| 摘要 |
Disclosed is a drain structure and an arrangement method thereof for reinforcing a soft ground, and the apparatuses which are used in the formation of the drain. The invention provides a drain pack having a net portion and a reinforcement portion as well as a rectangular drain pack. Also, the invention provides a drain structure and an arrangement method in which an effective draining radius is uniform. As well, the invention provides a polygonal guide casing for burying the pack underground without any twisting of the pack, and a driving apparatus for installing perpendicularly the drain into the highest depth of a soft ground without any distortion of the guide casing. Thus, a drain arranging method and apparatuses for forming the drain maximize a draining effect and expedite fast ground sink. <IMAGE> <IMAGE> |
