The utility model discloses a rapid prefabricating T-beam production table seat, which comprises a heavy load area track base, a light load area track base arranged in the longitudinal length direction of the heavy load area track base, a steel rail jointing embedded part arranged in the heavy load area track base and the light load area track base, a steel rail installed on the steel rail jointing embedded part, an exposed T-beam outside mould embedded part arranged in concrete of the heavy load area track base and a spodosol cushion layer paved under the heavy load area track base and the light load area track base. Working procedures such as rebar binding and formwork installing can be completed on the light load area track base, working procedures such as concreting, form removal, stretch-draw and maintenance can be completed on the heavy load area track base, and the heavy load area track base and the light load area track base are designed respectively and have their own functions. The rapid prefabricating T-beam production table seat is simple in structure, reasonable in design, applicable to a rapid prefabricating T-beam, strong in structural integrity, small in whole quantities and wide in applicable scope.