United Kingdom, Aug. 14 -- Balfour Beatty VINCI has completed the structural works on three major viaducts on the southern approach to the new Interchange Station in Solihull, marking another significant milestone in the delivery of Britain's new high-speed railway.The completion of River Blythe Viaduct, Marsh Farm Viaduct and Balsall Common Viaduct demonstrates continued progress on the West Midlands section of HS2 and showcases the engineering expertise of Balfour Beatty VINCI and its supply chain partners in delivering complex infrastructure across environmentally sensitive landscapes.The final parapets are now being installed on the 495-metre River Blythe Viaduct, the largest of the three structures and the closest to Interchange Statio...