New Mental Hospital-Castle Peak.
314. Work was commenced on laying approximately 8,000 feet of 4 inch cement asbestos pipeline from an intake in the Lam Ti stream to provide a supply to the new hospital under construction.
Boring.
315. The three diamond rotary core drilling machines were fully occupied on various site investigations for service reservoirs at Tsun Wan, Ngau Tau Kok, Diamond Hill and North Point.
Irrigation-New Territories.
316. The irrigation work carried out so far has aimed at utilizing available water to better advantage and preventing leakage by the construction of diversion dams, the lining with concrete of irrigation channels and the development of underground springs. Very little had been done to provide additional water.
317. During the previous year preliminary investigations were carried out and a programme of work to be undertaken over two years prepared. It contained items for the construction of two dams, one at Hung Shui Hang to impound 26 million gallons of water and one at Lo Foo Hang to impound 24 million gallons of water. Detailed drawings were prepared and contracts let for their construction.
318. In addition, work was commenced on the following:
(a) The construction of a 6 feet high diversion dam at Sha Tong, Sheung Shui.
(b) The construction of 3 diversion dams near Ta Ku Ling.
(c) Repairs to a diversion dam at Ho Sheung Heung.
(d) The lining of 5,000 feet of channel with concrete, the formation of 3 water ponds, the construction of one diversion dam and the sinking of one shallow well to settle a serious water dispute between the villages of San Tin and Chau Tau.
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