| 摘要 |
PURPOSE: A base plate of a precast concrete culvert and a structure of a base plate transferring tool used for carrying out a covered conduit to the base plate are provided to safely transfer the base plate to a crane after connecting the base plate and a frame. CONSTITUTION: A base plate of a precast concrete culvert comprises a machine jointing groove(101), a protrusion(102) and a receiving part(103). The base plate is composed of a rectangular thin slab. The machine jointing groove is formed in the right and left side of the base plate. The back edge of the protrusion is overlapped with the back edge of the base plate. |
