This book contains selected articles from the third International Conference on Geotechnical Engineering-Iraq 2022 (3ICGE-2022) held on May 29-31, 2022, at the University of Baghdad/Baghdad/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.