Vacuum prepressing ground treatment water drainage structure by sand furrow method
A foundation treatment and drainage structure technology, which is applied in infrastructure engineering, soil protection, construction, etc., can solve problems such as the shortage of medium and coarse sand resources, the cost and duration of vacuum preloading method, and the high price. Short, low cost, and the effect of reducing loss along the way
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[0013] The application of the drainage structure of the sand ditch method vacuum preloading foundation treatment of the present invention will be further described below in conjunction with the accompanying drawings.
[0014] Such as figure 1 , 2 As shown, the drainage structure of the vacuum preloading method foundation treatment of the present invention: the structure includes a drainage system and a sealed vacuum system, the drainage system includes a plastic drainage board 1 embedded in the soil, and drains water along the top of the plastic drainage board. A sand ditch 3 is arranged in the soil body of the board head parallel to the plastic drainage board, and the drainage board head of the plastic drainage board is directly connected to the filter pipe 2, and the filter pipe 2 is embedded in the sand ditch 3.
[0015] The cross-sectional shape of the sand ditch 3 is one of trapezoidal, rectangular, U-shaped and a combination of trapezoidal, rectangular, U-shaped. The s...
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