Arrangement at a railroad crossing

Claim 1

Arrangement at a crossing between a road and a railway, where the road is interrupted at two opposite edges, between which is positioned at least one railroad track, said arrangement comprising a row of sleepers for supporting the rails of the track and arranged substantially perpendicular to the rails, said sleepers resting on a foundation, first slabs being located in the area between the rails and the respective edge of the road, and a second slab positioned between the rails, said slabs having top surfaces substantially level with top surfaces of the rails and top surfaces of the road, said sleepers having top sides provided with two first supporting surfaces with locking means each provided to support and position one of the rails, two second supporting surfaces and locking means, each being integral with said sleepers and positioned on the outside of one of said first supporting surfaces and each in the form of a sector of a cylinder turned upwardly and with its axis extending perpendicular to the longitudinal direction of the sleeper, a central supporting surface with locking means integral with said sleeprs and between said first surfaces; and elongated supporting elements to rest on the foundation and provided wth a first edge to which the road structure adjoins and a second edge opposite to the first edge with a supporting surface; said first slabs each being provided at its underside with a first resting surface adapted to cooperate with the cylindrical resting surfaces of said sleepers in order to form a supporting bearing allowing the respective first slab to pivot, and a resting surface provided to cooperate with the supporting surface on the respective elongated element, and said second slab being provided at its underside with a resting surface adapted to cooperate with said central supporting surfaces and locking means of said sleepers for supporting and locking said second slab.