Official UK procurement notice
4.8MW Substation design and installation
Authority: European Marine Energy Centre (EMEC) Ltd
What is being bought
Published requirement descriptionDesign and construction of 4.8 MW substation on the island of Eday, Orkney
CPV: Electrical power systems design services · Substation construction work · Transformer substation
The lotProcurement structure
single lot · value publishedLot #1We wish to appoint a contractor to design, procure, install and commission a 4.8 MW…Published value£1,565,000
We wish to appoint a contractor to design, procure, install and commission a 4.8 MW onshore tidal generation substation.
Design Works
- Site layout design.
- Civil design of the substation.
- Electrical design of the substation lighting and small power circuits.
- Electrical design for the balance of plant equipment required to facilitate the power export.
- Electrical design of the site earthing system.
Construction works
- Construction of the substation building(s).
- Construction of foundation for SSEN shunt reactor.
- Supply and construction of earthing systems.
- Supply and construction installation of the 33 kV and 11 kV switchgear, and transformer and associated equipment.
- Commissioning of all site equipment.
- Provision of documentation.
What it takes to wini
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 morei
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).
Published sub-criteria (4)
- Experience of contractor: 20%
- Proposed methodology / technical offering: 30%
- Availability/proposed schedule: 20%
- Cost / value for money: 30%
Published award criteria (4)
- Experience of contractor: 20
- Proposed methodology / technical offering: 30
- Availability/proposed schedule: 20
- Cost / value for money: 30
- Suitability
As appropriate for requirements in Invitation to Tender document:
ITT - 4.8 MW Substation Design and Installation.pdf
- Economic & financial standing
Economic and financial standing do not form part of the selection criteria, however, financial due diligence will be carried out prior to contract signing.
2 year's accounts will be requested.
- Technical & professional ability
As appropriate for requirements in Invitation to Tender document:
ITT - 4.8 MW Substation Design and Installation.pdf
- 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 · publisher note attached- Procedure method
- Open procedure
- Legal basis
- CELEX · 32014L0024 Public Contracts Regulations 2015 (Directive 2014/24/EU)
- Procurement category
- Works
- Notice status
- Closed
- Procurement threshold
- Unspecified in notice
- Regulatory regime
- Standard
- Commercial structure
- Stand-alone contract (no framework)
- Competition type
- Competitive procedure
- GPA / WTO covered
- Yes (GPA)
- Recurring procurement
- No (one-off requirement)
- First published
- 27 May 2026, 16:29 BST
- Last source update
- 25 Jun 2026, 13:39 BST
- Award evaluation window
- 26 Jun 2026 – …
- Authority reference
20260521- FTS notice number
2026/S 000-059865- Classification (CPV)
- Delivery area
- Official registry OCID
ocds-h6vhtk-06a6c7Find a Tender
- Electronic trading
- e-invoicing allowed · electronic ordering · electronic payment
Publisher note: NOTE: To register your interest in this notice and obtain any additional information please visit the Public Contracts Scotland Web Site at https://www.publiccontractsscotland.gov.uk/Search/Search_Switch.aspx?ID=832574. The buyer has indicated that it will accept electronic responses to this notice via the Postbox facility. A user guide is available at https://www.publiccontractsscotland.gov.uk/sitehelp/help_guides.aspx. Suppliers are advised to allow adequate time for uploading documents and to dispatch the electronic response well in advance of the closing time to avoid any last minute problems. (SC Ref:832574) Download the ESPD document here: https://www.publiccontractsscotland.gov.uk/ESPD/ESPD_Download.aspx?id=832574
How it was run
Official notice- Submission deadline
- 3 Jul 2026, 12:00 BST
- Submission channel
- {"electronicSubmission"}
- Accepted languages
- en
- Bid validity
- 90 days from the deadline
- Bids opened
- 26 Jun 2026, 12:00 BST
Timeline
25 Jun 2026 → 3 Aug 2026 · 4 dates- Notice published119 days ago25 Jun 2026, 13:39 BST
- Bids opened118 days ago26 Jun 2026, 12:00 BST
- Submission deadline111 days ago3 Jul 2026, 12:00 BST
- Contract starts81 days ago3 Aug 2026, 00:00 BST
Notice history
1 event · 2 releases on Find a Tender- Deadline moved to 3 Jul 2026, 12:00 BST25 Jun 2026, 13:39 BST+7 days · was 26 Jun 2026, 12:00 BST
Published amendments (1 · 1 deadline change)
| When | What | Before | After | Shift |
|---|---|---|---|---|
| — | DeadlineTime limit · IV.2.2 | 26 Jun 2026 | 3 Jul 2026 | +7 d |
| — | Bid openingConditions for opening of tenders · IV.2.7 | 26 Jun 2026 | 3 Jul 2026 | +7 d |
One additional week added to allow more time for preparation of bids.
Contracting authority & participating public bodies
Dispute resolution & review bodies
- Sheriff CourtReview body
Official documents & specifications
Official links; attachments are not copiedNo document links were published on the notice.