软土地基桥头跳车成因及注浆防治技术

Soft soil foundation bumping at bridge-head cause and grouting prevention technology

分析了软土地基桥头跳车的主要成因,探讨了注浆法加固桥头路基的机理,详细介绍了桥头跳车的注浆防治技术,归纳了压力注浆技术加固公路软土路基的优势,从而推广注浆法在公路工程中的应用。

The main causes of soft soil foundation bumping at bridge-head are analyzed, the mechanism of reinforcing bridge-head foundation based on grouting method is discussed, grouting prevention technology of bumping at bridge-head is introduced in detail, advantages of reinforcing highway soft soil foundation based on pressure grouting prevention technology are concluded, thus promoting the application of grouting method on highway project.