US Bridges

I-4 EB over SR-423

Good

Orange County, Florida · I-4 EB at SR-423 · Structure no. 750514

Built
2006
19 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
198 ft
1 main span
Daily traffic
91,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-4 EB over SR-423 is a steel stringer/multi-beam or girder carrying I-4 EB over SR-423 in Orange County, Florida. It was built in 2006, so it is 19 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 91,500 vehicles a day, roughly 4% of them trucks, projected to reach 158,752 by 2044. The structure is 198 ft (60.4 m) long and 63 ft wide.

CarriesI-4 EB
CrossesSR-423
LocationI-4 EB at SR-423
RouteInterstate 4
StateFlorida
Coordinates28.50844, -81.41841
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating61.2 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length198 ft (60.4 m)
Longest span198 ft (60.4 m)
Deck width63 ft (19.2 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic91,500 (2022)
Projected traffic158,752 by 2044
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 EB over SR-423 built?

It was built in 2006, making it 19 years old in 2025.

What condition is I-4 EB over SR-423 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 December 2024.

How much traffic does I-4 EB over SR-423 carry?

About 91,500 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is I-4 EB over SR-423?

The structure is 198 ft (60.4 m) long with a longest span of 198 ft (60.4 m) and a deck 63 ft wide.

Who owns I-4 EB over SR-423?

It is owned by the State Highway Agency.