artificial excavated piles 人工挖孔桩
base hand-excavated piles 人工挖孔桩
manually-excavated hole piles 人工挖孔桩
manually excavated belled piles 人工挖孔扩底桩
It is the first time that large-area manually excavated piles were applied as the foundation of? Structure? In ship-building berth project.
在船台工程上大面积使用人工挖孔桩作为结构的基础在国内尚属首次。
The design, construction and result inspection were introduced through a example of project to reinforce sand-drift layer in excavated holes of grouting piles by rotating jet grouting technology.
通过工程实例，介绍利用旋喷注浆技术加固灌注桩挖孔内流砂层的设计、施工及效果检查。
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