I-275 Design/Build SR 60 to Hillsborough River

I-275 Design/Build from SR 60 to Hillsborough River, $215-million Design-Build project includes reconstruction of all southbound lanes and bridges along the limited access corridor, as well as northbound lanes and bridges from SR 60 to Himes Avenue. The final typical section is 4 lanes in each direction. The improvements include the construction of 18 new bridges and bridge widening over West Shore Blvd and the Hillsborough River, as well as modifying ramps and interchanges to improve traffic flow. The construction consists of Florida Bulb-T girder bridges on pile and drilled shaft foundations, MSE walls, drainage installation, lighting, signalization, all new overhead and cantilever sign structures, and extensive architectural and landscape features.