US Bridges

I-75NB to SR-582WB over SR-582 (fowler Ave.)

Good

Hillsborough County, Florida · 1.2 MI N of US-301 · Structure no. 100406

Built
1985
40 years old, rebuilt 2013
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
266 ft
4 main spans
Daily traffic
18,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-75NB to SR-582WB over SR-582 (fowler Ave.) is a prestressed concrete stringer/multi-beam or girder carrying I-75NB to SR-582WB over SR-582 (fowler Ave.) in Hillsborough County, Florida. It was built in 1985 and reconstructed in 2013, so it is 40 years old, younger than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 18,000 vehicles a day, roughly 9% of them trucks, projected to reach 22,500 by 2042. The structure is 266 ft (81 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-75NB to SR-582WB
CrossesSR-582 (fowler Ave.)
Location1.2 MI N of US-301
RouteInterstate 75
CountyHillsborough County
StateFlorida
Coordinates28.05416, -82.35111
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2023
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 rating56.5 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length266 ft (81 m)
Longest span100 ft (30.6 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2023)
Projected traffic22,500 by 2042
Trucks9%
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

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-75NB to SR-582WB over SR-582 (fowler Ave.) built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2013.

What condition is I-75NB to SR-582WB over SR-582 (fowler Ave.) in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does I-75NB to SR-582WB over SR-582 (fowler Ave.) carry?

About 18,000 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-75NB to SR-582WB over SR-582 (fowler Ave.)?

The structure is 266 ft (81 m) long with a longest span of 100 ft (30.6 m) and a deck 43 ft wide.

Who owns I-75NB to SR-582WB over SR-582 (fowler Ave.)?

It is owned by the State Highway Agency.