👉 Existing engineering refers to the established body of knowledge, techniques, and practices that have been developed and refined over time to design, build, and maintain structures, machines, systems, and processes. It encompasses a wide range of disciplines including mechanical, civil, electrical, chemical, and software engineering, each contributing specialized skills and methodologies. This field relies heavily on theoretical foundations, empirical evidence, and practical experience to solve real-world problems efficiently and effectively. Existing engineering is dynamic, constantly evolving with advancements in technology, materials science, and computational tools, while also drawing from historical practices to innovate and improve upon past solutions. Engineers working within this field apply their expertise to ensure safety, reliability, and sustainability in various applications, from infrastructure development to software development.