233. The following new testing machines and apparatus were installed:
(1) One Avery type 7111 200-ton compression machine.
(2) One set 3" x 6" Vane Test equipment for soil in-situ shear strength test.
(3) Three Cambridge Automatic Thermoelectrical Recorders.
(4) One set Leonard Farell 10 ml Sampling Pipette for Sedimentation analysis.
(5) One Gallenkamp Universal Water Bath.
Site Investigation by Boring
234. The two boring gangs attached to the laboratory carried out work as follows:
(1) Marine Boring-114 boreholes with a total penetration of 2,616 feet at Shau Kei Wan, Aberdeen, Tong Mi Road Reclamation, Kwun Tong Reclamation Stage III, Lamma Island, Asiatic Petroleum Company's Pier at Kwun Tong, Cheung Sha Wan Reclamation, Gin Drinker's Bay, and new Vehicular Ferry Pier site at North Point.
(2) Land Boring-131 boreholes with a total penetration of 3,221 feet at Ngau Chai Ridge, Tong Mi Road and Kwun Tong Police Station.
235. The old boring barge 'L. 21' returned to the Marine Department for scrapping on 8th December and on 18th March this office took over a self-propelled barge, 70 feet X 16 feet, fitted with a 10-H.P. Petter A.V. 2 engine for operating the boring rigs. A set of Standard Penetration Test equipment together with a new 4-inch earth auger, 200 feet of drilling rods and 250 feet of 6-inch diameter steel casing was acquired.
ROADS OFFICE
Chief Engineer, F. A. Fisher, B.Sc., LL.B., A.M.I.C.E.
GENERAL
236. The continued intensive development of the Colony required further extensions and improvements to the road system to serve new areas and give improved access.
237. Construction of seven miles of new road brought the total length of roads in the Colony to 491 miles and in addition building commenced on a further nine miles. Existing roads resurfaced or rebuilt
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