| 摘要 |
<p>Support arrangement for location in a zone for support of railway tracks (17), in which at least first (12) longitudinal metal girders are placed parallel to a track line via the part external to each track line (17), such that they are braced by at least one second perpendicular metal girder that is shorter than the first (12) longitudinal girders, and the connection of each longitudinal girder (12) to an end of the perpendicular girder (14) is achieved by means of a mechanical securing means (15).</p> |
