Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. . t will wear for a reasonable time andthe quality of steel is chosen to give the headthe necessary wearing qualities. The webgives stiffness to the rail and its thicknessand depth are chosen so as to give the proper support to thehead. The base, which rests on the ties, is made wide enough
Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. . t will wear for a reasonable time andthe quality of steel is chosen to give the headthe necessary wearing qualities. The webgives stiffness to the rail and its thicknessand depth are chosen so as to give the proper support to thehead. The base, which rests on the ties, is made wide enough todistribute the pressure over as great a tie surface as possible and to give the rail the necessary stability whensubjected to side pressure. The base isspiked or bolted to each tie on both experience of steam railroads andrail manufacturers has determined theproper proportions, weights, and compo-sition of standard T rails so as to meetI ,,^ [^«t/h ^^^ requirements of operation (wearing J_ h^ )\\[( ^^ qualities and stiffness) with a minimum amount of steel per yard. Shanghai T Rail. Where the T railis to be used with paving, the popularform is the Shanghai T, shown in This rail is tall enough to permit the use of high paving blocksaround it. Fig. 222. Seotion of 65-pound T Rail. Fig. 223. Shanghai T Rail 332 ELECTRIC RAILWAYS 235
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Keywords: ., bookauthoramericantechnicalsoci, bookcentury1900, bookdecade1910
