service reservoir construction alone. Indents were accordingly prepared for the supply of suitable prestressing equipment and high tensile wire.
229. Attendants Quarters. Attendants quarters were provided at the Tsuen Wan and Tai Po filters as with the installation of chlorinators it is necessary to have resident attendants.
230. Hospital Supplies. Standby water supply schemes were installed at Queen Mary, Kowloon and Lai Chi Kok Hospitals, comprising additional storage tanks and pumps.
231. Ta Ku Ling Police Station. A water supply to this station involved the laying of 12,687 ft. of 2 ins. dia. pipe to connect it to the Hok Tau main.
232. Supply to Military Camps in New Territories. In cooperation with the Royal Engineers a supply of filtered water was provided from the Tai Lam Chung Valley. 5,000 ft. of 10 ins. dia. suction main were laid and a filter station of 300,000 gallons per day capacity was erected using pressure filters which were previously in use in the Stanley supply but were no longer required there.
233. Preliminary Investigations. Investigations were carried out during the year for supplies to the Hei Ling Chau Leprosarium, Cheung Chau Island, Cha Kwo Ling, Silver Mine Bay, Sha Tau Kok and Sai Kung.
234. Revenue and Expenditure. To collect Revenue, chargeable water accounts were sent out quarterly and supplementary and miscellaneous accounts were rendered as due. Approximately 135,000 water accounts were dealt with during the year, compared with 130,000 in 1950/51. The same rates as those in force in 1949/50 were charged for water during the year under review, viz. $0.80 per unit of 1,000 gallons for trade and domestic purposes, and $2 per unit for shipping and construction purposes.
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