| 摘要 |
According to the present invention, disclosed in the present invention are a spiral bolt and a method for ground reinforcement using the same configured to install a tube on a spiral bolt and, thereby inputting mortar into a soft ground bed. According to the present invention, the bearing force of the soft ground bed can be reinforced, thus the spiral bolt has an advantage of safely fixating and easily and promptly installing a post structure on a soft ground bed. |
