A483 Llandeilo and Ffairfach Bypass Project
This procurement relates to the award of a contract for the design development of the A483 Llandeilo and Ffairfach bypass project, and the provision of assistance with relevant statutory procedures. Subject to the outcome of the statutory procedures and the performance of the Contractor, the contract provides for the Contractor to be appointed to undertake detailed design and construction of the works. This Tender Notice signifies the start of the procurement exercise and uses the Competitive Flexible Procedure (CF...
Buyer
Llywodraeth Cymru / Welsh Government
Value
£80,000,000
Published
13 Oct 2025
Closes
18 Aug 2026
Procurement details
Source
Find a Tender
Region
Cardiff and Vale of Glamorgan
Procurement method
Selective
Category
Works
Contract starts
Not provided
Contract ends
Not provided
CPV classifications
45000000
Construction work
71300000
Engineering services
71540000
Construction management services
Lots
Lot 1 A483 Llandeilo and Ffairfach Bypass Project
£80,000,000
Delivery: UKL14 · United Kingdom
Documents
Unlock document linkBidders will need to click on the 'Register Interest' button on the Delta Portal and then login where you will be taken directly to the opportunity response whe...
Not provided
Bidders will need to click on the 'Register Interest' button on the Delta Portal and then login where you will be taken directly to the opportunity response where the documentation can be found. The opportunity on the Portal is being manage...
Bidding documents
Bidders will need to click on the 'Register Interest' button on the Delta Portal and then login where you will be taken directly to the opportunity response whe...
Not provided
Bidders will need to click on the 'Register Interest' button on the Delta Portal and then login where you will be taken directly to the opportunity response where the documentation can be found. The opportunity on the Portal is being manage...
Technical specifications
Tender notice on Find a Tender
21 Aug 2026
Tender notice on Find a Tender
Tender notice · UK4 · Web page
Pipeline notice on Find a Tender
22 May 2025
Pipeline notice on Find a Tender
Planned procurement notice · UK1 · Web page
Preliminary market engagement notice on Find a Tender
13 Oct 2025
Preliminary market engagement notice on Find a Tender
Market engagement notice · UK2 · Web page
Preliminary market engagement notice on Find a Tender
3 Aug 2026
Preliminary market engagement notice on Find a Tender
Market engagement notice · UK2 · Web page
Contains public sector information licensed under the Open Government Licence v3.0.