Piled Embankment or a Traditional Sand Construction: How to Decide? A Case Study

It was concluded that the whole life costs were comparable for both construction types: the piled embankments and the traditional sand solution using vertical drainage and temporary surcharge load. However, the risks were much smaller for the piled embankment. In particular, excessive post-construction settlements of the traditional solution were considered to be a major risk. Therefore, the principal chose for a piled embankment. The road was opened in January 2016.