please give me $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$How do foundational theories in civil engineering inform the discipline's practices? Civil engineering, as a multifaceted domain, relies heavily on fundamental theories to understand and predict the behavior of materials, structures, and systems. Theoretical frameworks such as structural mechanics, fluid dynamics, and soil mechanics provide the basis for designing resilient infrastructure, optimizing resource utilization, and ensuring public safety. By comprehensively studying these theories, civil engineers can innovate solutions for diverse challenges ranging from constructing sustainable buildings to mitigating environmental impact. How do these theories evolve over time to adapt to changing societal needs and technological advancements, ensuring the continual advancement of the field?