挡土墙作为保护线路、稳固堤坝、砌筑台阶建房的附属设施，在山区和丘陵地区的工程建设中，使用相当广泛。一些地方或单位，只重视主体工程的建设，而忽视附属设施的设置。在他们看来，挡土墙只不过拦拦土而已，大可不必费事设计。施工中简单从事，质量也不严格要求，一场雨就 Retaining walls as a protection of lines, stabilize the dams, masonry stairs ancillary facilities, construction in the mountains and hilly areas, the use of a wide range. Some places or units only attach importance to the construction of the main project, while ignoring the establishment of ancillary facilities. In their view, retaining walls only block the soil only, no need to design. Simple construction, quality is not strictly required, a rain