. The street railway review . Railway Co. realized that a block system was necessaryas a safeguard against accident, and the Westinghouse electropneumatic interlocking system, made by the Union Switch & SignalCo., of Swissvale, Pa., was chosen. The elevated road includes some 14 miles of trackage. Theswitches and signals are controlled from four switch towers and theautomatic Mock signals are located at distances of about 800 Each tower is supplied with indicators showing the approachof trains. The towers at the junctions of the Atlantic circuit andmain line control sonic 1,200 eleva
. The street railway review . Railway Co. realized that a block system was necessaryas a safeguard against accident, and the Westinghouse electropneumatic interlocking system, made by the Union Switch & SignalCo., of Swissvale, Pa., was chosen. The elevated road includes some 14 miles of trackage. Theswitches and signals are controlled from four switch towers and theautomatic Mock signals are located at distances of about 800 Each tower is supplied with indicators showing the approachof trains. The towers at the junctions of the Atlantic circuit andmain line control sonic 1,200 elevated trains daily. The largesttown 1 located at the Sullivan Sq. terminal, where some 500 elevat-ed trams and 7o surface cars pass in and out daily, involving 6,000switch and signal movements. A force of only two men on duty to operate the switchboard mechanism consisting of 35pneumatic levers. The terminals are also supplied with iamp indicators showing the relative location of approaching trains. While. w WESTINGHOUSE ON IT. ovementa at Sullivan Sq. an- noi mplicated as those .,1 the Boston South Tet lal Railway Station, thi Elevated pany 1,., i. tracl loom 11 11 di po al and handli a nun h largi 1numb Fot a given numl 1 tracl 11,.- Metropolitan Streel Railv ty Co., of ] m • .ii 1 iplini. mal me thi cl ii iv trdi d li on ii 11 1 hi ■ ompanj h 1 bi gun work 1 ni * 1 ihi 1 ■ line tot . ti 4«»4 STREET RAILWAY REVIEW (Vol XII. No. a PERSONAL. MR W. S 111 I I ippoinlcd gi m i -• 1 tnai Richmond P Richmond MR .I I »RGE f M < l I LOCH, pn udcnl ol the ; Indiana, l< ft New Sik on Augii-i I3lhded trip in
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
