Track Sizewell C Construction Progress with the Works Tracker

Stay informed with the Sizewell C Works Tracker, your tool for tracking construction progress. Access up-to-date information on work locations and timings. Use filters for dates, locations, and types of work. Contact us for more information or feedback as we work towards providing low-carbon electricity to six million homes.

Latest Activity Updates

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WIDE LOAD WIDE LOAD Wide & Abnormal Load movements w/c 29 September 2025 Published: 26th September 2025

AIL movements in relation to the Sizewell C Project On Tuesday 30 September, there is one wide load movement currently planned: At 11:00, a plant machinery is being removed from the Temporary Construction Area. On Thursday 2 October, there are […]

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TRAFFIC MANAGEMENT TRAFFIC MANAGEMENT SZC related Traffic Management & Road Closure Published: 26th September 2025

Please see below the current traffic management and road closures currently in place. Road Closures Willow Marsh Lane, Darsham is closed until June 2026 to enable the construction of the Northern Park & Ride roundabout and site. Diversion in place […]

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ROAD CLOSURES ROAD CLOSURES Road Closures Update Published: 25th September 2025

In the next few weeks works will begin on construct the new level crossing on Abbey Road to allow the trains to enter the Temporary Construction Area. To enable these works we will need to close this section of Abbey […]

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WIDE LOAD WIDE LOAD Wide & Abnormal Load movements w/c 22 September 2025 Published: 19th September 2025

AIL movements in relation to the Sizewell C Project Updated 25 September On Monday 22 September, there are ten wide load movement currently planned: At 09:00, two modular buildings will be delivered to the Main Construction Area. An excavator will […]

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SITE CONSTRUCTION SITE CONSTRUCTION Temporary Sea Defence Planning Application Published: 19th August 2025

Following a recent review, Sizewell C have submitted a planning application to East Suffolk Council to slightly raise the elevation of the southern section of the temporary sea defence wall, from 7.3 metres to 10 metres above sea level. The […]

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GENERAL ACTIVITY GENERAL ACTIVITY Project Update - July 2025 Published: 6th August 2025

Welcome to the July round up of activity at Sizewell C. Sizewell C has secured its Final Investment Decision (FID), giving the green light to the nuclear plant. We have announced the new shareholders of the project, with the government […]

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Weekend Works Published: 25th July 2025

As part of the enabling works for the Sizewell C nuclear power station, construction of the temporary sea defence (TSD) which has been ongoing over the last few months and will include this and subsequent weekends. This essential infrastructure is being installed […]

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Average Speed Cameras Published: 23rd July 2025

Average Speed Cameras in Operation Sizewell C can confirm the installation of Average Speed Cameras along the B1122 between the level crossing and Eastbridge Road, and on the B1125 at Westleton, as requested by their respective parish councils, has now […]

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GENERAL ACTIVITY GENERAL ACTIVITY Project Update - June 2025 Published: 30th June 2025

Welcome to the June edition of the Sizewell C update on project progress.   Key updates about works on each site can be found below. It is worth noting that enforcement of the 30mph speed limit by average speed cameras average […]

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ECOLOGICAL WORK ECOLOGICAL WORK Environment Agency - Permit Application Published: 9th June 2025

From The Environment Agency: The Environment Agency shares permit applications and consultations online here: Nuclear consultations – Environment Agency – Citizen Space New abstraction licence consultation: NPS/WR/040323 The Environment Agency has received an application for a licence to abstract water […]

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