CRTS Ⅰ型CA砂浆充填层典型施工质量问题分析及控制措施

Analysis of the Typical Construction Quality Problems of CRTS Ⅰ Type CA Mortar Filling Layer and control Measures

本文在成绵乐城际铁路CRTS I型板式无砟轨道结构水泥乳化沥青(CA)砂浆充填层施工的基础上,针对施工过程中容易出现的三个典型质量问题,轨道板与充填层之间脱空,充填层表面褶皱和油污污染进行了详细介绍,并重点分析了这些问题产生的原因,对结构的危害以及控制措施,以供同行参考。

In view of the construction of CA mortar filling layer of the CRTS I type plate ballastless track structure in Chengdu- Mianyang-Leshan High Speed Railway, this paper introduces the three typical problems in the construction： pavement between track plate and pack, filling layer surface folding and oil contamination pollution. The causes, damages and control measures of these problems are analyzed for reference.