Scope
Reference
C001287.00
Description
TfW are looking to appoint a contractor to deliver track, drainage and associated level boarding (TDLB) enhancements at a number of Core Valley Lines and Network Rail stations.
As part of the TfW Core Valley Line (CVL) Transformation works, there is a requirement to improve the train services by increasing the speed of trains, increasing the frequency and reliability of services and to improve the passenger experience by providing level boarding at stations. To achieve these improvements the network will require new track and drainage infrastructure and improved platforms. A summary of the Works to be constructed as part of the Contract Scope include:
Cathays LSI - Track Works
Caerphilly Station - Track and Level Boarding
Cardiff Central Station - Track Works
Danescourt Drainage
Mountain Ash to Fernhill Track Drainage
Various Buffer Stop Enhancements and Replacements
TfW intends to award further track, drainage and level boarding works through one of its live track contracts prior to the December 2026 timetable change, further details of which can be found in the ITT documents on etenderwales.
Total value (estimated)
- £5,300,000 excluding VAT
- £6,360,000 including VAT
Above the relevant threshold
Contract dates (estimated)
- 5 May 2026 to 28 May 2027
- 1 year, 24 days
Options
The right to additional purchases while the contract is valid.
Scope for level boarding works to be varied into agreement
Main procurement category
Works
CPV classifications
- 45230000 - Construction work for pipelines, communication and power lines, for highways, roads, airfields and railways; flatwork
- 45220000 - Engineering works and construction works
Contract locations
- UKL - Wales
Participation
Particular suitability
Small and medium-sized enterprises (SME)
Submission
Enquiry deadline
9 February 2026, 12:00pm
Tender submission deadline
27 February 2026, 12:00pm
Submission address and any special instructions
https://etenderwales.ukp.app.jaggaer.com/web/login.shtml
ITT code itt_122310
Tenders may be submitted electronically
Yes
Languages that may be used for submission
- Welsh
- English
Award decision date (estimated)
27 March 2026
Award criteria
| Name | Type | Weighting |
|---|---|---|
| Price | Price | 50.00% |
| Quality | Quality | 50.00% |
Other information
Applicable trade agreements
- Government Procurement Agreement (GPA)
Conflicts assessment prepared/revised
Yes
Procedure
Procedure type
Open procedure
Contracting authority
Transport for Wales
- Companies House: 09476013
3 Llys Cadwyn
Pontypridd
CF37 4TH
United Kingdom
Email: procurement@tfw.wales
Region: UKL15 - Central Valleys
Organisation type: Public authority - sub-central government
Devolved regulations that apply: Wales