| 摘要 |
PURPOSE: A grouting method for restoring the ground using multi-point injection is provided to uniformly and freely inject a grout material into a hollow pile. CONSTITUTION: A grouting method for restoring the ground using multi-point injection is as follows. Hollow piles(10) are consecutively connected and are inserted into the ground. The hollow piles are individually connected to injection hoses supplying a grout material. Spaces are formed by repetitively injecting the grout material through the hollow piles.
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