US Bridges

I-4 EB to I-75 NB over I-75 NB to I-4WB

Good

Hillsborough County, Florida · 0.1 MI N/O I-4 · Structure no. 100847

Built
2017
8 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
12,500
2023 count
Owner
State
State Highway Agency

About this bridge

I-4 EB to I-75 NB over I-75 NB to I-4WB is a prestressed concrete stringer/multi-beam or girder carrying I-4 EB to I-75 NB over I-75 NB to I-4WB in Hillsborough County, Florida. It was built in 2017, so it is 8 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 12,500 vehicles a day, roughly 9% of them trucks, projected to reach 15,625 by 2042. The structure is 85 ft (25.9 m) long and 30 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-4 EB to I-75 NB
CrossesI-75 NB to I-4WB
Location0.1 MI N/O I-4
RouteInterstate 75
CountyHillsborough County
StateFlorida
Coordinates28.00425, -82.32678
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
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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.9 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length85 ft (25.9 m)
Longest span85 ft (25.9 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,500 (2023)
Projected traffic15,625 by 2042
Trucks9%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-4 EB to I-75 NB over I-75 NB to I-4WB built?

It was built in 2017, making it 8 years old in 2025.

What condition is I-4 EB to I-75 NB over I-75 NB to I-4WB 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 EB to I-75 NB over I-75 NB to I-4WB carry?

About 12,500 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is I-4 EB to I-75 NB over I-75 NB to I-4WB?

The structure is 85 ft (25.9 m) long with a longest span of 85 ft (25.9 m) and a deck 30 ft wide.

Who owns I-4 EB to I-75 NB over I-75 NB to I-4WB?

It is owned by the State Highway Agency.