湿陷性黄土地区地埋管道基础处理方法探讨

在湿陷性黄土地区管道发生事故的主要原因是地基的不均匀沉降，为了保证湿陷性黄土地基上管道的安全和正常使用，必须进行管道地基处理，常用的方法有灰土垫层、素土垫层、砂石垫层、强夯法等，各种处理方法都有它的适用范围、局限性和优缺点。

Probe into the Underearth- Pipeline Foundation Treatment Methods in Collapsible Loess Areas

The m ain cause ofthe accidents ofthe pipeline occurring in collapsible loess areas is the uneven settlem ent of the foundation.In order to guarantee the safety and norm al use of the pipeline on collapsible loess foundation,m ust m ake the treatm ent for the pipeline foundation,and the com m on m ethods include the lim e -soil cushion,plain soil cushion,sand -gravelcushion,and dynam ic consolidation,etc.,and each m ethod has its own applicability,lim itation, m erits and dem erits.