Electrical news and engineering . eel groundwire was strung on the tops of the poles to protect lightning. \ No. 10 copper, telephone circuit wasalso trung. At the same time, 1911, a second transmissionline was built from Ragged Rapids to Orillia. The sameconstruction was used except that No. 2/0 aluminium wasused for conductors. Telephone was transposed every fivepoles. The high tension conductors were also transposedthree times between Big Chute and Ragged Rapids and ninetimes between Ragged Rapids and Orillia. New Plant in Connection With Canal Development \\ hen the plans fo
Electrical news and engineering . eel groundwire was strung on the tops of the poles to protect lightning. \ No. 10 copper, telephone circuit wasalso trung. At the same time, 1911, a second transmissionline was built from Ragged Rapids to Orillia. The sameconstruction was used except that No. 2/0 aluminium wasused for conductors. Telephone was transposed every fivepoles. The high tension conductors were also transposedthree times between Big Chute and Ragged Rapids and ninetimes between Ragged Rapids and Orillia. New Plant in Connection With Canal Development \\ hen the plans for the Trent Valley Canal were finallyadopted it was proposed in order to avoid heavy expense inrock cutting, etc., to pass the Ragged Rapids dam, to wipeout the Ragged Rapids dam and power house and to builda new dam and lock some two miles further down stream atSwift Rapids and to incorporate in the1 work a new power-house. This plan was agreed to by the town of Orillia and acontract was awarded by the Department of Railways and. Fig. 4—Construction view of spillway. Swift Rapids dam Canals to the Inland (.(instruction Company for Section 2 ofthe canal work, which included the Swift Rapids dam, lockand power house, and lockmasters house. Fig. 1 shows the general plan of the work with the , powerhouse and lock. Fig. ?. is a general arrangement of the powerhouse, show-ing wheel setting, generators and transformer compartmentson the main floor. Fig :; shows a cross section o) the powerhouse and pen-stocks Fig. .> shows an elevation and cross section of the dam. ( >wing to war conditions, the lock is still his will be a single lock of 48 feet lift. It will be providedwith one pair of inhering gates on the breast wall and avertically operated steel gate on the lower end. This gatewill be raised by operating machinery placed on a steelbridge which will be supported by reinforced concrete tow-ers Flu necessary height to give clearance to vessels mean
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Keywords: ., bo, bookcentury1800, bookdecade1890, bookidelectricalnewsen28donm
