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An aerial view of the Werrington Grade Separation project

Making the grade at Werrington

Our team working on the Werrington Grade Separation project in Peterborough achieved a huge milestone recently when they pushed an 11,000-tonne precast concrete box 155 metres underground to form a new tunnel.

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The structure, which weighs more than the Eiffel Tower, took nine days to move into place using a new technique involving hydraulic jacks and steering equipment. Find out more about the technical aspects of the project.


The team worked closely to successfully deliver the lift and trial push of the curved concrete portal box. Watch the video to see how they did this.

Read more about the Werrington Grade Separation project

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