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通过调查对高等级公路中Ｕ型桥台的破损进行深入研究、找出其易破损的主要原因、并从设计、材料和施工方面提出切实可行的技术措施．解决宽Ｕ型桥台在高等级公路中的应用问题。
By investigating the damage of the U-shaped bridge abutments in high-grade highways, the main reason for the damage is found out, and practical technical measures are put forward from the aspects of design, material and construction. Solve the wide U-bridge abutments in high-grade highway applications.