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基坑周边逆作施工工艺的研究与应用
刘刚
摘 要

(山西四建集团有限公司, 山西 030006

[摘要]针对太原红星美凯龙项目地下结构采用基坑周边逆作法施工,采用的“竖向分层、水平分段开挖”、竖向结构一段式插筋施工工艺、结构型钢柱倒插式施工工艺、自上而下分层、水平分段阶梯降水等各种关键技术不仅能够保证工程的质量和安全,也获得很好的经济效益和社会效益,从而可为北方地区类似工程提供参考。

[关键词]基坑周边; 逆作法; 阶梯降水; 一段式插筋; 倒插法

中图分类号: TU46+3 文献标识码: A文章编号: 1002-848X(2015)S2-0131-04

作者简介:刘刚,学士,高级工程师,Email:47170172@qq.com

 

Research and application of reverse construction technology in foundation pit

Liu Gang

(Shanxi Sijian Group Co., Ltd., Shanxi 030006, China)

Abstract For Taiyuan Redstar projects of underground structure by surrounding foundation pit top-down construction method, the vertical stratification, horizontal section excavation, a vertical structure in reinforcing bars in the construction process, structure type steel column inverted construction technology, top-down hierarchical, level segmentation step precipitation and other key technology not only can guarantee quality and safety of the project, but also can get good economic benefit and social benefit, which can provide reference for similar projects in the northern region.

 

Keywords foundation pit reverse method step precipitation section of a type of insert insert method

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