Citizens House, Lewisham – Lewisham Citizens and London Community Land Trust with Archio Architects and Kinnear Landscape, Community Engagement winner

Led by Lewisham Citizens, the campaign for affordable housing began in 2014. Once a site was agreed in 2016, Lewisham Citizens and London CLT engaged the local Sydenham community in transforming their own neighbourhood starting with this small piece of land with actions including design workshops and a community steering group

Castlefield Viaduct, Manchester – National Trust & National Highways with Twelve Architects, Infrastructure winner

An urban park in the sky, this striking Victorian-era steel viaduct in the heart of historic Manchester has been transformed into an accessible green space. The grade II-listed Castlefield Viaduct was once used to transport goods in and out of Manchester but it has remained idle since the city’s central station closed in 1969