Planning and construction of Keelung River Yuanshantzu Flood-Diversion Tunnel Project

摘要

Keelung River Yuanshantzu Flood-Diversion Tunnel project is located in about 30-km eastside of Taipei City, the Republic of China (Taiwan). Its purpose is to divert flood-water in Keelung River to the East Sea. This Project comprises water intake facilities on the Keelung River, a drainage NATM tunnel, and facilities that discharge flood-water into the sea. This project adopts "Design-and-Build" contract, and contractor was selected through "International Open Tender with Technical Proposal" method. Therefore, the contractor is required to make its detailed design with consideration of actual site conditions, and to satisfy construction period by adopting accelerated construction method. This paper briefly introduces our planning and construction records.