Spain, April 22 -- Construction is officially underway on the SR 400 Express Lanes project, a major transportation initiative delivered by SR 400 Peach Partners, a consortium of ACCIONA, ACS Group and Meridiam, which covers the design, construction, financing and 55-year operation of a major new express lanes corridor in Atlanta.A formal ceremony took place in Alpharetta, bringing together the Georgia Department of Transportation (Georgia DOT), the State Road and Tollway Authority (SRTA), the U.S. Department of Transportation (USDOT), along with elected officials and project partners. The event, produced by True North 400, marked the groundbreaking of the SR 400 Express Lanes project.With an investment of approximately $10.8 billion (€...