$----------------------$&$\%$$@$$\%$ : : : : : :"What are the fundamental principles of structural analysis in civil engineering? How do engineers determine forces within a structure and ensure its stability? Explain the concept of static equilibrium and its significance in structural design. How do different types of loads, such as dead loads and live loads, affect structural integrity? Discuss the role of materials like concrete and steel in construction and their properties. How do engineers account for factors like safety and environmental sustainability in civil engineering projects?"