Investigation on pile foundation bearing capacity using 1:20 laboratory modelAditia Febriansya, Iskandar, Agus Suyono, Geni Firuliadhim, Bayu Wintoro, Ery R. Juarti, Atmy V. R. Sihombing, Reni Raafidiani and Andri K. SomantriE3S Web Conf., 664 (2025) 08003DOI: https://doi.org/10.1051/e3sconf/202566408003