US Bridges

I-4 WB over SR-423

Good

Orange County, Florida · I-4 WB at SR-423 · Structure no. 750513

Built
2006
19 years old, rebuilt 2018
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
200 ft
1 main span
Daily traffic
91,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-4 WB over SR-423 is a steel stringer/multi-beam or girder carrying I-4 WB over SR-423 in Orange County, Florida. It was built in 2006 and reconstructed in 2018, 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 200 ft (61 m) long and 96 ft wide.

CarriesI-4 WB
CrossesSR-423
LocationI-4 WB at SR-423
RouteState Highway 4
StateFlorida
Coordinates28.50885, -81.41876
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.
Substructure8 Very GoodNo problems noted.
Last inspectionDecember 2024
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 rating47.1 US tons
Inventory rating36.4 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length200 ft (61 m)
Longest span200 ft (61 m)
Deck width96 ft (29.3 m)
Roadway width93 ft (28.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic91,500 (2022)
Projected traffic158,752 by 2044
Trucks4%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
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 WB over SR-423 built?

It was built in 2006, making it 19 years old in 2025. It was reconstructed in 2018.

What condition is I-4 WB 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 WB over SR-423 carry?

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

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

The structure is 200 ft (61 m) long with a longest span of 200 ft (61 m) and a deck 96 ft wide.

Who owns I-4 WB over SR-423?

It is owned by the State Highway Agency.