Model and field tests of drilled displacement system piles A. Zhussupbekov, J.S. Dhanya, A. Issakulov, A. Omarov, S. Iskakov and D. Mukhanov E3S Web of Conf., 410 (2023) 03024 Published online: 09 August 2023 DOI: 10.1051/e3sconf/202341003024