This text presents the principles and practices for the selection and design of foundations of structures in a simple and concise manner. Codal references have been given to acquaint students with prevalent methodologies adopted in each country. The book also covers machine foundations, foundations on problematic soil and ground improvement techniques. Solved examples and multiple choice questions are included to help readers understand principles and memorise important details for practical application. The book is primarily intended for undergraduate and postgraduate students of civil engineering, though it will also be useful for research scholars and practicing engineers in the field.