Key points of Japanese technology to fabricate RC segments for urban railways in Vietnam

This paper describes the key points of Japanese technology for manufacturing RC segments for Metro in Vietnam such as accessories installation, rebar welding, manufacturing facility. With the aim to further improve the quality of RC segment for Tunnel Boring Machine (TBM) in the next Metro project in Vietnam; this paper summarizes the points led in the process of technology transfer of RC segments executed in Vietnam by Geostr Corporation.