FDOT opens travel lanes ahead of schedule through the I-275/I-4 Downtown Tampa Interchange

As of 6:10 p.m., Sunday, October 5, travel lanes are now open through the Downtown Tampa Interchange (I-275/I-4).   

FDOT thanks the motorists of Tampa Bay for their patience and understanding during this weekend’s interchange closure for the DTI project!

Update on the DTI closure as of 8:30 a.m., Sunday, October 5, 2025:

A temporary closure of the Downtown Tampa Interchange continues into Sunday, October 5, 2025.
Motorists should seek alternates routes to avoid traffic delays and congestion on all nearby roads during this temporary interchange closure. Click to view Detour Map

Continuing Sunday, October 5:

• Northbound I-275 motorists are being directed onto eastbound I-4 (Exit 45B), exiting the interstate using Exit 3, turning right onto Columbus Drive, left onto US 41, left onto Hillsborough Avenue, and continuing west to re-enter northbound I-275.
• Westbound I-4 motorists needing to access southbound I-275 or Downtown Tampa are proceeding onto northbound I-275, exiting the interstate at Exit 46B, turning left onto SR 574 (Dr. Martin Luther King Jr. Boulevard), left onto Tampa Street, and continuing south on Tampa Street to access the southbound I-275 entrance ramp or other Downtown Tampa streets.

Continuing Sunday, October 5 through 5 a.m., Monday, October 6

• Southbound I-275 motorists needing to travel through the interchange are continuing south on the interstate, proceeding onto Exit 45A to re-enter southbound I-275 (only one travel lane is open on southbound I-275 from Dr. Martin Luther King Jr. Boulevard through Downtown Tampa).

• Southbound I-275 motorists needing access Downtown East-West (Exit 45A) are exiting the intestate using Exit 46A, turning right onto Floribraska Avenue, left onto Tampa Street, and continuing south to reach downtown streets.

The southbound I-275 ramp to eastbound I-4 remains open to motorists all weekend.