This paper analyzed the phenomenon of protective layer thickness of box girder reinforcement insufficient in a highway test section, elab- orated the causes of protection layer thickness deficiency, put forward the corresponding countermeasures, and made detailed elaboration, proved by practice, used the measures of this paper effectively improved the problem of protective layer thickness of this section box girder insufficient.%针对某高速公路检测路段中发现的箱梁钢筋保护层厚度不足的现象进行了分析，阐述了造成保护层厚度不足的原因，针对性地提出了相应对策并作了具体阐述，经实践证明，采用该措施有效地改善了箱梁保护层厚度不足的问题。
展开▼
