US Bridges

I-4 (SR-400) EB over 7th Ave.

Good

Hillsborough County, Florida · 0.1 MI S of I-4 · Structure no. 100726

Built
2013
12 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,262 ft
9 main spans
Daily traffic
17,900
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-4 (SR-400) EB over 7th Ave. is a prestressed concrete stringer/multi-beam or girder carrying I-4 (SR-400) EB over 7th Ave. in Hillsborough County, Florida. It was built in 2013, so it is 12 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 17,900 vehicles a day, roughly 11% of them trucks, projected to reach 31,056 by 2042. The structure is 1,262 ft (384.7 m) long and 58 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-4 (SR-400) EB
Crosses7th Ave.
Location0.1 MI S of I-4
CountyHillsborough County
StateFlorida
Coordinates27.96023, -82.42606
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41 US tons
Inventory rating36.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans9
Design loadHL 93
Structure length1,262 ft (384.7 m)
Longest span147 ft (44.8 m)
Deck width58 ft (17.7 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,900 (2023)
Projected traffic31,056 by 2042
Trucks11%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway and railroad
Detour if closed1.9 mi (3 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
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-4 (SR-400) EB over 7th Ave. built?

It was built in 2013, making it 12 years old in 2025.

What condition is I-4 (SR-400) EB over 7th 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-4 (SR-400) EB over 7th Ave. carry?

About 17,900 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is I-4 (SR-400) EB over 7th Ave.?

The structure is 1,262 ft (384.7 m) long with a longest span of 147 ft (44.8 m) and a deck 58 ft wide.

Who owns I-4 (SR-400) EB over 7th Ave.?

It is owned by the State Toll Authority and maintained by the State Highway Agency.