Search & filter
Search & filter
Abstract: This paper reports the construction of an underground structure by underpinning where the Tokyo Gaikaku Expressway crosses under the railway viaduct of the JR-Sobu Line without affecting train operation. A large-scale box culvert was immersed on both sides of the existing railway viaduct by pneumatic caisson method. In addition, the box culverts were used as foundations for piers which...