Mumbai 3.0 Takes Shape Singapores Surbana Jurong to Design New Raigad City, marking a major step in the Mumbai Metropolitan Region’s expansion. The planned 323.44 sq. km city in Raigad is strategically positioned near Atal Setu and Navi Mumbai International Airport, with Surbana Jurong appointed to prepare its Vision Document and Master Plan. The project could transform Raigad into a major future hub for real estate, infrastructure, business and urban development.