The St. Elmo W. Acosta Bridge Bridge spans the St. Johns River in Jacksonville, Florida on a fixed span. It was named for City Councilman St. Elmo W. Acosta, who convinced voters to approve a $950,000 bond issue for the original bridge. It carries SR 13 (six lanes) with the two-track Jacksonville Skyway in the median. Prior to its replacement in 1991, the bridge, originally called St.