The control of settlement difference is a key technology of up-side-down construction adopted for soft soil foundation.

沉降差控制是软土地区逆作法施工中的关键技术。

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When a highway is built on soft clay, vehicles will bounce when they run through a bridge approach because of large settlement difference between a bridge and embankment.

高等级公路在软土地基的兴建，出现了桥面和桥头段沉降差引起的“桥头跳车”现象。

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When a highway is built on soft clay, vehicles will bounce when they run through a bridge approach because of large settlement difference between a bridge and embankment.

高等级公路在软土地基的兴建，出现了桥面和桥头段沉降差引起的“桥头跳车”现象。

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