National road cliff protection analysis in Malibau Anai after Anai River flood, West SumatraBambang Istijono, Rahmad Yuhendra, Muhammad Thariqjabbar Hape, Mahdi, Arian Dodi, Muhammad Al Giffari, Abdul Hakam, Bayu Martanto Adji and Seng MenghoungE3S Web Conf., 604 (2025) 01005DOI: https://doi.org/10.1051/e3sconf/202560401005