| 津浦线淮河铁路特大桥钢围堰施工中若干问题的处理办法 |
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| 引用本文： | 张峰. 津浦线淮河铁路特大桥钢围堰施工中若干问题的处理办法[J]. 铁道标准设计通讯, 2005, 0(2): 53-55 |
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| 作者姓名： | 张峰 |
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| 作者单位： | 中铁四局集团公司工程部 合肥230023 |
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| 摘 要： | 通过津浦线淮河铁路特大桥深水基础施工 ,对两个深水基础钢围堰下沉、封底过程中存在的问题进行分析 ,采用开挖环形槽、水下控制爆破和高压旋喷桩止水帷幕等技术 ,成功地解决围堰着床处河床面不平整、岩石风化、河床内障碍物以及淤泥质砂土地层中封底困难等难题。
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| 关 键 词： | 铁路桥 深水基础 钢围堰 处理 |
| 文章编号： | 1004-2954(2005)02-0053-02 |
| 修稿时间： | 2004-09-01 |
Treatment of Problems Encountered in a Steel Cofferdam Construction |
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| Zhang FengEngineering Dept.,China Railway th Bureau Group,Hefei. Treatment of Problems Encountered in a Steel Cofferdam Construction[J]. Railway Standard Design, 2005, 0(2): 53-55 |
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| Authors: | Zhang FengEngineering Dept. China Railway th Bureau Group Hefei |
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| Affiliation: | Zhang FengEngineering Dept.,China Railway 4 th Bureau Group,Hefei 230023 |
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| Abstract: | Analysis was made of problems in steel cofferdam con struction for deep water foundation. Such measures as loop groove, underwater c ontrolled blasting, and high pressure churning pile curtain technology were use d to tackle such problems as uneven river bed, weathered rock, obstructions in river bed, and difficulty in bottom sealing at silty clay stratum. |
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| Keywords: | railway bridge deep water foundation steel coff erdam treatment |
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