four out of five WTPs.
  • To provide appropriate barriers to Cryptosporidium in accordance with the EPA ?Water Treatment Manual: Disinfection?, published in November 2011; and to reduce the risk of Cryptosporidium to low risk level in accordance with the EPA Cryptosporidium Risk Assessment Methodology.
  • The treatment and disposal of any sludge and wastes generated.
  • The provision of a booster pumping station at Rockhill (ARWSS).
  • Instrumentation and telemetry, metering and sampling equipment.
  • Review and upgrading of existing infrastructure.
  • To design & build water level instrumentation, outlet bulk meter and outlet sampling on the distribution outlet from the existing Reservoirs.
  • The interim operation and maintenance of these facilities during DB Phase.
  • Operation and maintenance of existing and new facilities for a 20 year O&M period.
  • Operation and maintenance of some rising mains, constructed by others, for the 20 years operation and maintenance period.


Roscommon County Council


JB Barry and Partners Ltd and Jennings O?Donovan & Partners


April 2014 – May 2016

Contract Value

? 10 600 000


Various locations in County Roscommon


November 28, 2010

20151007_180747 Killeglan
Killeglan 1