中承式拱桥具有造型美观、桥面标高较低、跨越能力大等优点。近年来随着预应力及新材料、新工艺的采用和施工技术的提高,修建这种桥型的也逐渐多了起来。为了探讨中承式拱桥新的设计构思和施工方法,介绍了怀化市沅水大桥设计和施工的主要情况。 Zhongcheng Arch has a beautiful appearance, low deck elevation, large capacity and other advantages. In recent years, with the prestressing and the adoption of new materials and new technology and the improvement of construction technology, more and more bridges have been built. In order to discuss the new design concept and construction method of Zhongcheng Arch Bridge, the main design and construction of Yuanshui Bridge in Huaihua City are introduced.