PIARC 2023 | Japan Road Association | TAISEI CORPORATION

TAISEI CORPORATION

TAISEI CORPORATION has excavated various types of shield tunnels exceeding a total length of 750km in over 600 locations worldwide. We have developed various unique technologies such as:
・Mechanical Bit Exchange System (THESEUS Method)
・Obstruct-Cutting Shield Machine
The video showcases the Shin-Aso Ohashi Bridge, which is a continuous rigid frame box girder bridge with the longest span of 165m. Various technologies were employed, resulting in a reduction of 1 year and 4 months from the standard construction period.