BIM technology-based foundation pit excavation engineering design method

The invention relates to the technical field of foundation pit excavation, in particular to a BIM technology-based foundation pit excavation engineering design method, which comprises the following steps: S10, obtaining construction scheme data, and obtaining foundation pit attribute information from the construction scheme data; s20, generating field scanning information according to the foundation pit attribute information, and sending the field scanning information to an unmanned aerial vehicle terminal; s30, acquiring an on-site condition image from the unmanned aerial vehicle terminal, and acquiring on-site parameter data from the on-site condition image; and S40, importing the field parameter data into a BIM platform, and performing simulation in the BIM platform to obtain a foundation pit excavation scheme. The invention has the effect of improving the design efficiency of foundation pit excavation. 本发明涉及基坑开挖的技术领域，尤其是涉及一种基于BIM技术的基坑开挖工程设计方法，其基于BIM技术的基坑开挖工程设计方法包括以下步骤：S10：获取施工方案数据，从所述施工方案数据中获取基坑属性信息；S20：根