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收稿日期: 2012-07-26
修回日期: 2012-09-10
网络出版日期: 2013-02-19
Rapid Drilling of Retaining pile Hole for Deep Pit in Hard Rock
Received date: 2012-07-26
Revised date: 2012-09-10
Online published: 2013-02-19
祝振生 . 硬岩深大基坑围护桩快速成孔施工[J]. 隧道建设, 2012 , 32(增刊2) : 136 -140 . DOI: 10.3973/j.issn.1672-741X.2012.z2.027
According to the construction experiences of rotatory drill pile for the retaining structure of the pit at Tiyugongyuan station on No. line of Changsha metro, the associated application of rotatory drill and downthehole drill in the construction of retaining structure for deep metro pit is presented in this paper.
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