The construction method, equipment and bore hole wall protection technology of the 100m long bored pile are described, with the analysis on the feasibility of suction reverse circulation method, balled bit problem in seriously weathered layer and technical measures for solving the problem presented
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李世京,廖光华.武汉白沙洲长江大桥百米长桩成孔技术与施工实践[J].钻探工程,1998,(3):10-11.Li Shijing Liao Guanghua. Drilling Technology and Construction Practice of the Deep Bored Pile of Yangzi Bridge in Baishazhou, Wuhan[J]. Drilling Engineering, 1998,(3):10-11.