Bridge research focuses on studying and improving the design, construction, and maintenance of bridges, with the goal of ensuring the safety and longevity of these critical transportation structures. Researchers in this field may investigate materials and techniques for bridge construction, methods for assessing the structural integrity of existing bridges, and strategies for minimizing the environmental impact of bridge construction and maintenance. The ultimate aim of bridge research is to develop cost-effective, durable, and sustainable bridge infrastructure for the benefit of society.