| 摘要 |
<p>The invention concerns a method for renewing a portion of railway track, characterised in that it consists of the following steps carried out in the following order: - renewing the sleepers and ballast during the same step, - renewing the rails. The method can comprise three periods of work for a given area: - a first period of work during which the sleepers and ballast are renewed, - a second period of work during which additional ballasting is carried out in order to adjust the height of the track, - a third period of work during which the rails are renewed.</p> |
