. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . ate 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 S 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 . ate 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 S 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. Gushing, Proceedings Am. Ry. Eng. & M. of W. Assn., 1909, Vol. 10, Part 2, p. 1456. SUPPORTS OF THE RAIL US. 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 and Position of Screw Spikes at Each End of Tie. Type ofRail Used. Screw Spikes. Number ofTies Usedper Rail. Joints. Name. Miles. c . 1= 2 Q °-a© lis Arrangement. No. of Bolts. tDe Paris k Lyon eta la Mediterrante. DOrleans 6194 45443631 30832445 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 1outside 97 * T. • & chairs T. T. ♦ 15.* 11. G2 to 12 to 14 per 36 17 per per 59 14 to 16
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