225.
A total of 280 traffic island bollards were manufactured and installed at various locations.
226. A new typhoon signal mast was constructed and erected at the Police Post on Hay Ling Chau Island.
227. Wiring installations in the new 'Star' Ferry Piers, Hong Kong and Kowloon, and at the Mount Butler quarry staff quarters were completed on contract. The wiring installation of six new 'Star' Ferry Pier lifts was completed by Workshop personnel.
228. The following new lifts were installed under contract:
Police Rank & File Quarters, Arsenal Yard
Government Branch Offices, Farm Road, Kowloon
Married Officers' Quarters, Western Police Station
Bed/Passenger lift (replacement) in Queen Mary Hospital (South Wing)
229. Contracts were placed for the installation of five passenger lifts and two mail lifts in the West Wing Central Government Offices Building, one mail lift in the General Post Office and one replacement bed/passenger lift in the North Wing Queen Mary Hospital.
AIR CONDITIONING AND REFRIGERATION SECTION
230. New plant and equipment installed represented an increase of 10% over the previous year. The annual maintenance programme for servicing and keeping in good running order the fifty-four air conditioning plants totalling 977 tons of refrigeration, 190 room air coolers, 1,454 domestic type refrigerators, nine mortuaries and cold stores, twelve film processing units, thirty dehumidifiers, forty-four ventilating and extraction plants and other miscellaneous items including a blood plasma manufacturing unit and two deep freeze cabinets for vaccines was carried out satisfactorily. In the course of this work 14,054 maintenance visits were made and 1,270 faults repaired, 1,111 major and minor repairs executed and 154 major jobs carried out. In addition, eight major installations ranging in size from 25 tons to 370 tons were under continuous maintenance.
231. Installations carried out under contract included: new air conditioning plants in the basement of the Peninsula Hotel (10 H.P.), Supreme Court North end (56 H.P.), Royal Observatory Forecast Rooms (23 H.P.), and Technical College Textile Laboratory (20 H.P.); extension of air ducts of the existing air conditioning plants in the Public Relations Office and in the Studio of Radio Hong Kong; room air coolers for the following department: Commerce and Industry (6),
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