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Engineering vehicles & heavy plant
Engineering vehicles & heavy plantRail Track Maintenance Equipment (Dynamic Track Stabiliser)

Plasser 09-4X Dynamic Track Stabiliser on UK Rail Network

UK-wide rail network · Ongoing (Plasser DTS technology has been in use for decades, 09-4X is a modern variant)

The judgement call

Account-gated at launch

The Plasser 09-4X Dynamic Track Stabiliser is a key piece of equipment for modern railway track maintenance, combining tamping and dynamic stabilization in one pass. Its use on the UK rail network, as part of Network Rail's efforts to improve track quality and reduce maintenance cycles, highlights the importance of advanced plant in ensuring the safety and efficiency of the railway.

Key engineering challenges

Consolidating newly laid or tamped ballast to improve track stability and longevity. - Reducing track settlement and maintaining precise track geometry. - Operating efficiently within limited track possession times.

Project facts

Client / owner
Network Rail
Lead contractor
Plasser & Theurer (as supplier), various rail contractors for operation.
Lead designers
Plasser & Theurer
Project type
upgrade | vehicle/fleet programme
Scale
Integrated stabiliser with tamping machine; designed for high-speed and efficient track geometry maintenance.
Disciplines
civil; mechanical; railway engineering
Standards & frameworks
Network Rail standards, Railway Group Standards.

Sources: Plasser & Theurer (https://www.plassertheurer.com/en/machine/track-tamping-machines/09-4x-e3-dynamic-tamping-express) - RMweb.co.uk (https://www.rmweb.co.uk/forums/topic/114685-plasser-dynamic-track-stabiliser-diagram/) - The PWI (https://www.thepwi.org/event/dynamic-track-stabiliser/)