在我国城市化不断深入下,促使铁路行业正在快速发展中,并取得一定良好成绩,与此同时对于铁路工程质量和技术等提出了新的要求,因此只有将新技术合理运用于铁路工程,才能更好满足社会的发展需求。文章对铁路勘察设计中BIM技术的研究与应用进行详细分析,意在促进铁路行业的长远发展。 Under the deepening of urbanization in our country, the railway industry is being promoted rapidly and some good achievements have been made. At the same time, new requirements have been put forward for the quality and technology of railway projects. Therefore, only when new technologies are properly applied to railway projects, Better meet the needs of the development of society. The article analyzes the research and application of BIM technology in railway survey and design in detail, and aims to promote the long-term development of railway industry.