Road Safety Engineering is a field of civil engineering focused on designing and implementing measures to reduce traffic accidents and improve the safety of roads for all users, including pedestrians, cyclists, and motorists. It involves analyzing road conditions, traffic patterns, vehicle behavior, and human factors to develop infrastructure solutions that minimize risks and enhance safety. Key elements include improving road design, installing traffic control devices, optimizing signage, implementing pedestrian crossings, and using advanced technologies such as intelligent transportation systems (ITS). The goal is to create a safer road environment, reduce accidents, and ensure smoother traffic flow while considering environmental and economic factors.