LAND, PUBLIC WORKS AND UTILITIES
plant was awarded in August 1990 and dismantling is expected to be completed by about the middle of 1991.
Planning studies were completed for the improvement of fresh water supplies to Ap Lei Chau, the western mid-levels of Hong Kong Island, Kowloon East, Tuen Mun and Yuen Long. Major studies in hand include the increase in water treatment works capacity for the whole territory by providing new treatment works at Ma On Shan, Pak Ngau Shek, Ngau Tam Mei and Siu Ho Wan and the improvement of system capacity to meet the demand generated from developments in Tseung Kwan O, the Metropolitan eastern area, the central and western areas of Hong Kong Island and Tuen Mun.
A North Lantau Division was established to undertake the planning, design and con- struction of water treatment, transfer and distribution facilities to supply water to the new airport and other developments in north Lantau associated with the Port and Airport Development Strategy.
During the year, a new Centralised Mechanical and Electrical Workshop at Lung Cheung Road was completed and commissioned. The new workshop accommodates all the facilities previously provided at Bullock Lane and Argyle Street Workshops, Yau Tong Meter Workshop and the temporary electric motor workshop at Lok On Pai. The Stage II works of Pak Kong Treatment Works commenced and the works for the treatment and disposal of sludge from the Sha Tin Water Treatment Works also started. The construction work at Au Tau Treatment Works continued.
Major design works in progress include a new treatment works at Sham Tseng, extensions of Yau Kom Tau treatment works and Sheung Shui treatment works, and a temporary treatment works near Tung Chung for supply to North Lantau construction sites. Design of additional service reservoirs and pumping stations at Tuen Mun, Ma On Shan, Tseung Kwan O, Shau Kei Wan and Repulse Bay continued. Design works are also in hand for implementing sea water flushing supply systems in Sha Tin, Ma On Shan and Tai Po.
The distribution system was continuously extended and enlarged to meet urban and rural demands in the territory. Expansion of the distribution network to supply remote villages in the New Territories continued.
Several mechanical and electrical installations were commissioned during the year. These included Eastern Pumping Station Extension, Ngau Chi Wan High Level Pumping Station, So Kwun Tan Pumping Station, Tai Po East High Level Pumping Station, Tseung Kwan O High Level No. 1 Pumping Station, Wan Chai Salt Water Pumping Station and an irrigation supply pumphouse at Wai Tau Tsuen. The pumping plants at Peng Chau Pumping Station, Shek Pik Valve Tower and Shun Lee Tsuen Pumping Station were uprated to improve water supply to the areas. The four radiation screening centres at Sha Tin, Sheung Shui, Pak Kong and Hong Kong Island Eastern Filters for monitoring of water supplies as a consequence of the Daya Bay Nuclear Power Station were also commissioned.
The new regional office for Hong Kong and Island Region at North Point was completed and commissioned while the old office in Wan Chai was demolished. The design proposal for the regional office for the Mainland South East Region was finalised by Architectural Services Department and detailed design was put in hand.
With 1.8 million consumer accounts in the territory increasing at a rate of around four per cent per annum, major improvements to computer systems continued to facilitate
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