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Complete Works
Alternative Active Effluent Discharge Line Installation Works and Final Design
Published Yesterday
5 Nov 2026
Closed 18 Aug 2026
- Primary CPV
-
45231000 *
Construction work for pipelines, communication and power lines
- Location
- 🇬🇧 Scotland
- Value
- £9,458,845
- Contract
-
1.7 years Duration
19/10/2026 09/06/2028
- Contract Types
-
45 *Construction workFull CPV Breakdown
- SME suitable
- No
Publisher Address
Hinton House, Birchwood Park Ave, Risley,, Warrington, WA3 6GR, GB · Scotland
Contact
Award Criteria
Not specified
Related tenders
Nuclear Restoration Services
All notices from this publisher Same CPV code
45231000 *
All notices with this CPV code
Reference: CF-0304300D4L000000iAvzUAE
The Cooling water system at NRS Hunterston B site is no longer required for any cooling function. Therefore, the intention is to remove the Cooling Water pumps and there is a requirement to provide Alternative Active Effluent Discharge Lines (AAEDL) to the sea discharge point.
This contract is for final concept design services and the marine installation of new pipe, valve and other minor works for the AAEDL seaward side, at the Hunterston B Nuclear site. This is to include:
- End of line isolation and backflow protection
- Culvert fixings
- Pipe fitting and valve repair/replacement/installation
- Pressure testing and maintenance strategy
- Any required pre-works
The Contract has been awarded via Mini-Competition under the NRS Decommissioning and Asbestos Removal (DAR) Framework Lot 1 - conventional deplanting, asbestos removal and demolition.
Awarded to
Full CPV breakdown
- 45231000 — Construction work for pipelines, communication and power lines (primary)
- 45251000 — Construction works for power plants and heating plants
Notice details
- Competition
- Framework or DPS call-off (only suppliers already on the framework)
- Contract type
- Works
- Minimum value
- £7,276,035
- Procurement method
- Call-off from a framework agreement
- Main category
- Works
- Notice status
- Complete
- Award status
- Active
- Award date
- 23 Sep 2026
- Suitable for SMEs
- No
- Suitable for VCSEs
- No
- Language
- EN
- Published
- 05 Nov 2026 15:32
- Deadline
- 18 Aug 2026 12:00
- OCID
- ocds-b5fd17-faa7bd2f-9a0d-44d5-a61c-5939299f7835
- Notice ID
- CF-0304300D4L000000iAvzUAE
Organisations on this notice
Costain Limited
Supplier
Costain House, Vanwall Business Park Maidenhead, Maidenhead, SL6 4UB
Full notice record
43 detailsEverything the publisher included in this notice, organised by section. Contact details hidden: upgrade to Pro to see
Tender
| Title | Alternative Active Effluent Discharge Line Installation Works and Final Design |
| Status | complete |
| CPV › Description | Construction work for pipelines, communication and power lines |
| CPV › Description | Construction works for power plants and heating plants |
| Item › Delivery › Delivery 1 › Postcode | KA23 9QX |
| Item › Delivery › Delivery 2 › Region (NUTS) | Scotland |
| Item › Delivery › Delivery 2 › Country | United Kingdom |
| Minimum value › Value | £7,276,034.63 |
| Minimum value › Currency | GBP |
| Value › Value | £9,458,845.02 |
| Value › Currency | GBP |
| Procedure type | selective |
| Procedure | Call-off from a framework agreement |
| Bidding period › End | 18 Aug 2026 |
| Contract period › Start | 19 Oct 2026 |
| Contract period › End | 9 Jun 2028 |
| Suitable for › SMEs | No |
| Suitable for › VCSEs | No |
| Category | works |
Organisations
| Party 1 › Name | Nuclear Restoration Services |
| Party 1 › Identifier › Legal Name | Nuclear Restoration Services |
| Party 1 › Address › Street | Hinton House, Birchwood Park Ave, Risley, |
| Party 1 › Address › Town / city | Warrington |
| Party 1 › Address › Postcode | WA3 6GR |
| Party 1 › Address › Country | GB |
| Party 1 › Role | buyer |
| Party 2 › Name | Costain Limited |
| Party 2 › Identifier › Legal Name | Costain Limited |
| Party 2 › Address › Street | Costain House, Vanwall Business Park Maidenhead, Maidenhead, SL6 4UB |
| Party 2 › Role | supplier |
Buyer
| Name | Nuclear Restoration Services |
Awards
| Status | active |
| Date | 23 Sep 2026 |
| Published | 5 Nov 2026 |
| Value › Value | £9,458,845.02 |
| Value › Currency | GBP |
| Supplier › Name | Costain Limited |
| Contract period › Start | 19 Oct 2026 |
| Contract period › End | 9 Jun 2028 |
| Document › Document type | Award notice |
| Document › Description | Awarded contract notice on Contracts Finder |
| Document › Link | https://www.contractsfinder.service.gov.uk/Notice/21f8629d-c739-4679-b... |
| Document › Published | 5 Nov 2026 |