Signalization John Young Parkway, from Florida's Turnpike to I-4, Orlando, Florida This project involved the widening of John Young Parkway from four lanes to six lanes between Florida’s Turnpike and Interstate 4. Protean Design Group served as a traffic engineering subconsultant for the project providing signing and marking and signalization design. Specifically, the project involved the replacement of strain pole style signals at six intersections with mast arm type signals.