SZC - Main Works Earthworks - Bulk Excavation

Amounts and figures

Description

The scope of works for this package is the bulk excavation of made ground, alluvial material and crag sand from the Main Construction Area (MCA) and transportation to either the suitable material stockpiles or unsuitable material disposal areas within the Temporary Construction Area (TCA), to allow for the placement of backfill material for the nuclear plant building foundations. The scope will also include for all material testing required by the specification and the management of the stockpiles and unsuitable material disposal areas. The backfill placement (not part of this scope) will commence in available areas while the bulk excavation is still in progress within the MCA. The essence of the bulk excavation operation, together with the subsequent backfill placement, is to enable commencement construction of Units 1 and 2 on the earliest practicable dates. The bulk excavation quantities, by type are: Made Ground including Crag Sand - 912,000 m3 Alluvial Deposits, including peat - 914,000 m3 Crag Sand - 1,443,000m3 The key elements of the scope are: Bulk Excavation: Excavation and loading into tran…

Official publications

• Sizewell C (CWA) - Reinforcement Cut & Bend Plant, Equipment and Machinery
  Published: 6 November 2025
• EOI template for users - Template copy - Template copy - Template copy - Template copy - Template copy
  Published: 19 September 2025
• Accommodation Campus - Site Wide temporary electrical, water distribution and safety infrastructure
  Published: 28 August 2025
• Accommodation Campus - Site Wide Logistics
  Published: 28 August 2025
• The Procurement of Marine Shared Services SOP000-016
  Published: 30 June 2025
• Accommodation Campus - Campus site wide hard and soft landscapes
  Published: 19 June 2025
• Accommodation Campus - Amenity Building Passenger Lift
  Published: 19 June 2025
• Accommodation Campus - Accommodation Buildings Passenger Lift
  Published: 19 June 2025
• Accommodation Campus - Accommodation Buildings MEP
  Published: 19 June 2025
• Accommodation Campus - Amenity Buildings MEP
  Published: 19 June 2025

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Frequently asked questions

What is the deadline to bid for this tender?

The submission deadline is 31 October 2025, 17:00. Check the official source, as dates can be modified.

What is the estimated value of this tender?

The estimated value published by the buyer is £250,000,000.

Who is the buyer of this tender?

The contracting authority is Sizewell C Limited (United Kingdom).

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