bedding sand

The method of earth replacement by bedding sand to different foundation soil

对不同地基土进行砂垫层换土处理的方法

Construction scheme of sand bedding course carpeting and sacked sand drain drilling in soft ground treatment

软基处理中铺砂垫层和打袋装砂井的施工方案

Wheel-speed regulating change box Whether in the first case or in the second the center of the convolute bedding is commonly marked by a sand "ball" and sometimes there is one or a few sluicing holes in the center.

轮变速箱，砂轮变速箱无论是前者、还是后者，中心多为砂核，有时中心有一个或多个泄水孔。

In the construction technology, the three-dimension drainage network is used to instead of the sand bedding course, and put into practice in field test area with actual engineering.

施工工艺中提出三维土工排水网替代砂垫层的新思路，结合实际工程在现场试验区加以实施。

The comprehensive strengthening method of combining cement jet-grouting pile, sand bedding course with film covering geotextile is adopted in this paper to deal with slit precautions beside the sea.

采用水泥粉喷柱、砂砾垫层与覆膜土工布三者结合的综合加固法处理滨海相淤泥沉积，水泥粉喷桩的施工及成桩检测；