浅谈整体道床施工的裂纹控制

DISCUSSION ON CRACK CONTROL IN CONSTRUCTION OF INTEGRATE BALLAST BED

本文主要从使用混凝土特性、隧道结构的影响、施工现场、施工质量等方面对广州地铁二号线整体道床施工中裂纹出现的原因,进行了分析,并提出了针对以上原因进行整体道床施工时裂纹的控制方法。

This paper analyses the causes for the cracks in construction of integrate ballast bed of No. 2 Line of Guangzhou Metro from the aspects of concrete features influences by tunnel structure construction site and construction quality presents the method of controlling crack in construction of integrate ballast bed.