Typhoon damage to the connecting pipe work was successfully repaired and the station fully restored for service. Two large purpose-designed penstocks were manufactured in Hong Kong for isolating the pump delivery mains from the main Plover Cove-Tai Po Tau supply tunnel.
11.51 Replacement bearings, provided by the manufacturers of the 30 million gallons per day pumpsets at Sha Tin, were installed and satisfactorily eliminated the vibration problems encountered earlier.
11.52 Replacement parts for the turbo-charger of the 1,600 brake horse power alternator at Sandy Bay were received towards the end of the year and the unit was recommissioned.
New Works
11.53 Plant was installed in new pumping stations at Tsuen Wan/Kwai Chung, Tuen Mun, Ting Kok and Hong Lok Yuen. The latter station was provided for compensation irrigation supplies and is operated privately. New pumpsets were installed in Cheung Chau, Cheung Sha Wan, Tsuen Wan No. 1 and Bowen Road. Procurement of new plant for six existing and two new pumping stations and design work on plant for three existing and two new pumping stations, was in hand.
General
ELECTRICAL DIVISION
Chief Engineer:
F. R. THOMAS, C.Eng., M.I.E.E.
E. J. HAILSTONE, C.Eng., M.I.E.E. (Acting)
11.54 The Division is responsible for the maintenance and repair of waterworks electrical plant and equipment and for all instrumentation as well as for the design, procurement, installation and commissioning of all new water works plant except for plant associated with the Plover Cove and High Island Water Schemes and the 40 million gallons per day desalter.
11.55 Two workshops, one on the Island, and one in Kowloon, carry out assembly, repair and testing of electrical plant and instrumentation; a specialist workshop in Kowloon carries out repairs and calibration of electrical metering and protection equipment and a small workshop at Sha Tin treatment works carries out repair
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