US Bridges

SR-408 EB over SR-551

Fair

Orange County, Florida · SR-408 EB - SR-551 · Structure no. 750253

Built
1973
52 years old, rebuilt 2011
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
201 ft
4 main spans
Daily traffic
83,750
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR-408 EB over SR-551 is a prestressed concrete stringer/multi-beam or girder carrying SR-408 EB over SR-551 in Orange County, Florida. It was built in 1973 and reconstructed in 2011, so it is 52 years old, older 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 83,750 vehicles a day, roughly 3% of them trucks, projected to reach 145,306 by 2044. The structure is 201 ft (61.3 m) long and 98 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR-408 EB
CrossesSR-551
LocationSR-408 EB - SR-551
RouteState Highway 408
CountyOrange County
StateFlorida
Coordinates28.5405, -81.28582
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 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 rating50 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length201 ft (61.3 m)
Longest span63 ft (19.2 m)
Deck width98 ft (29.8 m)
Roadway width94 ft (28.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83,750 (2022)
Projected traffic145,306 by 2044
Trucks3%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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-408 EB over SR-551 built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2011.

What condition is SR-408 EB over SR-551 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 March 2024.

How much traffic does SR-408 EB over SR-551 carry?

About 83,750 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is SR-408 EB over SR-551?

The structure is 201 ft (61.3 m) long with a longest span of 63 ft (19.2 m) and a deck 98 ft wide.

Who owns SR-408 EB over SR-551?

It is owned by the State Toll Authority.