鉄道 (10)

[VI-870] Construction of temporary rail-way truck for bridge renewal work with using lattice frame reinforced geosynthetic -sheet

*岡本 道孝¹、永谷 英基¹、田淵 哲也¹、中島 悠介¹、田中 恵祐¹、岡村 昭彦²、倉田 正博² (1. 鹿島建設株式会社、2. 芦森工業株式会社)

Keywords:surface soil stabilization, geosynthetics, subgrade stabilization work, stabilization

In March 2018, the Keisei Electric Railway Oshiage Line continuous grade separation project and the attached street maintenance project between Oshiage station and Yahiro station, were completed successfully. In relation to this project, the authors were conducted track elevation works including Keisei-Hikifune Station. In this work, a lattice-frame reinforced geosynthetic sheet, called Palace sheet was applied to reduce the process and terms of temporary rail way truck construction and removal. In this papaer,the application result is discribed.