| 摘要 |
FIELD: construction.SUBSTANCE: invention relates to the field of railway construction, in particular to track machines designed for conducting repair works and modernisation of a railway track. A bulk geogrid laying machine in a sub-ballast layer of the railroad track without necessity to remove the rail tie grid contains: a device for lifting the rail tie grid, a device for containing the bulk geogrid, a device for transporting the bulk geogrid under the raised rail tie grid and its stretching to the width specified by the project, a cabin or a control panel, measuring devices.EFFECT: reduction of cost of the technological process of the track repair and increase of productivity of the bulk geogrid laying are achieved.12 cl, 4 dwg |
