US Bridges

I-4 (SR-400) WB over Park Road (SR-553)

Fair

Hillsborough County, Florida · 1.2 MI East of SR-39 · Structure no. 100607

Built
1999
26 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
152 ft
2 main spans
Daily traffic
69,500
2024 count
Owner
State
State Highway Agency

About this bridge

I-4 (SR-400) WB over Park Road (SR-553) is a prestressed concrete stringer/multi-beam or girder carrying I-4 (SR-400) WB over Park Road (SR-553) in Hillsborough County, Florida. It was built in 1999, so it is 26 years old, younger 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 69,500 vehicles a day, roughly 10% of them trucks, projected to reach 120,582 by 2044. The structure is 152 ft (46.3 m) long and 59 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI-4 (SR-400) WB
CrossesPark Road (SR-553)
Location1.2 MI East of SR-39
RouteInterstate 4
CountyHillsborough County
StateFlorida
Coordinates28.03688, -82.10446
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating71 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length152 ft (46.3 m)
Longest span76 ft (23.2 m)
Deck width59 ft (18.1 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic69,500 (2024)
Projected traffic120,582 by 2044
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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-4 (SR-400) WB over Park Road (SR-553) built?

It was built in 1999, making it 26 years old in 2025.

What condition is I-4 (SR-400) WB over Park Road (SR-553) 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 October 2024.

How much traffic does I-4 (SR-400) WB over Park Road (SR-553) carry?

About 69,500 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is I-4 (SR-400) WB over Park Road (SR-553)?

The structure is 152 ft (46.3 m) long with a longest span of 76 ft (23.2 m) and a deck 59 ft wide.

Who owns I-4 (SR-400) WB over Park Road (SR-553)?

It is owned by the State Highway Agency.