Abstract: In the region, for the geological disaster's forecast is that it's an important work for the city's programme and the select in the project engineering. This article is mainly for the concept's analysis in the risk of the geological disaster and it's have a systematic research in the geological disaster's risk assessment, management and so on. What's more, it's have a widely generalize for the evaluation methodology,type, concrete and so forth. In the future, this article's research will have an important meaning of the risk's assessment in the geological disaster.