soil-sand cofferdam 土石围堰
membrane bags sand cofferdam 膜袋砂围堰
sand bag cofferdam 砂袋围堰
fibre sand bags cofferdam 纤维砂袋围堰
Sand cofferdam of encircling piers is a new way to construct cofferdam on the soft foundation of deep mud.
牛皮砂围墩式沙体围堰，是深层淤泥软基上围堰施工的新工法。
The blown sand bags cofferdam structure in coastal reclaim is doable, and easily to carry out, so it can be applied on similar construction.
围海中的吹砂管袋围堰结构可行，易于施工，可以在类似工程中推广应用。
This paper has a detailed description on construction and final results of sand bag cofferdam.
文章详细介绍了砂袋围堰的施工情况和实施效果。
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