Where the embankment on soft clay forms an approach to a piled bridge abutment, time-dependant movements within the clay may produce significant lateral loading and deflection of the piles.

• 土的侧向荷载对桥台桩基的水平位移和弯曲变形具有重大影响,往往导致桥台桩身发生挠曲,严重时将导致桥台或桥梁结构的破坏。