. Railroad structures and estimates . P. R. Shimming Spikes. screw spike. Figs. 58 and 59 illustrate the A. R. E. A. proposedstandard cut and screw spikes and Figs. 56 and 57 the C. P. cut track spikes and shimming spikes. The average standard cut track spike is x\ in. sq. X 5J Average weight lb. each. TONS AND KEGS OF SPIKES REQUIRED PER MILE SINGLE TRACK (FORVARYING NUMBER OF TIES). Number of kegs. Ties per Spikes per Weight, Per mile, tons, Lb. per 100 ft. mile. mile. lb. 2000 lb. 200 224 of track. 2600 10,400 6760 34 301 128 2800 11,200 7280
. Railroad structures and estimates . P. R. Shimming Spikes. screw spike. Figs. 58 and 59 illustrate the A. R. E. A. proposedstandard cut and screw spikes and Figs. 56 and 57 the C. P. cut track spikes and shimming spikes. The average standard cut track spike is x\ in. sq. X 5J Average weight lb. each. TONS AND KEGS OF SPIKES REQUIRED PER MILE SINGLE TRACK (FORVARYING NUMBER OF TIES). Number of kegs. Ties per Spikes per Weight, Per mile, tons, Lb. per 100 ft. mile. mile. lb. 2000 lb. 200 224 of track. 2600 10,400 6760 34 301 128 2800 11,200 7280 36i 32i 138 3000 12,000 7800 39 35 148 3200 12,800 8320 42 371 158 200 SCREW TRACK SPIKES. Quantities allowed per mile (C. P. R. single track). Construction (new track) 34 kegs per mile (224 lb. per keg). Maintenance (relajdng rail) 4 Approximate cost of spiking one mile: 12,000 spikes distributed $216 Driving cut spikes per mile 84 If tie plated, add 6000 tie plates at IQi. $300960 Total $1260 per mile (single track).
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Keywords: ., bookauthororrockjohnwilson1870, bookcentury1900, bookdecade1910
