The modern GPS surveying and mapping technology in construction project has important applications, while deeply analyzing its application scope and level will help to enhance the use of standard GPS surveying and mapping. This paper starts on this aspect for the content, analyzes the practice use situation of GPS surveying and mapping in construction project, deeply discusses the key points, difficult points and innovation points to enhance and promote the improvement of GPS surveying and mapping technology, lay a solid foundation for the development of GPS surveying and mapping technology.%现代化的GPS测绘技术在建筑施工项目当中有着重要的应用，而深入的对应用的范围和层面进行细致的分析，将有助于增强GPS测绘的使用水准。文章将针对这一方面的内容展开论述，详细的分析了GPS测绘在建筑施工项目当中的实践使用情况，同时对GPS测绘的要点和技术的难点、创新点等进行了深入的探讨，旨在全面的增强和促进GPS测绘技术的改进，为GPS测绘技术的发展奠定坚实的基础。
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