Quarterly Report of RTRI
Online ISSN : 1880-1765
Print ISSN : 0033-9008
ISSN-L : 0033-9008
PAPERS
Development of Ballasted Ladder Track Equipped with a Vehicle Guide Device
Kiyoshi ASANUMAMasamichi SOGABETsutomu WATANABEJunya OKAYAMAHajime WAKUI
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2009 Volume 50 Issue 4 Pages 233-240

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Abstract

The authors proposed a ballasted ladder track equipped with a vehicle guide device to minimize damage in the event of vehicle derailment by a large-scale earthquake. The guide device is joined by a hinge to the outer-gauge side of the longitudinal beams on the track. In this study, the authors verified the load-bearing performance of the vehicle guide device through drop-weight experiments and evaluated its performance and buckling safety by numerical analysis. In addition, ballasted ladder track equipped with the vehicle guide device was laid experimentally on a loop line within the premises of the Railway Technical Research Institute, and its tamping performance was verified.

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© 2009 by Railway Technical Research Institute
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