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A494 River Dee Bridge Replacement scheme

Llywodraeth Cymru / Welsh Government

This public procurement record has 2 releases in its history.

Tender

29 Aug 2025 at 16:22

UK4 - Tender Notice
Planning

01 Aug 2025 at 09:52

UK2 - Preliminary Market Engagement Notice
Summary of the contracting process

The Welsh Government is initiating the procurement process for the "A494 River Dee Bridge Replacement scheme," a critical infrastructure project managed by Mott MacDonald. This tender involves the replacement of a vital bridge connecting North Wales with the north-west of England, addressing its poor structural condition. The procurement process, open as of 29th August 2025, falls under the category of construction work, engineering services, and construction project management services. This competitive flexible procedure is in the tender stage, with key deadlines including an expression of interest by 30th September 2025 and a planned award by 29th May 2026. The project is valued at £145 million, with a gross amount of £174 million, suitable for public authorities in the UK under Welsh devolved regulations, and it is scheduled to commence on 1st June 2026, concluding by 1st March 2030.

This tender presents a substantial opportunity for businesses specializing in construction, engineering, and construction management services, particularly those capable of handling large-scale infrastructure projects. With an open procurement method and the competitive flexible procedure, businesses equipped to address the technical and commercial demands of such a contract are encouraged to participate. SMEs are deemed suitable for this tender, thus expanding participation options. The focus on both quality and cost (70% and 30% weightings, respectively) offers a balanced assessment that can benefit firms with innovative solutions. Companies adhering to NEC4 contracts and those offering sustainable construction practices to meet climate change specifications are particularly well-suited to compete for this contract. The two-stage process allows businesses to initially demonstrate qualifications and later present a full tender, fostering growth opportunities through engagement with a significant government-led infrastructure project.

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Notice Information

Notice Title

A494 River Dee Bridge Replacement scheme

Notice Description

The A494 River Dee Bridge provides a vital connection for cross border traffic between north Wales, the north-west of England and beyond, connecting people, communities and businesses. The bridge is in poor structural condition and needs replacing. This Tender Notice signifies the start of the procurement exercise to appoint a contractor to replace the A494 River Dee Bridge as part of the Welsh Government's Major Asset Renewal Programme.

Planning Information

Suppliers were invited to respond via written submissions to the questions included in a Prior information notice (PIN Reference 2025/S 000-001750) published by Welsh Government. The results of this market engagement have been used to inform the design of the future procurement.

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-056aed
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/052591-2025
Current Stage
Tender
All Stages
Planning, Tender

Procurement Classification

Notice Type
UK4 - Tender Notice
Procurement Type
Standard
Procurement Category
Works
Procurement Method
Open
Procurement Method Details
Competitive flexible procedure
Tender Suitability
SME
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

45 - Construction work

71 - Architectural, construction, engineering and inspection services

CPV Codes

45000000 - Construction work

71300000 - Engineering services

71541000 - Construction project management services

Notice Value(s)

Tender Value
£145,000,000 £100M-£1B
Lots Value
£145,000,000 £100M-£1B
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
29 Aug 202512 months ago
Submission Deadline
15 Sep 2025Expired
Future Notice Date
13 Aug 2025Expired
Award Date
Not specified
Contract Period
1 Jun 2026 - 1 Mar 2030 3-4 years
Recurrence
Not specified

Notice Status

Tender Status
Active
Lots Status
Active
Awards Status
Not Specified
Contracts Status
Not Specified

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
Llywodraeth Cymru / Welsh Government
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
CARDIFF
Postcode
CF10 3NQ
Postcode Area
Cardiff
Country
Wales
Major Region (ITL 1)
TLL Wales
Basic Region (ITL 2)
TLL5 South East Wales
Small Region (ITL 3)
TLL52 Cardiff and Vale of Glamorgan
Delivery Location
TLL23 Flintshire and Wrexham
Local Authority
Cardiff
Electoral Ward
Cathays
Westminster Constituency
Cardiff South and Penarth

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

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The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

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