Leakage Detection of Buried Watermains

To carry out leak detection within Waste Detection Area & District Meter Area in the designated area at the New Territories West, using Noise Logger, Leak Noise Correlator, Mechanical Leak Detector and Electric Leak Detector, reporting 908,000 metres of buried & exposed water mains located at 126 WDA and 16 DMA.

HKSAR Water Supplies Department - Contract No. : 20/WSD/98

Leakage Detection of Buried Watermains Affecting Slopes – Stage II

To carry out leakage detection using Leak Noise Correlator, Mechanical Leak Detector & Electronic Leak Detector and reporting of 2,896 sections of buried watermains associated with 8,738 slopes.

HKSAR Water Supplies Department Contract No. 16/WSD/97

Leakage Detection of Buried Watermains Affecting Slopes – Stage I

To carry out leakage detection using Leak Noise Correlator, Mechanical Leak Detector & Electronic Leak Detector and reporting of 1,622 sections of buried watermains associated with 2,172 slopes.