軌道保守(8)

[VI-800] Test construction of roadbed improvement method for existing line ballastless track

〇KAZUKI ITO¹, Yoshitsugu Momoya¹, Takahiro Kageyama¹, Masamichi Uochi², Tatsuki Fukuzawa², Ryo Kawaragi² (1.Railway Technical Research Institute, 2.East Japan Railway Company)

Keywords:ballastless track, roadbed improvement, test construction