Bridging machine rack in the front beam can beam block and padded timbers, whether there is stress between them.
Is the bridge cap beam transverse member between pier and bridge superstructure, beam cantilever structure, can be single or multi span structure.
After all, the larger the force of the structure of the structure is more secure, block contact area is easy to collapse angle, destruction.
The general will stagger the stop position, directly to the top surface of the support beam
