JAMAICAN WATER SUPPLY IMPROVEMENT PROJECT (JWSIP) - CATEGORY A1 WORKS
ACTION PLAN IMPLEMENTATION FOR NRW REDUCTION IN STONY HILL AREA
WMI and NWC were engaged in a co-management arrangement for the Reduction of Non-Revenue Water (NRW) for the Stony Hill area. These included all the commercial and technical activities, and monitoring such as house-to-house survey, regularising consumers in several informal settlements, design and installation of meter banks, disconnections/reconnections, account monitoring, DMA monitoring, leak detection and repairs, pressure management of distribution network, maintenance of appurtenances and the calculation of Non-revenue Water.
WMI provided significant transfer of knowledge and best practice solutions to NWC personnel, including the production and development of databases of requisite tools to foster effective commercial monitoring of customer accounts. WMI also conducted formal and informal training in the areas of leak repairs on large diameter pipeline, installation of meters, etc.
Description of WMI services
1. Network Improvement Sherbourne Heights / Upper Mannings Hill Road / Kingswood:
2. NRW Reduction in Stony Hill:
3. Installation of Large Meters: selection of most cost-effective meters to be replaced, geo-referencing (using GPS units) of all replaced meters, supply of specific equipment to NWC, namely cameras and GPS, supply and installation of commercial and large meters (1”, 2”, 3”, 4”) and associated fittings and accessories, construction of complete chambers for 2" to 4” water meters.
Reduction of NRW from 75% to 39% in 12 DMAs. The Contract target was 45%. (Estimated population in these DMAs is 15,000 people)