Kanto Regional Development Bureau, Ministry of Land, Infrastructure, Transport, and Tourism
Ota Ward, Tokyo
It will be the fourth runway off Haneda Airport to meet future air demand.In this construction work, we use a pier structure that ensures water flow and does not obstruct the flow of river water in the part of Tama River that protrudes to the inside of the extension line. We also use a hybrid method in combination with a reclamation method.
Marine SCP Method
This method improves the soft ground from the sea by using a special ship.