| 摘要 |
PURPOSE: An anti-twisting device for the soft ground reinforcement is provided to move to the target depth exactly by preventing the distortion or twist from a sand bar shaping pack and to form a high-quality sand column using a double guide casing. CONSTITUTION: The anti-twisting device for the soft ground reinforcement contains hollow guide casings(1) placed at regular intervals to guide a sand bar shaping pack to the target depth in the soft ground. Wherein a guide casing(1) contains a cogged joint(2) and a display unit(3) installed on the inner and outer sides, and a guide member(4) moved along the cogged joint(2) contains four wings(6) and a central pack binding hole(5).
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