This book contains selected articles from the fourth International Conference on Geotechnical Engineering-Iraq 2024 (ICGE-2024) held on April 17-18, 2024, at at Warith Al-Anbiyaa University, Karbala, Iraq. This proceeding discusses the latest research and studies in geotechnical engineering and all related topics in different fields such as civil engineering, environmental engineering, and architectural engineering. This book gives participants from both academics and industry a great chance to learn about recent developments in Geotechnical engineering fields.