Follow 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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TRAFFIC MANAGEMENT TRAFFIC MANAGEMENT Sizewell C related Traffic Management & Road Closures Published: 14th November 2025

See below for Sizewell C current and up and coming road closures and traffic management: Road Closures Willow Marsh Lane, Darsham is closed until June 2026 to enable the construction of the Northern Park & Ride roundabout and site. Diversion […]

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WIDE LOAD WIDE LOAD Wide & Abnormal Load movements w/c 17 November 2025 Published: 14th November 2025

AIL movements in relation to the Sizewell C Project On Monday 17 November there are  two  wide load movements planned: At 11:00, plant machinery will be removed from the Main Construction Site. At 15:00, a storage tank will be delivered […]

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WIDE LOAD WIDE LOAD Additional Wide & Abnormal Load movements w/c 10 November 2025 Published: 11th November 2025

AIL movements in relation to the Sizewell C Project On Monday 10 November there are 10 wide load movements planned: At 11:00, a mobile unit and an excavator will be delivered to the Main Construction Area. At 12:00, five loads […]

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TRAFFIC MANAGEMENT TRAFFIC MANAGEMENT Sizewell C related Traffic Management & Road Closures Published: 7th November 2025

See below for Sizewell C current and up and coming road closures and traffic management: Road Closures Willow Marsh Lane, Darsham is closed until June 2026 to enable the construction of the Northern Park & Ride roundabout and site. Diversion […]

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GENERAL ACTIVITY GENERAL ACTIVITY Sizewell C Forums 2026 Published: 27th October 2025

Our forums are open to local people to attend as observers – and they’re another great way for you to hear about our latest work. For the full details of the forums in 2026: SZC Forum Schedule 2026

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TRAFFIC MANAGEMENT TRAFFIC MANAGEMENT Lovers Lane Re-Alignment & Road Network Change Published: 3rd October 2025

From Monday 6th October, you will notice changes to the junction at Lovers Lane and Abbey Road (B1122). We will be opening the realigned Lovers Lane–Abbey Road junction. However, to facilitate the installation of a new level crossing on Abbey […]

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GENERAL ACTIVITY GENERAL ACTIVITY Project Update - September 2025 Published: 2nd October 2025

Welcome to the latest round up of construction activity at Sizewell C.  We are pleased to announce our SMS alert service is now live, the community can now sign up to receive works tracker updates via SMS as well as […]

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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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MARINE MARINE 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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TRAFFIC MANAGEMENT TRAFFIC MANAGEMENT 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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