WSNTG Annual Conference 8 th September 2005 WSNTG 9 th Annual Conference “Water Services Strategic Plans – Fact or Fiction”

WSNTG Annual Conference 8 th September 2005 Water Conservation / Mains Rehabilitation / Strategic Plans in a rural context Ian Paterson Technical Director Carl Bro / Ryan Hanley

Mapping and GIS Caretakers As Built records Up date procedures necessary MapInfo, MapNet, CIS, AutoCad

Customer Data Domestic - Geo Directory Commercial - NDU Surveys, Geo Directory Site Surveys Large users / Exports measured

Record Keeping Burst Data Complaint Data Leaks on new estates Private Leaks Domestic Commercial

Metering Source, Treatment works, reservoir outlets, pumping stations, district meter areas and customers Electromagnetic, or if existing site appropriate replace mechanical mechanism Appropriate meters for major customers

Water Audits Meter data Customer data Flow balances - DMA, Source, Region Unaccounted for water / leakage Customer metering will have significant effect Supply / Demand Balances Future Demands

Leakage Reduction Trained Staff Equipment the team wish to use Realistic Targets Review and update targets Urban areas different to rural areas Will need to install further fittings

Hydraulic Modelling Fully detailed models Validated against field recorded data Identifies  Anomalies  Low / high pressure  mains with poor hydraulic performance

Procedures Critical to establish Procedures for staff to follow Mapping Updating Customer data Burst/leak recording Monthly water auditing

Team Development for sustainability Establishment of County team to undertake management of the water supply and distribution system Training Procedures Motivated staff Significant benefits are achieved and cost of operation reduced

Countywide Telemetry Remote monitoring of Facilities Re deployment of staff to other duties Management reporting direct from system Maintenance schedules automatically produced for action Covers both water and Sewerage Can tie into site SCADA systems Alarms forwarded to appropriate staff

Rehabilitation Needs Assessment System mapping Hydraulic models Structural data  Pipe samples  Burst records Caretaker data Scoring system to highlight priority

Above Ground Assets Database of all sites and Facilities Maintenance schedules for all equipment and replacement policy Develop costed plans for upgrades and maintenance Review global County position

Luimnagh Water Treatment Plant

Knockacarrigeen Reservoir

County Strategic Plan Supply / Demand Balance - now/future Asset condition Transfers between schemes Maintenance Needs Pipelines Treatment Plants Proposed Capital Schemes A Global policy for Capital and Maintenance of the Water Supply Infrastructure

Benefits Reduced leakage / operating cost Actual understanding of system performance Reduced overtime payments Improved supply to customers Active management of the network Ability to demonstrate need for capital investment based on facts

WSNTG Annual Conference 8 th September 2005 WSNTG 9 th Annual Conference “Water Services Strategic Plans – Fact or Fiction”