中兰客专湿陷性黄土勘察及工程技术问题

Investigation and Engineering Technical Problems of Zhongwei to Lanzhou Passenger Dedicated Line in Collapsible Loess Area

湿陷性黄土地基是基础工程中最为复杂的地基类型之一,采取可靠的工程措施以确保基础工程的安全稳定,是湿陷性黄土地区客运专线建设必须解决的技术难题。通过分析湿陷性黄土的主要工程特性,提出湿陷性黄土地区铁路工程的勘察方法及可能遇到的主要工程技术问题,为黄土地区客运专线设计、建设提供可靠的技术支撑。

The collapsible loess foundation is one of the most complicated types of the foundation engineering.To construct passenger dedicated line in collapsible loess area, reliable measures must be taken to ensure the safety and stability of projects.By analyzing the main engineering characteristics of collapsible loess, the investigation method of railway engineering and the main engineering problems encountered in collapsible loess area are put forward, and the reliable technical support is provided for the design and construction of passenger dedicated line in loess area.