The invention discloses a prefabricated concrete bridge deck paving device of an assembled short T-beam, which comprises a support column, the upper surface of the support column is fixedly connected with the bottom layer of the bridge deck, and the upper surface of the bottom layer of the bridge deck is provided with a socket slot, the inner wall of the plug-in groove is slidably connected with a plug-in board, the lower surface of the plug-in board is fixedly connected with a slide bar, and the upper surface of the plug-in board is fixedly connected with a pavement board, and the pavement board The side of the paving board is fixedly connected with a first clamping board, the front of the paving board is fixedly connected with a second clamping board, and the upper surface of the paving board is fixedly connected with an asphalt layer. The prefabricated concrete bridge deck pavement device of the prefabricated short T girder is provided with support columns, the bottom layer of the bridge deck, a plug slot, a plug board, a sliding strip, a pavement board, a first clamping board, a second clamping board, asphalt Layer, drainage groove, connection layer, surface layer and gravel layer, so as to make the prefabricated concrete bridge deck of the prefabricated short T-beam easy to repair and replace in the later stage.