Quality in constructed projects is crucial for ensuring safety longevity and functionality. High-quality construction ensures that buildings roads infrastructure and mega construction projects can withstand wear weather and use over time minimizing the risk of costly repairs or failures. High quality also enhances the comfort safety and health of occupants reducing the potential for accidents rework or other structural mechanical and electrical issues. Moreover quality workmanship reflects professionalism and helps to meet legal and regulatory standards avoiding legal and financial consequences some of which can be severe.Quality construction also promotes sustainability and brings higher profits for the contractor while satisfying project owners thereby assuring success. This book is designed to help construction professionals advance the cause of quality in the built environment as well as serve as a textbook for students learning quality control in construction.