While theories in civil engineering provide frameworks for understanding and solving complex problems, crafting a theory$-$driven question requires delving into the fundamental principles of the field. Here's a theoretical question: "While civil engineering projects often involve intricate designs and constructions, theories underpinning their operations play a crucial role. Discuss how the application of structural mechanics theory influences the design and construction processes of large$-$scale infrastructure projects. Consider the interplay between load$-$bearing capacities, material properties, and structural integrity in optimizing the performance and longevity of bridges, dams, and skyscrapers. Furthermore, explore the theoretical implications of environmental factors, such as seismic activity and climate change, on engineering decisions and practices. How can the integration of advanced theoretical models, such as finite element analysis and computational fluid dynamics, enhance the resilience and sustainability of civil engineering structures in the face of evolving challenges?" This question prompts examinees to articulate their understanding of theoretical concepts and their practical applications in addressing real$-$world engineering challenges without relying on specific examples.