重庆枢纽无砟轨道综合试验段地质勘察与体会

研究目的：在无既有经验可循的条件下,如何有效和充分地利用各种勘探手段,查明地基地质条件,为设计提供切实的地质参数。研究方法：根据实验段各段地质情况,针对性的综合利用各种勘探手段,彻底查清各段地质情况。研究结果：通过认真分析研究同类地勘资料,参考国内外相关规范、标准和科研成果,边摸索边尝试边总结,综合运用多种地质勘察方法,相互补充,相互验证,综合分析,资料做到了详实、准确可靠,满足设计,达到预期的目的。研究结论：为满足无砟轨道对沉降控制的严格要求,其地质勘察的精细度和深细度都必须符合并超越现有规范,才能达到和满足工程要求。

Geological Survey for Ballastless Track Comprehensive Experimental Section of Chongqing Railway Terminal

Research purposes:The purposes are to make a full and efficient use of all kinds of prospecting means to find out the geologic conditions of the foundation for providing the real geological parameters to the design.Research methods:The different prospecting means are adopted to find out the geological conditions of each experimental section according to the different geological conditions.Research results:After analyzing and studying the same geological investigation data,relevant specifications,standards and study results at home and abroad,the various kinds of geological surveying methods are adopted to make geological survey,and the results of survey are real,accurate and reliable,which meet the design requirements and reach at the expected target.Research conclusions:In order to satisfy the strict requirement of ballastless track for subsidence control,the accuracy of geological investigation must satisfy and surpass existing specifications to reach and meet engineering requirement.