Infrastructure Delivery Partnership (IDP)
IDP will deliver conventional infrastructure projects and tasks. There are 3 Lots:<br/><br/>Electrical Distribution Delivery Partner, Utilities Delivery Partner and Civils Delivery Partner.<br/><br/>Delivery Partners will take the single viable option and complete detailed design and all procurement, installation, construction, commissioning and handover activities that form part of delivery.<br/><br/>The value stated at II.1.7.1 is the upper value range. The value is for the maximum contract term of 180 months, th...
Buyer
Sellafield Limited
Value
£3,440,000,000
Published
17 Oct 2025
Closes
10 Mar 2023
Procurement details
Source
Find a Tender
Region
United Kingdom
Procurement method
Selective
Category
Works
Contract starts
Not provided
Contract ends
Not provided
CPV classifications
45000000
Construction work
71300000
Engineering services
79421000
Project-management services other than for construction work
45200000
Works for complete or part construction and civil engineering work
71322100
Quantity surveying services for civil engineering works
71340000
Integrated engineering services
72224000
Project management consultancy services
51100000
Installation services of electrical and mechanical equipment
Lots
Lot 1 Lot 1 Strategic Partner
£495,000,000
The scope of the Strategic Partner was:<br/><br/>• Provision of strategic front-end definition<br/>• Portfolio management of programmes, projects and tasks to maximise benefit<br/>• Infrastructure planning (land, utilities, transport, accommodation) to inform and support the Sellafield Ltd Masterplan<br/>• To undertake feasibility studies and initial enginee...
Delivery: West Cumbria
Lot 2 Lot 2 Electrical Distribution Delivery Partner
£1,290,000,000
The Scope of the Electrical Distribution Delivery Partner includes the completion of detailed design and all procurement, installation, construction, commissioning and handover activities that form part of delivery. Typical Electrical Distribution Partner scope will include:<br/>• Refurbishment or replacement of Distribution System Transformers<br/>• Refurbi...
Delivery: West Cumbria
Lot 3 Lot 3 Utilities Delivery Partner
£1,060,000,000
The Scope of the Utilities Delivery Partner includes the completion of detailed design and all procurement, installation, construction, commissioning and handover activities that form part of delivery. Typical Utilities Partner scope will include:<br/>• Refurbishment or replacement of the on-site steam distribution system and support structures<br/>• Refurbi...
Delivery: West Cumbria
Lot 4 Lot 4 Civils Delivery Partner
£595,000,000
The Scope of the Civils Delivery Partner includes the completion of detailed design and all procurement, installation, construction, commissioning and handover activities that form part of delivery. Typical Civils Partner scope will include:<br/>• General civils design and engineering<br/>• Road Network including all earthworks slopes and retaining structure...
Delivery: West Cumbria
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