Floor reinforcement with two layers of crossed boards

STRUCTURAL STRENGTHENING OF WOOD FLOOR WITH HIGH DEGREE OF DEFLECTION DUE TO PERMANENT OVERLOAD OF THE OLD, VERY THICK FLOORING, CARRIED OUT BY REPLACING, WHERE NECESSARY, THE WOODEN FLOORING, APPLYING RESIN TO THE JOINTS BETWEEN THE OLD FLOOR BOARDS, GLUING AND SECURING WITH LAG SCREWS A SECOND LAYER OF FLOOR BOARDS OVER THE EXISTING FLOOR, INSTALLING SPECIAL STEEL CONNECTORS FOR IMPROVED ADHERENCE EMBEDDED IN EPOXY RESIN (SIZED ACCORDING TO THE STRUCTURAL DESIGN PROVIDED BY A SPECIALISED ENGINEER) CUT FLUSH WITH THE FLOORING. THIS LAST STAGE OF THE WORK SIGNIFICANTLY REDUCES THE ELASTICITY OF THE FLOOR STRUCTURE.