MINOR WORKS
8.30. Minor works and miscellaneous duties included:
(1) Checking of calculations and drawings for marine structures submitted by private architects under the Buildings Ordinance.
(2) Erection of a temporary timber pier for Waterworks Office in connexion with the laying of a submarine water main to Cheung Chau Island.
(3) Provision of a new timber log boom at Gin Drinker's Bay refuse dump for the Urban Services Department.
(4) Extension of a stone pier at Anglers Beach (13 M.S. Castle Peak Road).
(5) Completion of a pumphouse to provide salt water for the Western Magistracy building.
(6) Completion of a set of landing steps at North Point for the Immigration Department.
(7) Casting of a total of 590 cubic yards of concrete mooring blocks in connexion with the Water Emergency scheme.
(8) Removal of 700 cubic yards of boulders from the beaches at Big Wave Bay and St. Stephen's in Stanley for the Urban Services Department.
(9) Construction of new light beacons at Lei Yue Mun, Lamma Island (3), Castle Peak Rd. M.S. 15 and Tai Long Pai.
(10) Collection of automatic tide gauge records from North Point, Chi Ma Wan and Tai Po and preparation of an abstract of high and low tides throughout the year, together with computation of the mean sea level. This information was transmitted to the Liverpool Tidal Institute and the Admiralty Hydrographic Department.
Boring
8.31. Marine and land investigations:
(1) Marine Boring
land boring units carried out the following
239 boreholes totalling 6,924 feet were sunk at Yau Ma Tei, Kowloon Bay, Sam Ka Tsuen, Chai Wan, Wan Chai, Central District, Sandy Bay, Yung Shue Wan, Tai Po, Sham Tseng, Deep Bay and Yuen Long Creek.
Vane tests were carried out in connexion with the design of foundations for the seawall at Sandy Bay and for a breakwater at Tai Po.
(2) Sand Survey
The sand survey was continued by borings at Sam Ka Tsuen, Lamma Island and Sha Lo Wan.
(3) Land Boring
6 boreholes totalling 238 feet were sunk at Kennedy Town and Sha Lo Wan.
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MINOR WORKS
8.30. Minor works and miscellaneous duties included:
(1) Checking of calculations and drawings for marine structures submitted
by private architects under the Buildings Ordinance.
(2) Erection of a temporary timber pier for Waterworks Office in con- nexion with the laying of a submarine water main to Cheung Chau Island.
(3) Provision of a new timber log boom at Gin Drinker's Bay refuse
dump for the Urban Services Department.
(4) Extension of a stone pier at Anglers Beach (13 M.S. Castle Peak
Road).
(5) Completion of a pumphouse to provide salt water for the Western
Magistracy building.
(6) Completion of a set of landing steps at North Point for the Immigra-
tion Department.
(7) Casting of a total of 590 cubic yards of concrete mooring blocks in
connexion with the Water Emergency scheme.
(8) Removal of 700 cubic yards of boulders from the beaches at Big Wave Bay and St. Stephen's in Stanley for the Urban Services Department.
(9) Construction of new light beacons at Lei Yue Mun, Lamma Island
(3), Castle Peak Rd. M.S. 15 and Tai Long Pai.
(10) Collection of automatic tide gauge records from North Point, Chi Ma Wan and Tai Po and preparation of an abstract of high and low tides throughout the year, together with computation of the mean sea level. This information was transmitted to the Liverpool Tidal Institute and the Admiralty Hydrographic Department.
Boring
8.31. Marine and land
investigations:
(1) Marine Boring
land boring units carried out the following
239 boreholes totalling 6,924 feet were sunk at Yau Ma Tei, Kowloon Bay, Sam Ka Tsuen, Chai Wan, Wan Chai, Central District, Sandy Bay, Yung Shue Wan, Tai Po, Sham Tseng, Deep Bay and Yuen Long Creek.
Vane tests were carried out in connexion with the design of founda- tions for the seawall at Sandy Bay and for a breakwater at Tai Po.
(2) Sand Survey
The sand survey was continued by borings at Sam Ka Tsuen, Lamma Island and Sha Lo Wan.
(3) Land Boring
6 boreholes totalling 238 feet were sunk at Kennedy Town and Sha Lo Wan.
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