Prototype Fast Reactor Ventilation Upgrades

Published Today

12 Nov 2026

Nuclear Restoration Services Limited

Primary CPV: 45351000 *
Mechanical engineering installation works
Location: 🇬🇧 Warrington, North West
Value: £12,500,000
Contract: 2.8 years Duration
13/12/2027 13/09/2030
Contract Types: 45 *Construction work
Full CPV Breakdown
SME suitable: Not stated

Publisher Address

Hinton House, Birchwood Park Avenue, Risley, Warrington, WA3 6GR, United Kingdom · UKD61

Contact

Ad••••• Upgrade to Pro to see ad••••• Upgrade to Pro to see 01••••• Upgrade to Pro to see

Award Criteria

Technical (55%)
Social Value (20%)
Commercial (25%)

FULL DOCUMENTATION

Related tenders

Nuclear Restoration Services Limited

All notices from this publisher

Same CPV code

45351000 *

All notices with this CPV code

Reference: C26426

Procurement, Manufacture, Installation and Commissioning for Prototype Fast Reactor facility Ventilation Upgrade. Noting that previous notices have been published which due to technicalities are not linked to this notice. UK - 1194 https://www.find-tender.service.gov.uk/Notice/026167-2026 UK- 1148 https://www.find-tender.service.gov.uk/Notice/047874-2026

Full CPV breakdown

45351000 — Mechanical engineering installation works (primary)

Notice details

Buyer type: Local authority
Competition: Restricted / competitive (suppliers are shortlisted first)
Contract type: Works
Procurement method: Competitive flexible procedure
Main category: Works
Above threshold: Yes
Legal basis: UKPGA 2023/54
Notice status: Planned
Renewal: Delays to completion arising from compensation events.
Submission method: https://atamis-2464.my.site.com/s/Welcome
Enquiries close: 5 Feb 2027
Award decision expected: 3 Sep 2027
Language: EN
Published: 12 Nov 2026 13:40
OCID: ocds-h6vhtk-07ba8f
Notice ID: C26426

Full notice record

64 details

Everything the publisher included in this notice, organised by section. Contact details hidden: upgrade to Pro to see

Planning

Document › Document type	Planned procurement notice
Document › Description	Planned procurement notice on Find a Tender
Document › Link	https://www.find-tender.service.gov.uk/Notice/107563-2026
Document › Published	12 Nov 2026

Organisations

Name	Nuclear Restoration Services Limited
Address › Street	Hinton House, Birchwood Park Avenue, Risley
Address › Town / city	Warrington
Address › Postcode	WA3 6GR
Address › Country	GB
Address › Country	United Kingdom
Address › Region (NUTS)	UKD61
Role	buyer
Link	https://www.gov.uk/government/organisations/nuclear-restoration-servic...
Classification › Description	Public authority - sub-central government

Buyer

Name	Nuclear Restoration Services Limited

Tender

Title	Prototype Fast Reactor Ventilation Upgrades
Description	Procurement, Manufacture, Installation and Commissioning for Prototype Fast Reactor facility Ventilation Upgrade. Noting that previous notices have been published which due to technicalities are not linked to this notice. UK - 1194 https://www.find-tender.service.gov.uk/Notice/026167-2026 UK- 1148 https://www.find-tender.service.gov.uk/Notice/047874-2026
Status	planned
Item › CPV › Description	Mechanical engineering installation works
Value › Value incl. VAT	£15,000,000
Value › Value	£12,500,000
Value › Currency	GBP
Procedure type	selective
Procedure	Competitive flexible procedure
Procedure › Features	Two stage procedure, stage one down selection on Conditions of Participation, stage two invitation to tender.
Category	works
Above threshold	Yes
How to submit	https://atamis-2464.my.site.com/s/Welcome
Submission Terms › Electronic submission	allowed
Submission Terms › Languages	en
Expression Of Interest Deadline	5 Feb 2027
Questions period › End	5 Feb 2027
Award decision period › End	3 Sep 2027
Lot › Status	planned
Lot › Value › Value incl. VAT	£15,000,000
Lot › Value › Value	£12,500,000
Lot › Value › Currency	GBP
Lot › Award criteria › Criterion › Criterion 1 › Type	quality
Lot › Award criteria › Criterion › Criterion 1 › Name	Technical
Lot › Award criteria › Criterion › Criterion 1 › Description	Methodology, Programme and Resources
Lot › Award criteria › Criterion › Criterion 1 › Weighting › Weight	55
Lot › Award criteria › Criterion › Criterion 1 › Weighting › Weight type	Percentage exact
Lot › Award criteria › Criterion › Criterion 2 › Type	quality
Lot › Award criteria › Criterion › Criterion 2 › Name	Social Value
Lot › Award criteria › Criterion › Criterion 2 › Description	Social Value Outcome
Lot › Award criteria › Criterion › Criterion 2 › Weighting › Weight	20
Lot › Award criteria › Criterion › Criterion 2 › Weighting › Weight type	Percentage exact
Lot › Award criteria › Criterion › Criterion 3 › Type	cost
Lot › Award criteria › Criterion › Criterion 3 › Name	Commercial
Lot › Award criteria › Criterion › Criterion 3 › Description	Total of the Prices
Lot › Award criteria › Criterion › Criterion 3 › Weighting › Weight	25
Lot › Award criteria › Criterion › Criterion 3 › Weighting › Weight type	Percentage exact
Lot › Selection Criteria › Criterion › Criterion 1 › Type	economic
Lot › Selection Criteria › Criterion › Criterion 1 › Description	Insurance a. Employer’s (Compulsory) Liability Insurance - £10,000,000 b. Public Liability Insurance = £10,000,000 c. Professional Indemnity Insurance = £5,000,000 Compliance with UK data protection law. Payments in contracts over £5m p.a. Supply Chain Payment Systems Carbon Reduction in contracts over £5m p.a. Modern Slavery Statement Steel in Government Contract
Lot › Selection Criteria › Criterion › Criterion 2 › Type	technical
Lot › Selection Criteria › Criterion › Criterion 2 › Description	Relevant experience and contract examples. Experience of sub-contractor management. Organisational Qualifications Standards - Health and Safety, Environmental, Quality. CDM Regulations Principal Contractor.
Lot › Suitable for › SMEs	Yes
Lot › Contract period › Start	13 Dec 2027
Lot › Contract period › End	13 Sep 2030
Lot › Contract period › Can be extended to	14 Mar 2031
Lot › Can be renewed	Yes
Lot › Renewal › Description	Delays to completion arising from compensation events.
Communication › Expected publication	11 Jan 2027
Risk Details	Replacing sections of existing ductwork. Stored plant and materials becoming redundant. Concrete panels damaged from works. Backfill being contaminated. Hazards such as asbestos found during installation. Groundworks encountering contamination. Other projects impacting the schedule. Breaking radiological containment and discovery of higher levels of contamination than calculated.

Track this tender

Track this tender in your bid pipeline and set reminders.

See plans