一方面桥台地基和基础形式与高填方路基形式不同，导致桥头紧邻两部分的荷载和承载方式不同，易于产生不均匀沉降变形；
On one hand, the form of abutment foundation is different from that of high-filled subgrade, which results in differential settlement;
整体桥台是把上部构造、桥台和桩基全部浇筑在一起的一种桥台构造，其桩基为H型钢桩，具有较大的柔性，可以随桥台一起变形。
Integral abutment means constructing top structure, abutment and pile foundation as a whole body. The pile foundation is steel H-pile, and can be deformed with abutment, having greater flexibility.
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