During the cantilever construction of main girder of a concrete cable-stayed bridge, the main girder at the temporary rigid fixity area of pylon and girder is vulnerable to cracking when the conventional temporary rigid fixity structure is used.

• 摘要在混凝土斜拉桥主梁悬臂施工过程中，采用传统的塔梁临时固结构造存在临时固结处的主梁容易开裂问题。