Flood control impact assessment of Tai'an Viaduct (across Panwen River) on Qingdao Lanzhou Expressway

This paper introduces the bridge design and the basic situation of the river channel. Through the calculation of the design flood, backwater, scouring and silting at the bridge site, the paper analyzes and demonstrates the rationality of the construction project from the aspects of the relationship and influence with the relevant planning, the adaptability with the existing flood control standards and management requirements, the impact on the flood safety and appropriate stability, the impact on the existing flood control projects and the flood control and emergency rescue.