结合工程实例,介绍市政管基破坏后的压密注浆加固方法,效果良好。压密注浆加固管基的成功应用为处理类似工程问题积累了一定的经验。 Combining with the engineering examples, the paper introduces the method of compaction grouting reinforcement after the destruction of municipal pipe foundation, which has good effect. The successful application of compaction grouting reinforcement pipe base has accumulated some experience for dealing with similar engineering problems.