US Bridges

I-275 (SR-93) over US-92 (hillsborough Ave)

Fair

Hillsborough County, Florida · 1.0MI. North of SR-574 · Structure no. 100211

Built
1966
59 years old, rebuilt 2024
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
204 ft
4 main spans
Daily traffic
185,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-275 (SR-93) over US-92 (hillsborough Ave) is a prestressed concrete stringer/multi-beam or girder carrying I-275 (SR-93) over US-92 (hillsborough Ave) in Hillsborough County, Florida. It was built in 1966 and reconstructed in 2024, so it is 59 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 185,000 vehicles a day, roughly 6% of them trucks, projected to reach 303,625 by 2044. The structure is 204 ft (62.2 m) long and 168 ft wide.

Location

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CarriesI-275 (SR-93)
CrossesUS-92 (hillsborough Ave)
Location1.0MI. North of SR-574
RouteInterstate 275
CountyHillsborough County
StateFlorida
Coordinates27.99613, -82.45373
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.2 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length204 ft (62.2 m)
Longest span66 ft (20.1 m)
Deck width168 ft (51.2 m)
Roadway width163 ft (49.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic185,000 (2024)
Projected traffic303,625 by 2044
Trucks6%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-275 (SR-93) over US-92 (hillsborough Ave) built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2024.

What condition is I-275 (SR-93) over US-92 (hillsborough Ave) in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2024.

How much traffic does I-275 (SR-93) over US-92 (hillsborough Ave) carry?

About 185,000 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is I-275 (SR-93) over US-92 (hillsborough Ave)?

The structure is 204 ft (62.2 m) long with a longest span of 66 ft (20.1 m) and a deck 168 ft wide.

Who owns I-275 (SR-93) over US-92 (hillsborough Ave)?

It is owned by the State Highway Agency.