The present invention relates to a expansion joint to bridge an expansion gap between two parts of concrete slabs used in floor construction, comprising a lower (2) and an upper (3) portion and a continuous anchoring dowel (7) connected at regular intervals (19) to the upper and lower portion of the side faces of the expansion joint, said anchoring dowel extending longitudinally over the full length of the expansion joint and meandering over the upper and lower portion of said joint.
