膨胀土改良技术研究综述

由于膨胀土危害性大，造成的工程问题突出，对膨胀土的研究已成为当前岩土工程的重要研究方向之一，并成为世界性的共同课题。为了确保膨胀土地区工程建设的安全，需对膨胀土进行处治。在诸多加固处理方法中，膨胀土改良方法越来越得到重视和应用。就近年来我国在膨胀土改良技术研究方面所取得的主要研究成果进行较为系统分析介绍，以期反映了目前膨胀土改良技术研究的现状，为今后改良膨胀土的理论分析和试验研究提供参考。

Summarizing on Improvement Technology Research of Expansive Soil

Since it made a lot of great damage and project problems ,the research of the expansive soil has become one of the important research directions in the field of geotechnical engineering in the world .In order to ensure the safety of the engineering construction of expansive soil areas ,treatment should be carried out on the expansive soil .In many reinforcement methods , improvement method of expansive soil gets more and more attention and application .In this paper main research achievements of improvement technique of expansive soil were introduced systematically ,w hich reflected the research present situation of expansive soil and provided a reference to the theoretical analysis and experimental research for expansive soil improvement .