The toll lanes for Florida’s I-4 Ultimate, a seven-year, $2.4 billion project, are now open, with 21 miles of rebuilt highway and new express lanes between Orange and Seminole counties. It is the largest road project in state history. Highlights of the project: Reconstruction of I-4 lanes and adding four new tolled I-4 Express lanes – two in each direction; Reconstruction of 15 major interchanges; Replacement of 74 bridges, widening of 13 bridges, and adding 53 new bridges. The I-4 Express lanes, the centerpiece of the project, are now open on the interstate’s center lanes and separated by concrete barriers....