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Gospel Oak to Barking, London

Surveying, installation and commissioning of slab track, binding (fill-) concrete

Gospel Oak to Barking

Design and build of the plain line track system

Location: London, UK
Construction period: 2016
Executing companies:

Rhomberg Sersa UK

Contract value:

4.5 million EUR


GRIP 3-8 (Design and build) of the plain line track system, consisting of circa 2800m (1400m twin track) of slab track PORR STA, 400m (200m twin track) of traditional ballast system, including 12 No V-TRAS slab to ballast transitions to replace the existing traditional ballast track system, providing higher fixity and increased clearances for electrification.

We undertook the 3D survey, optioneering, outline and detailed design of the track system and the construction included the full track system installation including formation treatment and RC Slab. Included in the design and build was a bespoke slab track system to interface and protect a Thames Water sewer system.