Dealing With Existing Foundation Piles: Challenges of Urban Redevelopment in Densely Built Japanese Cities With Implications for Earthquake Response

ABSTRACT In recent years, Japan's major cities have undergone vigorous redevelopment, leading to the demolition of many existing buildings. A major challenge in this process is how to deal with the existing foundation piles, specifically, how to execute the removal of these piles and the subsequent backfilling. This Short Communication reports on the current situation in Japan. It first outlines t…