. Building and repairing railways . n account of the wave motion of the railnot being so greatly interfered with. The ques-tion of even* and brokenf rail joints appearsfrom the practice to tend to a decision in favorof even joints on tangents and broken joints oncurves. Track bolts are made to a standard size; someroads, however, have their own design. In Ap-pendix J, Table No. 5 gives the weight per 1,000bolts with square and hexagon nuts. Table gives the sizes used for rails of different weight,and the number in a keg of 200 pounds. Fig. 109illustrates the styles of track bolts used. Th
. Building and repairing railways . n account of the wave motion of the railnot being so greatly interfered with. The ques-tion of even* and brokenf rail joints appearsfrom the practice to tend to a decision in favorof even joints on tangents and broken joints oncurves. Track bolts are made to a standard size; someroads, however, have their own design. In Ap-pendix J, Table No. 5 gives the weight per 1,000bolts with square and hexagon nuts. Table gives the sizes used for rails of different weight,and the number in a keg of 200 pounds. Fig. 109illustrates the styles of track bolts used. The constant vibration at rail joints whentrains are passing over them, causes the nuts toturn and the bolts to become loose; this prevents * When both mils in a track an lai<l BO that the joints aredirectly opposite each other, the track is said to be laid with. joints. t When the joint in one rail Is laid opposite the center of theother rail, the track is said to be laid with broken11 joints. 222 BUILDING AND REPAIRING Length — Square Nut.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
