HILLSBOROUGH COUNTY, Fla. – Motorists traveling northbound on Interstate 75 will face nightly ramp closures starting Sunday, March 30th, through Tuesday, April 1st. The northbound I-75 ramp (Exit 257) to State Road 60 will be closed from 9 p.m. to 6 a.m., weather permitting. The temporary closures are necessary for ongoing concrete pavement repairs being […] Nightly Closures Of Northbound I-75 Ramp To SR 60 In Hillsborough County Begin Sunday ...read more read less