IT IS PROPOSED FOR THE ELABORATION OF A FIRM FOOTWEAR FOR TRAFFIC LINKED TO RAILS THE USE OF TRAVERSES (3) OF VIA ON A LAYER (1) SUPPORT THAT RUNS IN AN ESSENTIALLY FLAT WAY IN ORDER TO MAKE POSSIBLE THE NON-DISPLACABLE PLACEMENT HORIZONTALLY BY MEANS OF (7) OF THE TYPE OF TACO BETWEEN THE TRAVERSE AND THE SUPPORTING LAYER. DEVICE (7) GETS THE JOINT (18) BETWEEN THE CROSSBAR (3) AND THE COAT (1) SUPPORT AND PRODUCES THE JOINT AT THE TOP OF THE CROSSBAR AND THE BOTTOM OF THE SUPPORTING COAT. AT LEAST TO BOTH COORDINATED UNIONS A VERTICAL MOVEMENT BETWEEN THE DEVICE (7) AND THE COMPONENT IN WHICH IT IS INTRODUCED (1 OR 3), WITH BOTH UNIONS IN JOINT ACTION OF THE CROSSBAR (3) AT LEAST FOR A LOAD ACTING ON THE LONGITUDINAL AXIS OF THE ELASTIC CROSSBAR ON THE LAYER (1) SUPPORT.
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