|発明の名称||DEVIATION PREVENTIVE GUARD OF CROSSTIE AND CROSSTIE WITH DEVIATION PREVENTIVE GUARD|
PROBLEM TO BE SOLVED: To provide a deviation preventive guard of a crosstie which allows the crosstie to be laid on a ballast roadbed or a concrete base without causing a trouble by suppressing an increase in the rigidity of the crosstie caused by the provision of the deviation preventive guard, also to provide the crosstie with a deviation preventive guard.
SOLUTION: The crosstie with the deviation preventive guard comprises a ladder crosstie body 1 and the deviation preventive guard 2 provided at the crosstie body 1 along the outside of a rail 8 laid on the crosstie body 1. The deviation preventive guard 2 has slits 2a formed at predetermined intervals in the longitudinal direction of the rail 8 and a PC steel material 4 continuously inserted into the guard 2 in the longitudinal direction of the rail 8. An elastic joint member 3 is filled into each slit 2a. The crosstie body 1 comprises a plurality of longitudinal beams 1a, 1a which extend in parallel and a plurality of tie beams 1c laid between the longitudinal beams 1a, 1a.
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