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Published 14 Oct 2025, 14:30 BST

Official UK procurement notice

D1 South Mezzanine Extension

Official notice

Authority: UK Atomic Energy Authority (Central government)

WorksBelow threshold - open competitionBelow thresholdConcessionReserved for SMEs and VCSEsReserved: E10000025SME suitableVCSE suitable
Concession value (operator's revenue)£250,000operator revenue, not the authority's budget
Submissions closed 10 Nov 2025
Contract term 4 moends 1 Apr 2026 · starts 28 Nov 2025
Notice summaryFrom the published notice

A single storey mezzanine to be designed and installed to provide additional storage and to link up two existing mezzanines to create access between the two. There is currently a staircase down from one of the existing mezzanine’s that we would like to remove subject to building control as this is in the space between the two.

What is being bought

Published requirement description

A single storey mezzanine to be designed and installed to provide additional storage and to link up two existing mezzanines to create access between the two. There is currently a staircase down from one of the existing mezzanine’s that we would like to remove subject to building control as this is in the space between the two. The mezzanine is to have finishes matching the current one. Loading requirements to be 750kgm2 or higher.

CPV: Construction work

The lotProcurement structure

single lot · value published
Lot #1 4 moSMEVCSEPublished value£250,000
Contract period: 28 Nov 2025 – 1 Apr 2026 (4 mo)Value: £250,000 exc. VAT · £300,000 inc. VAT
Delivery: South EastEligibility: SME eligibleVCSE eligible
Pre-qualification & selection criteria (PQQ)1
  • Condition of participation

    The selection criteria is listed in the ITT Documents 'Document 10 - Common Assessment Standard - Question Set'.

What it takes to win
i

How this buyer will score bids.

The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).

Evaluation split and conditions of participation as published; the tender pack may add more
How bids were scored
Quality: 50%Price: 50%
Published sub-criteria (2)
  • Technical Evaluation: 50%
  • Commercial Evaluation: 50%
Published award criteria (2)
  • Commercial Evaluation
  • Technical Evaluation
Conditions of participation1
  • Condition of participation

    The selection criteria is listed in the ITT Documents 'Document 10 - Common Assessment Standard - Question Set'.

What this means for your bid
  • Price carries 50 of 100 points: a 10% discount moves about 5 points. This one is won on the number: sharpen the price before polishing the prose.

Price arithmetic assumes straight proportional scoring; the tender pack may use another formula.

Procedure terms & legal framework

From the official record
Procedure method
Below threshold - open competition
Legal basis
UKPGA · 2023/54 Procurement Act 2023
Procurement category
Works
Notice status
Closed
Procurement threshold
Below threshold
Regulatory regime
Concession
Commercial structure
Stand-alone contract (no framework)
Competition type
Competitive procedure
GPA / WTO covered
Unspecified in notice
Recurring procurement
Unspecified in notice
First published
14 Oct 2025, 14:30 BST
Last source update
14 Oct 2025, 14:30 BST
Authority reference
T/ET089/25
FTS notice number
2025/S 000-065223
Latest notice
Tender notice (UK4)
Classification (CPV)
Construction work
Delivery area
South East (UKJ14)
Official registry OCID
ocds-h6vhtk-05cc5f Find a Tender
Contract terms
Reserved participation area
E10000025

How it was run

Official notice
Run through: EU-Supply (CTM) · Who buys & how to bid on EU-Supply
Public notice page · account needed to bidElectronic submission allowed
Access & registration note: Free · 5–10 minutes
Submission deadline
10 Nov 2025, 12:00 GMT
Clarification deadline
30 Oct 2025, 12:00 GMT
Submission channel
Official e-sourcing portal
Electronic submission
Allowed
Detailed submission instructions & authority contactsFrom official release

Timeline

14 Oct 2025 → 28 Nov 2025 · 4 dates
  1. Tender notice published383 days ago
    14 Oct 2025, 14:30 BST
  2. Clarification questions by367 days ago
    30 Oct 2025, 12:00 GMT
  3. Submission deadline356 days ago
    10 Nov 2025, 12:00 GMT
  4. Contract starts338 days ago
    28 Nov 2025

Notice history

1 event · 1 release on Find a Tender
  1. Tender notice published
    14 Oct 2025, 14:30 BST
    UK4

Contracting authority & participating public bodies

UK Atomic Energy Authority

Contracting authorityPublic authority - sub-central government GB-PPON: PLJV-1169-JTDD Culham Science Centre, Oxfordshire, South East, OX14 3DBContact name, email, phone

Official documents & specifications (1)

Official links; attachments are not copied

Notices published for this procedure

  • Tender notice tenderTender noticeUK4Tender notice on Find a Tender