hello expert$\_\_\_\_\_\_\_\_\_\_-$In civil engineering, the design and construction of bridges play a crucial role in ensuring safe and efficient transportation infrastructure. Discuss the various factors that civil engineers need to consider when designing a bridge, and how these factors influence the overall structural integrity and functionality of the bridge. Provide examples and elaborate on the role of materials, environmental conditions, structural analysis, and safety standards in bridge design. Additionally, explore how advancements in technology have impacted modern bridge design and construction practices, including the use of computer$-$aided design $($CAD$),$ simulation software, and innovative construction techniques. Finally, discuss the importance of sustainability in bridge engineering, including the incorporation of eco$-$friendly materials, efficient design practices, and the long$-$term environmental impact of bridge infrastructure on surrounding ecosystems and communities.