Original Title: Popular Science of Equipment-Types and Working Principles of Pile Drivers (Hot Spots) Good evening, everyone. Recently, there was a piece of news saying that the Shenzhen subway tunnel was pierced by a pile driver, and the train crashed into the broken pile head and was seriously damaged. So this issue of Xiaobian is a hot spot, popularizing the geological conditions required by the design. Vibratory sinking tube gravel compaction pile has been widely used in soft soil foundation treatment because of its simple equipment, convenient operation, dth rock bit , low cost, fast construction and no pollution. Finally, let's put a few videos of pile driver construction, which is more straightforward: Expand the full text Good evening, everyone. Recently, there wameter, pile length and geological conditions required by the design. Vibratory sinking tube gravel compaction pile has been widely used in soft soil foundation treatment because of its simple equipment, convenient operation, low cost,DHD Drill bit, fast construction and no pollution. Finally, let's put a few videos of pile driver construction, which is more straightforward: END Source: Baidu Library Push Return to Sohu to see more Responsible Editor:. wt-dthtools.comdi