US Bridges

I-275 SB to Dwntwn over Central Ave.

Fair

Hillsborough County, Florida · 0.3 MI E of SR-685 Bus 41 · Structure no. 100082

Built
1963
62 years old, rebuilt 2006
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
247 ft
5 main spans
Daily traffic
12,000
2024 count
Owner
State
State Highway Agency

About this bridge

I-275 SB to Dwntwn over Central Ave. is a steel stringer/multi-beam or girder carrying I-275 SB to Dwntwn over Central Ave. in Hillsborough County, Florida. It was built in 1963 and reconstructed in 2006, so it is 62 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 12,000 vehicles a day, roughly 6% of them trucks, projected to reach 20,820 by 2044. The structure is 247 ft (75.2 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-275 SB to Dwntwn
CrossesCentral Ave.
Location0.3 MI E of SR-685 Bus 41
RouteInterstate 275
CountyHillsborough County
StateFlorida
Coordinates27.95947, -82.45528
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 inspectionJuly 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 rating74 US tons
Inventory rating44 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20 + Mod
Structure length247 ft (75.2 m)
Longest span66 ft (20.2 m)
Deck width46 ft (14 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2024)
Projected traffic20,820 by 2044
Trucks6%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
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 SB to Dwntwn over Central Ave. built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2006.

What condition is I-275 SB to Dwntwn over Central 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 July 2024.

How much traffic does I-275 SB to Dwntwn over Central Ave. carry?

About 12,000 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is I-275 SB to Dwntwn over Central Ave.?

The structure is 247 ft (75.2 m) long with a longest span of 66 ft (20.2 m) and a deck 46 ft wide.

Who owns I-275 SB to Dwntwn over Central Ave.?

It is owned by the State Highway Agency.