US Bridges

I-4 Wbcd Ramp O1 over SR 429

Good

Seminole County, Florida · I-4 Wbcd Ramp O1-SR 429 · Structure no. 770123

Built
2021
4 years old
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
293 ft
3 main spans
Daily traffic
4,700
2021 count
Owner
State
State Highway Agency

About this bridge

I-4 Wbcd Ramp O1 over SR 429 is a prestressed concrete stringer/multi-beam or girder carrying I-4 Wbcd Ramp O1 over SR 429 in Seminole County, Florida. It was built in 2021, so it is 4 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,700 vehicles a day, roughly 14% of them trucks, projected to reach 8,154 by 2042. The structure is 293 ft (89.3 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-4 Wbcd Ramp O1
CrossesSR 429
LocationI-4 Wbcd Ramp O1-SR 429
RouteInterstate 400
StateFlorida
Coordinates28.79611, -81.34639
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length293 ft (89.3 m)
Longest span112 ft (34.1 m)
Deck width71 ft (21.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,700 (2021)
Projected traffic8,154 by 2042
Trucks14%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Wbcd Ramp O1 over SR 429 built?

It was built in 2021, making it 4 years old in 2025.

What condition is I-4 Wbcd Ramp O1 over SR 429 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 April 2024.

How much traffic does I-4 Wbcd Ramp O1 over SR 429 carry?

About 4,700 vehicles per day (2021 count), of which roughly 14% are trucks.

How long is I-4 Wbcd Ramp O1 over SR 429?

The structure is 293 ft (89.3 m) long with a longest span of 112 ft (34.1 m) and a deck 71 ft wide.

Who owns I-4 Wbcd Ramp O1 over SR 429?

It is owned by the State Highway Agency.