This book publishes a number of papers that were presented at GeoMEast, Sustainable Civil Infrastructures, an international congress held in Cairo, Egypt, in November 2019. A number of papers were presented about materials for infrastructure sustainability, and those are the papers published in this book. A unique group of chapters have been well-organized and handled by a group of international experts in order to be included in this book to discuss a timely topic with regard to the sustainable infrastructures.
