卵石层及粉砂岩地质条件下水中深基坑钢板桩围堰施工

Author(s)：

谢承健

Publication Title：

Urban and Rural Studies 2022 No.11

Affiliations：

中铁二十四局集团福建铁路建设有限公司

Abstract：

沪渝蓉高铁武宜段沮河特大桥51～54#水中墩水深约3m，基坑开挖深度6.7m。属于深基坑，施工过程中综合考虑经济性、施工工艺难易性、施工安全等各方面因素后，采用土围堰平台+钢板桩围堰的基坑支护方式。本文主要介绍了在卵石土及粉砂岩钢板桩打入比较困难地质条件下的钢板桩基坑围堰的方案及施工工艺。

Keywords：

水中基坑；拉深钢板桩；引孔施工

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[1] 谢承健.卵石层及粉砂岩地质条件下水中深基坑钢板桩围堰施工[J].Urban and Rural Studies,2022(11),.

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