. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . e Completed Rail Fastening Fig. 111. — Showing Application of Screw Spike on A. T. & S. Fe R. R. (Railroad Age Gazette.) TABLE XXVII. — ONE MILE OF TRACK WITH SCREW SPIKES AND DOWELS 12,000 spikes at cents each : $ 324 6,000 tie plates at 21 cents each 1,260 Boring ties for, and driving, 24,000 dowels, at 1 cent each 240 24,000 wooden dowels at 1| cents each 360 Driving screw spikes (per mile) 150 Total $2,334 ONE MILE WITH CUT SPIKES 12,000 spikes $ 127 6,00
. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . e Completed Rail Fastening Fig. 111. — Showing Application of Screw Spike on A. T. & S. Fe R. R. (Railroad Age Gazette.) TABLE XXVII. — ONE MILE OF TRACK WITH SCREW SPIKES AND DOWELS 12,000 spikes at cents each : $ 324 6,000 tie plates at 21 cents each 1,260 Boring ties for, and driving, 24,000 dowels, at 1 cent each 240 24,000 wooden dowels at 1| cents each 360 Driving screw spikes (per mile) 150 Total $2,334 ONE MILE WITH CUT SPIKES 12,000 spikes $ 127 6,000 tie plates at 21 cents each 1,260 Driving cut spikes (per mile) 150 Total $1,537 * Apparently the French railways were about the first in Europe to beginthe use of the screw spike (tirefond) as a rail fastening, and it is to-day uni-versally employed by the large systems (Fig. 112, Table XXVIII). * For a very full discussion of the subject, see The Question of Screw Fastenings to Secure Railsto Ties, W. C. Cushing, Proceedings Am. Ry. Eng. & M. of W. Assn., 1909, Vol. 10, Part 2, p. 1456. SUPPORTS OF THE RAIL 14a. Fig. 112. — French Railways—Rail Fastenings. (Am. Ry. Eng. Assn.) 144 STEEL RAILS TABLE XXVIII. — FRENCH RAILWAYS —RAIL FASTENINGS (Am. Ry. Eng. Assn.) Railway. Number andPosition ofScrew Spikesat Each Endof Tie. Type ofRail Used. Screw Spikes. Number ofTies Usedper Rail. Joints. Name. - J~ hi 2ojQ3 g :: :: Arrangement. tDe Paris a Lyon et a la Meditei ranee 6194 45443631 3083 2445 23801812 2 inside and 2outside 2 inside and 1outside 1 inside and 1outside 2 inside and 1outside 2 inside and 2outside 2 inside and 1outside alter-nating with 1 inside and 2 outside 2 inside and 1 97 • T.♦ &T. • 16^ ^52 12 to 14 per 36 17 per 25 per 59 14 to 16 per 36 Square andsuspended Square andsuspended Square andsuspen
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