抄録
Track inspection and monitoring systems are one of the most important technologies for track maintenance. For effective and labor-saving track maintenance, several types of new system or device are being developed. In Europe in particular a number of European Norms for track inspection have been established to standardize technology so that it can be exported around the world. In this paper, the author explains recent and future trends of track inspection and monitoring technologies, with a special focus on track geometry inspection and frog defect detection systems.
