高速公路通道下沉开裂治理实践

The highway channel sinking crack control technology

摘要:

河南省省道323线登封市大冶镇一段公路软弱地基以及路面出现不均匀沉降，通道箱涵开裂，边坡为欠稳定边坡。将事故路段分为4个区域进行加固治理。通过采用注浆加固路基基础、设置坡面排水系统、提高地基的承载能力等治理措施，保证了道路的通行能力。

Abstract:

Uneven settlement happened in soft foundation and road surface in a highway section of provincial road of Henan Province with channel box culvert cracking and the side slope is unstable. The accident section is divided into 4 areas for reinforcement. By grouting reinforcement of roadbed foundation, setting up a slope drainage system and improving the bearing capacity of the foundation, the traffic capacity of the road is guaranteed.