Mitigating effect of embankment to adjacent pipe with CDM columns Tiep Duc Pham, Nang Duc Bui, Quang Trong Vu, Huan Thanh Duong and Hieu Chi Phan E3S Web Conf., 263 (2021) 02053 Published online: 28 May 2021 DOI: 10.1051/e3sconf/202126302053