通过对中山市小榄银菊酒店电梯井筒基础工程的设计与施工实践,对在已建构筑物中新建电梯井筒基础的施工方法及施工工艺进行探讨和总结。 Through the design and construction practice of the basic shaft engineering of elevator in Xiaolan Yinju Hotel in Zhongshan City, the construction method and construction technology of the newly built elevator shaft base in the constructed structures are discussed and summarized.