土钉墙支护结构设计及应用

Design the soil-nailing and use the technology

土钉墙是一种对原位土体进行加固的技术,是用密集的土钉群和喷射混凝土面层共同用来加固原位土体,其作用类似于重力式挡土墙,用于基坑支护和天然边坡的支挡。它具有造价低、施工方便等优点,因此,土钉墙有着广泛地发展前景。

The soil-nailing is a techique to reinforce the original soil.The theory is to reiforce the original soil with the mutual function of the extensive soil-nails and concrete injection. The function is like the gravity type of terrace wall which is used to support and shield the foundation ditch and natural side banks.It has low cost, convenient construction and other merits. There forebrad wall has extensive development foreground.