Wales, United Kingdom

A-465 HEADS OF THE VALLEYS ROAD

Client

Atkins Ltd (UK) / Constructor: Futures Valleys consortium (FCC Construccion & Alun Griffiths Ltd & Roadbridge UK Ltd).

Year

2025

Construction budget

GBP 590 million

Key facts

Improvement and upgrade of a 17.3 km urban and peri-urban section, including widening from single to dual carriageway of section 5 from Dowlais to the A470 road and section 6 from the A470 to Hirwaun.

Especially complex geotechnical issues in the project area, with the presence of cavities related to former coal and iron ore mining activity.

The project includes 6 new grade separated junctions, 4 new viaducts and alterations to 5 existing viaducts, 26 new structures (overbridges, underbridges and footbridges) of different types, 23 retaining walls, and balancing ponds.

Services

Tender and detailed designs.

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