US Bridges

SR 429 SB Ramp C over I-4 & CR 545

Good

Osceola County, Florida · SR 429 & I-4 Interchange · Structure no. 920602

Built
2006
19 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Single or Spread
Steel Continuous
Length
1,168 ft
7 main spans
Daily traffic
3,200
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 429 SB Ramp C over I-4 & CR 545 is a steel continuous box beam or girders - single or spread carrying SR 429 SB Ramp C over I-4 & CR 545 in Osceola 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 3,200 vehicles a day, roughly 11% of them trucks, projected to reach 5,552 by 2042. The structure is 1,168 ft (355.9 m) long and 49 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSR 429 SB Ramp C
CrossesI-4 & CR 545
LocationSR 429 & I-4 Interchange
RouteState Highway 429
CountyOsceola County
StateFlorida
Coordinates28.28285, -81.59152
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.3 US tons
Inventory rating37.4 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20 + Mod
Structure length1,168 ft (355.9 m)
Longest span233 ft (71 m)
Deck width49 ft (15 m)
Roadway width46 ft (14 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic3,200 (2022)
Projected traffic5,552 by 2042
Trucks11%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 SR 429 SB Ramp C over I-4 & CR 545 built?

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

What condition is SR 429 SB Ramp C over I-4 & CR 545 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 January 2024.

How much traffic does SR 429 SB Ramp C over I-4 & CR 545 carry?

About 3,200 vehicles per day (2022 count), of which roughly 11% are trucks.

How long is SR 429 SB Ramp C over I-4 & CR 545?

The structure is 1,168 ft (355.9 m) long with a longest span of 233 ft (71 m) and a deck 49 ft wide.

Who owns SR 429 SB Ramp C over I-4 & CR 545?

It is owned by the State Toll Authority.