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收稿日期: 2015-05-18
修回日期: 2015-06-28
网络出版日期: 2015-12-24
Clearing of Old Anchor Bolt Inserted to Underground Diaphragm Wall of Nanning Railway Station Station
Received date: 2015-05-18
Revised date: 2015-06-28
Online published: 2015-12-24
周维宝 . 南宁轨道交通1号线火车站站连续墙界限内旧锚索清除技术研究[J]. 隧道建设, 2015 , 35(S2) : 121 -126 . DOI: 10.3973/j.issn.1672-741X.2015.S2.021
In this paper, comparison and contrast is made among old anchor bolts clearing programs of underground diaphragm wall of Nanning Railway Station station of Nanning railway transit in terms of economy and safety. Theoretical calculation is made on cutting strength, anchoring force between anchor bolt and soil and hoisting force of slot machine, and the stability of underground diaphragm wall is analyzed. In the end, the rationality of the using of slot machine is testified.
Key words: Nanning railway transit; foundation pit; old anchor bolt; clearing
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