| 摘要 |
PURPOSE: A bulk head for a precast box girder form is provided to reduce the use of strands for manufacturing a precast box girder and to reduce the manufacturing time of the precast box girder. CONSTITUTION: A bulk head(10) for a precast box girder form comprises a bulk head(10) and a guide roll device(20). A pair of protective walls is attached to the outer surfaces of the top ends of side plates of the bulk head. Hinges for suspending the guide roll device are installed on the top ends of the protective walls. The guide roll device is installed on the top ends of the side plates of the bulk head, and the top end thereof is suspended in the hinges. |
