Block-type prestressed concrete bridge deck slab

The utility model provides a block-type prestressed concrete bridge deck slab, and belongs to the technical field of road traffic engineering. The block-type prestressed concrete bridge deck slab solves the problems that when the span of an existing bridge deck slab is large, a dead load is large and shrinkage and creep of concrete exist. The block-type prestressed concrete bridge deck slab is installed at the top of a steel box girder extending in the longitudinal direction and comprises a plurality of middle plates, wherein the middle plates are installed in the center of the top of the steel box girder and spliced in the longitudinal direction; the two side edges of each middle plate are respectively provided with a side plate in the transverse direction; a wet joint is formed between every two adjacent middle plates; a wet joint is formed between every two adjacent side plates; a wet joint is formed between each middle plate and the side plate adjacent to the corresponding middle plate; a set of side plat