Prestressed Construction Element

1. Technical Result Facilitating work on reinforcement and maintenance of designs. 2. Essence In the construction element, between the load-bearing and stabilizing belts a strainer is disposed - two arms 4 and 5, some ends of which are hingedly connected to each other, these arms by the same hinge 7 are joined to the load-bearing belt 1, other ends of the arms are hingedly joined with the hauls 2 and 3 to the ends of the load-bearing belt in such a way that these hauls in the area between the other ends of arms overlap each other. The arms are capable of movement in opposite direction to each other. 3. Field of Application Construction, in particular strengthening of prestressed beams or floor panels.