New trains help Metronet set track renewal record

13 June 2007  •  Author(s): Clive Maxwell, Metronet contract manager, new engineers train fleet

Metronet’s track renewal programme, which exceeded its annual asset management plan (AAMP) for ballasted track replacements, will be further boosted with the introduction of the first rail and sleeper delivery train (RSDT).

Being used for the first time on the London Underground network Tube Lines’ innovative RSDT is similar to ‘Slinger’ trains in use on Network Rail but is designed to carry and deliver up to ten 216 metre-long ‘strings’ of long welded rail and up to 1,470 concrete sleepers, enough for a kilometre of track renewal in one load. It has never before been possible to deliver this amount of material using one train.

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