. Electrical news and engineering. High tension line, Reaving Granbv. presenting a departure in long-distance transmission in Can-ada. The poles are of wood, ft. 7 in. tops, two cross armtriangular type, the 5/16 in. steel ground wire being on abayonet extension at the top of the pole. A private telephoneline is placed six feet below the lower cross arm. The power is supplied from Sherbrooke, instead of asformerly, from a number of small plants along the route ofthe line. Sub-stations are located at Foster, West Sheflford,Granby, Cowansville, and Bromptonville, with provision forsub-statio
. Electrical news and engineering. High tension line, Reaving Granbv. presenting a departure in long-distance transmission in Can-ada. The poles are of wood, ft. 7 in. tops, two cross armtriangular type, the 5/16 in. steel ground wire being on abayonet extension at the top of the pole. A private telephoneline is placed six feet below the lower cross arm. The power is supplied from Sherbrooke, instead of asformerly, from a number of small plants along the route ofthe line. Sub-stations are located at Foster, West Sheflford,Granby, Cowansville, and Bromptonville, with provision forsub-stations at Eastman, Magog, Rock Forest and Adams-ville. Various points are equipped with a standard sectional-izing tower and outdoor sub-station, designed for 300 kw. For crossing the river at Granby two steel towers wereerected by MacKinnon, Holmes & Co., Ltd., Sherbrooke. The insulators are of the pin type, tested for 125,000 volts. Standard Outdoor Sub station—Southern Canada Power Co. ,! 1 wet flashover test, and were supplied by the Canadian Porce-lain Co., Ltd., Hamilton. Mr. J. M. Robertson, of Montreal, was the consultingengineer.
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