Patent ID: 8196517

Claim:
A span for a railway track, said span comprising: a prefabricated U-shaped structure made of concrete, defining a portion of a path for a piece of rolling stock running on the railway track, said prefabricated U-shaped structure having a sidewall and a horizontal slab, said horizontal slab including a running rack configured to support said piece of rolling stock; and at least one side rail which enables movement of the rolling stock on the railway track and which is adapted to provide the rolling stock with at least one of a guiding service and a powering service, said at least one side rail being fastened to said side wall of the U-shaped structure by fastening members, and said fastening members including a support which is fastened directly to the side wall and which supports said at least one side rail, said horizontal slab of said prefabricated U-shaped structure configured to be directly supported by a first pier and a second pier of a viaduct, and run between said first and second piers.