This book presents select proceedings of the International Conference on Sustainable Infrastructure: Innovations, Challenges and Opportunities (SIIOC 2024). It focuses on sustainable infrastructure by engineering soil, water and environment. The book is a comprehensive volume for sustainable infrastructure systems leveraging the latest findings in the fields of geotechnical engineering, water resource management, and environmental sciences. This book covers topics related to various UN Sustainable Development Goals (SGDs) like SDG 6 - Clean Water and Sanitation; SDG 9 - Industry, Innovation and Infrastructure; SDG 11- Sustainable Cities and Communities, and SDG 13- Climate Action. therefore, it is a valuable resource for researchers and professionals working in these SDGs.