File:The Street railway journal (1901) (14735520276).jpg

Identifier: streetrailwayjo181901newy (find matches)
Title: The Street railway journal
Year: 1884 (1880s)
Authors:
Subjects: Street-railroads Electric railroads Transportation
Publisher: New York : McGraw Pub. Co.
Contributing Library: Smithsonian Libraries
Digitizing Sponsor: Smithsonian Libraries

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sub-station, 12 miles south, is on octag-onal Georgia pine poles, with some long cedar poles in the• city of Monroe. The pine poles are 45 ft. long and paintedblack. Beyond the sub-station to the Michigan CentralBelt Line in Toledo, 6 miles further, the poles arc 30 ft.long. All are set 6 ft. deep with a concrete topping, mak-ing them so rigid that on ciu-ycs no guys nor extra raketo the poles is needed. Every tenth pole has a head guyand bridal guys. Two cross arms, double-iron braced, carry the high-tension feeders, and the pins form an equi-lateral triangle. The feeders are No. 4 copper wire, ex-cept within the city, where No. o feeders are used. But onetransmission circuit is employed, and it is not transposedthroughout its entire length. Wooden pins and Bochtriple petticoat insulators are used. The low-tension feed-ers are all No. 0000 wire. One extends 2 miles from thepower house and the other connects the power house andthe sub-station. The sub-station has three feeders; one
Text Appearing After Image:
SECTION OF TRACK AND LINE extends 2 miles north, one 2 miles south, and one 4^2 milessouth. Weatherproof covering is provided only in thecity. Green glass railway insulators are used, and tapsare made to the trolley every twentieth pole. Doubletrolleys of No. 00 hard-drawn copper are suspended fromiron pipe extension brackets bolted through the poles. AGarton railway type lightning arrester is placed on everytwentieth pole, and barbed wire is stretched along thepole tops and grounded down every fifth pole. Besidesthe usual rail gnmnd, a tinned copped plate 2 ft. square isset 5 ft. deep near tlie pole. A jirivate telephone line isstrung on iron brackets driven into the poles just above 128 STREET RAILWAY JOURNAL. (Vol. XVIIL No. 5. the extension brackets and transposed every fifth pole toavoid induction trouble. The country through which the road runs is compara-tively level, affording good alignment and easy grades.The maximum curvature is 6 degs., and the heaviest grade•s less than

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