Through economic comparison of several structural types which were applied in Guangzhou Metro Line 1, the single wall structure formed by rectangular man-dug pile has obvious economic advantage.
通过对广州地铁一号线矩形人工挖孔桩单一墙与其它几种围护结构的经济对比，可以看出该结构具有明显的经济优势。
A practical man-dug hole slippery-proof pile geological control project is taken to introduce the effective construction management and improvement of economic benefits.
结合一个实际的人工挖孔抗滑桩地质灾害治理项目，介绍了通过有效地加强施工管理，提高工程经济效益的工程案例。
In view of the problems encountered in the construction of pile setting by grouting man dug hole, such as flowing sand, silty soil, underground water and rock, some solutions are summed up.
针对人工挖孔灌注桩在施工时遇到的问题，如流沙、淤泥质土、地下水、岩石等，总结出一些解决办法。
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