Abstract:The results of the investigation on 1 657 bridges damaged in Wenchuan earthquake in Sichuan Province were summarized;and seven types of macro-earthquake damages of highways and bridges were presented. For beam bridges and arch bridge,the main damages were girder displacement,girder falling,pier damage by shear force,pier and girder crushing and cracking,bridge abutment wall and ribbed slab cracking,bridge abutment filler sloughing,arch ring and spandrel cracking,etc.. All of the damage reasons of the bridges were analyzed preliminary;and the influential factors for selections of bridge sites and types were also put forward. The countermeasures were presented at last for girder displacement and pier damage.