The Timber Construction Handbook is the standard work in the field of engineered timber construction. With the 10th edition, the volume "Fundamentals" is now presented in a completely revised and updated form. The latest standards as well as findings from research and practice have been comprehensively integrated. Initially, the book provides an overview of the history and current state of timber construction. This is followed by chapters on wood and wood-based materials, as well as wood protection. Design and calculation are the central themes of the book, which are extensively covered. Additional chapters are dedicated to fire protection and building physics. Furthermore, the growing importance of multi-story timber construction is addressed with its own chapter. In this volume of the Timber Construction Handbook, leading scientists and practitioners present the fundamentals of engineered timber construction in a current, comprehensive, and clear manner.