File:The Street railway journal (1899) (14757016854).jpg

Identifier: streetrailwayjo151899newy (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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nd support the cables upon wooden bridges at October, 1899.) STREET RAILWAY JOURNAL. 671 intervals throughout the length of the troughs, after whichtJie whole trough is filled with bitumen and a tile coverplaced on top, whilst the bitumen is still liquid. Anothersystem, which is a drawing-in system, with manholes atregular intervals, known as the Sykes system, and manu-factured by the Albion Clay Company, is much like theAmerican. Another drawing-in system is made by theDoulton Company, which is an arrangement of clay tileswith brick or concrete manholes. Lead covered cables are generally used with the draw- duit, and undoubtedly the open conduit system will be theone eventually adopted. The London County Councilhave recently appropriated sufficient money to make ex-periments on their lines with the open conduit and withthe surface contact system. The outcome of these ex-periments will be exceedingly interesting, the surface con-tact being a serious competitor to the open conduit sys-
Text Appearing After Image:
DOUBLE-TRUCK OPEN CAR, BLACKPOOL & FLEETWOODRAILWAY ing-in system, the insulation being paper or rubber. Ina few cases armored cables have been laid directly in theground, the armor being made of steel ribbon, instead ofwire. Trolley wires are supported both by the bracket and bythe span wire systems; no wooden poles are used, veryornamental steel poles being the rule. Where the streetsare wide, center pole construction with two brackets ispreferred, but in narrow streets the iron poles are placedon one side of the street, a short bracket arm carrying thetrolley wire. When double tracks are used in narrowstreets, where either of these forms of construction wouldbe difficult, the span wire system is used, and sometimesthe span wires are attached to the buildings, thus obviating

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