[提要]  某双塔状大厦地上28层，地下2层，结构采用转换层、预应力混凝土大梁及筏板技术，本文介绍了其结构的整体构思、基础与上部结构设计等。
[关键词]  高层建筑 结构转换层 筏板 预应力混凝土梁

A double-tower shaped building is twenty eight storeys above ground, two storeys underground.Tech-
nology of transfer-storey, prestressed concrete beam and raft-slab are applied in structure design.
Keywords: tall building; transfer-storey; raft-slab; prestressed concrete beam