SLIP COUNTRY
AN ENGINEERING PROBLEM PLAN TO DIRECT IRRIGATION RACE (Per United Press Association) ASHBURTON, July 19. Slipping country on the Surrey Hills has necessitated the changing ol the course of the Rangitata diversion race for a mile and a-half The slip, on the property of Mr A. N. Gngg, M.P., is 250,000 yards, and is moving at the rate of an inch a day. The Minister of Public Works <Mr R. Semple) yesterday authorised a plan by which from a safe distance from the slip the water will drop through pipes to the down country 100 yards below the level of the abandoned race, and under a 13ft head will be forced up to the hillside race beyond the danger point The pipe? will be the largest in the southern hemisphere. They will have an Inside diameter of 12ft, and the shell, in which probably one-inch steel reinforcements will be Used, will have a thickness of 10m. The department proposes to make the pipes at Surrey Hills Each 10ft section will weigh 23 tons. The change of plans will not delay completion of the diversion.
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Bibliographic details
Otago Daily Times, Issue 23865, 20 July 1939, Page 8
Word Count
186SLIP COUNTRY Otago Daily Times, Issue 23865, 20 July 1939, Page 8
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