| 北京地区砂卵石地层超深地下连续墙的设计与施工 |
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| 引用本文： | 贺善宁.北京地区砂卵石地层超深地下连续墙的设计与施工[J].隧道建设,2007,27(4):60-64. |
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| 作者姓名： | 贺善宁 |
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| 作者单位： | 中铁隧道集团有限公司北京铁路地下直径线项目部 |
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| 摘 要： | 以北京地下直径线工程4#竖井为例，对在砂卵石地层中进行超深地下连续墙的设计施工，并从复杂的地质、周边环境、工程难点和可能出现的问题进行分析，通过对横幅的设置、施工顺序、混凝土灌注、成槽的质量控制等方面采取的一系列技术措施，为连续墙成功施作提供了保证。
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| 关 键 词： | 地下连续墙砂卵石地层钻抓法玻璃纤维筋 |
| 收稿时间： | 2007-03-19 |
| 修稿时间： | 2007-03-192007-06-22 |
Design and Construction of Extra-deep Diaphragm Walls in Sand-pebble Ground in Beijing |
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| HE Shan-ning.Design and Construction of Extra-deep Diaphragm Walls in Sand-pebble Ground in Beijing[J].Tunnel Construction,2007,27(4):60-64. |
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| Authors: | HE Shan-ning |
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| Institution: | Project Headquarters of Beijing Rail Transit Line, China Railway Tunnel Group Co.| Ltd. |
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| Abstract: | Taking No. 4 vertical shaft of Beijing Rail Transit Line as works case, this paper makes analysis on the complicated geology, environment, difficulties and possible problems in the design and construction of extra-deep diaphragm walls in sand-pebble ground, and describes the technical measures taken in such aspects as the division of the diaphragms , construction sequence, concrete casting and quality control of channel cutting so as to ensure the successful construction of the diaphragm walls. |
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| Keywords: | diaphragm wall sandpebble ground drillclamshell method glass fiber reinforced polymer（GFRP） rebar |
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