This paper introduces the transformation of stonebolt from the design to the construction, and expounds two methods for stonebolt construction and its and steps.
介绍了地脚螺栓从设计到施工的变革，阐述了地脚螺栓施工的两种方法及其步骤。
2
The main product has followed several types: Z1 type (stone soil, take the stone as the major and stone collapsed) : Bolt, support rope, steel mesh, the grid network.