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. Railroad construction, theory and practice; a text-book for the use of students in colleges and technical schools, and a hand-book for the use of engineers in field and office . Round grooved-tapered-flaft \bottom-shoulder tie plato J. flat bottom tie plate (1916) Claw and shoulder tie plate Fig. 126.—Various Forms of Tie-plates. being dark and fiberless. The plates must, when tested, bendsufficiently to prove thorough annealing. The holes in a tie-plate should be about xe larger than thesize of the intended spike. The length of the plate, perpendicularto the rail, should be 8| to 11
. Railroad construction, theory and practice; a text-book for the use of students in colleges and technical schools, and a hand-book for the use of engineers in field and office . Round grooved-tapered-flaft \bottom-shoulder tie plato J. flat bottom tie plate (1916) Claw and shoulder tie plate Fig. 126.—Various Forms of Tie-plates. being dark and fiberless. The plates must, when tested, bendsufficiently to prove thorough annealing. The holes in a tie-plate should be about xe larger than thesize of the intended spike. The length of the plate, perpendicularto the rail, should be 8| to 11 in., the extension on the outsideof the rail base being f to IJ more than that on the very heavy traffic the thickness should be f to f; for lightertraffic they may be as thin as \. Flat-bottom plates shouldbe at least J thick; corrugated plates, being somewhat stiffer, 324: RAILROAD CONSTRUCTION. | 2S8. may be thinner for the same Service. The tie-plates dveir the Joint,ties must be somewhat longer than thfe intermediates, iti atdito allow for the extra length from out to out of the aiigle-plates.| 288. Method of setting. A very important detail in theprocess of setting the tie-plates on the ties is that the platess
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Keywords: ., bookauthorwebbwalt, bookcentury1900, bookdecade1920, bookyear1922