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Published 25 Sept 2025, 12:05 BST

Official UK procurement notice

IWM/2526/LON/3471: Level 4 Plant Deck Refurbishment Project at IWM London

Official notice

Authority: Imperial War Museum (Central government)

WorksBelow threshold - open competitionBelow thresholdSME suitable
Sectors: Construction & Civil Engineering (45) Delivery: London (UKI)
Published estimate£248,400≈ £331k / year · £298,080 inc. VAT
Submissions closed 31 Oct 2025
Contract term 9 moends 8 Sept 2026 · starts 12 Dec 2025

What is being bought

Published requirement description

IWM is tendering for a contractor to undertake the refurbishment of the Level 4 Plant Room at IWM London. This project involves the removal and offsite disposal of all existing mechanical and electrical (M&E) plant and ductwork from the Level 4 plant deck. The contractor will also remove the current weatherproofing from the plant deck and supply and install new weatherproofing. Following this, the contractor will supply, install, and commission new M&E plant and ductwork to the same area.

Additional scope includes, but is not limited to:

•Removing and replacing bird netting over the plant deck

•Demolishing external plant and removing materials

•Designing and installing a temporary waterproof canopy to facilitate roofing works

•Removing and replacing roofing felt

Access Code : M48966GXAK

For more information about this opportunity, please visit the Delta eSourcing portal at:

www.delta-esourcing.com/tenders/UK-UK-London… ↗

To respond to this opportunity, please click here:

www.delta-esourcing.com/respond/M48966GXAK ↗

CPV: Overhaul and refurbishment work · Refurbishment work

The lotProcurement structure

single lot · value published
Lot #1 9 moSMEPublished value£248,400
Contract period: 12 Dec 2025 – 8 Sept 2026 (9 mo)Value: £248,400 exc. VAT · £298,080 inc. VAT
Delivery: LondonEligibility: SME eligible
45453000 Overhaul and refurbishment work45453100 Refurbishment work

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: 55%Price: 30%Environmental: 15%
Published sub-criteria (9)
  • Technical - Experience of working on similar projects: 10%
  • Technical - Project programme: 10%
  • Technical - Access and egress of materials: 10%
  • Technical - Proposed management structure: 5%
  • Presentation: 20%
  • Cost: 30%
  • Sustainability - Decarbonisation of the estate: 5%
  • Sustainability - Responsible consumption: 5%
  • Sustainability - Protection of heritage against changing climate: 5%
Published award criteria (9)
  • Technical - Experience of working on similar projects
  • Technical - Project programme
  • Technical - Access and egress of materials
  • Technical - Proposed management structure
  • Sustainability - Decarbonisation of the estate
  • Sustainability - Responsible consumption
  • Sustainability - Protection of heritage against changing climate
  • Cost
  • Presentation
What this means for your bid
  • Price carries 30 of 100 points: a 10% discount moves about 3 points. The method statement decides this lot, not the discount.

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
Standard
Commercial structure
Stand-alone contract (no framework)
Competition type
Competitive procedure
GPA / WTO covered
Unspecified in notice
Recurring procurement
Unspecified in notice
First published
25 Sept 2025, 12:05 BST
Last source update
25 Sept 2025, 12:05 BST
Authority reference
LON3471
FTS notice number
2025/S 000-059623
Latest notice
Tender notice (UK4)
Classification (CPV)
Overhaul and refurbishment workRefurbishment work
Delivery area
London (UKI)
Official registry OCID
ocds-h6vhtk-05a1e8 Find a Tender

How it was run

Official notice
Run through: Delta eSourcing · Who buys & how to bid on Delta
Public notice page · account needed to bidElectronic submission allowed
Access & registration note: Free Select account; no DUNS asked at signup
Submission deadline
31 Oct 2025, 12:00 GMT
Clarification deadline
24 Oct 2025, 00:00 BST
Submission channel
Official e-sourcing portal
Electronic submission
Allowed
Detailed submission instructions & authority contactsFrom official release

www.delta-esourcing.com ↗

Timeline

25 Sept 2025 → 12 Dec 2025 · 4 dates
  1. Tender notice published398 days ago
    25 Sept 2025, 12:05 BST
  2. Clarification questions by370 days ago
    24 Oct 2025, 00:00 BST
  3. Submission deadline362 days ago
    31 Oct 2025, 12:00 GMT
  4. Contract starts321 days ago
    12 Dec 2025

Notice history

1 event · 1 release on Find a Tender
  1. Tender notice published
    25 Sept 2025, 12:05 BST
    UK4

Contracting authority & participating public bodies

Imperial War Museums

Contracting authorityPublic authority - central government GB-PPON: PHRL-5691-LLXM IWM London, Lambeth Road, London, London, SE1 6HZContact 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