How to win: A483 Llandeilo and Ffairfach scheme

About this contract

Welsh Government published a pre-market engagement notice on 13 October 2025 inviting the market to help inform the design of the delivery and contracting models, as well as the WG’s procurement strategy more generally, for the A483 Llandeilo and Ffairfach Bypass scheme. This notice summarises the results of this engagement. The results and outcome of the market engagement exercise conducted in Autumn 2025 are summarised below: - The Welsh Government will use the Competitive Flexible Procedure under the Procurement Act 2023. The upcoming procurement process will consist of a selection stage to shortlist bidders (maximum 5 in number), followed by a tender stage to appoint a winning contractor. - A two-stage ECI delivery model will be used. X22 of the NEC4 ECC will not be used. - The payment options to be used for Key Stages 3 and 4 are NEC4 PSC Options C and E respectively. - The payment option to be used for Key Stage 6 is NEC4 ECC Option C. - As part of the market engagement exercise the market provided a number of suggestions for removing barriers to bidding, including reasonable levels of security, proportionate and equitable risk transfer/ sharing. Such matters have and conti

How to win contracts like this

• ✓Answer against the marking scheme, not the question text — Llywodraeth Cymru / Welsh Government scores each response, so map your evidence to the published criteria and weightings.
• ✓At £80,000,000, expect quality and social value to carry a large share of the score — price alone rarely wins works work.
• ✓Show recent, comparable delivery: name similar works contracts you've delivered for public bodies, with measurable outcomes.
• ✓Start early: deadlines are tight and a strong bid takes iteration.

BidWriter drafts your responses from your company profile, scores them against the marking scheme, and tracks your whole pipeline. Free to start — no card needed.

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