INSAMETAL manufactures and installs metal railings at various levels Containment High (H2 , H3) and In Very High (H4b). It is metal safety barriers specifically designed for implementation in edges of board works step (bridges, viaducts, …), coronation of retaining walls, and similar works.

The metal railing H3 is made entirely of sheet hot-rolled steel, quality S235JR and S275JR (UNE-EN 10025), hot dip galvanized (UNE-EN ISO 1461).

The fuse anchor comprises a plate with six rings internally threaded, embedded board. The shear bolt cross joint plate anchor post, fixing the board.