高墩大跨连续刚构桥是对收缩、徐变较为敏感的结构体系。
Long-span continuous rigid frame Bridges with high piers are sensitive to shrinkage and creep.
但是，在既有大跨连续刚构桥中，开裂和过度下挠病害较多。
However, crack and excess deflection of rigid frame Bridges became a serious problems.
大跨连续刚构桥大体积混凝土承台浇注是桥梁施工的关键工序之一。
Casting mass concrete of pile caps in long-span continuous rigid frame bridge is one of the key processes during bridge construction.
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