深圳市东部过境高速公路高架桥桩基托换工程设计

Design of Pile Foundation Underpinning Engineering for Transit Expressway Viaduct in East of Shenzhen

摘要:

以深圳市东部过境高速公路某一既有桥墩基础托换为例，说明高架桥桩基托换的设计方案、施工工序，以及设计施工中的关键技术。将理论计算、施工实践及监控量测相结合，说明桩基托换设计的合理性、有效性。

Abstract:

Taking an existing bridge pier foundation underpinning project of transit expressways in the east of Shenzhen as an example, the design scheme, construction procedure and key technique in the design and construction of viaduct pile foundation underpinning are explained. Combined with the theoretical calculation, construction practice and monitoring measurement, the rationality and effectiveness in the design of pile foundation underpinning are explained.