US Bridges

SR 91 Tpk SB 259.9 over I-4 SR 400

Good

Orange County, Florida · I-4 SR 91 Tpk Intersect · Structure no. 750610

Built
2003
22 years old, rebuilt 2010
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
300 ft
2 main spans
Daily traffic
60,600
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 91 Tpk SB 259.9 over I-4 SR 400 is a prestressed concrete stringer/multi-beam or girder carrying SR 91 Tpk SB 259.9 over I-4 SR 400 in Orange County, Florida. It was built in 2003 and reconstructed in 2010, so it is 22 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 60,600 vehicles a day, roughly 20% of them trucks, projected to reach 105,141 by 2042. The structure is 300 ft (91.4 m) long and 86 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 91 Tpk SB 259.9
CrossesI-4 SR 400
LocationI-4 SR 91 Tpk Intersect
RouteState Highway 91
StateFlorida
Coordinates28.47873, -81.44947
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 inspectionOctober 2023
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 rating45 US tons
Inventory rating40 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length300 ft (91.4 m)
Longest span150 ft (45.7 m)
Deck width86 ft (26.1 m)
Roadway width82 ft (25.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60,600 (2022)
Projected traffic105,141 by 2042
Trucks20%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 91 Tpk SB 259.9 over I-4 SR 400 built?

It was built in 2003, making it 22 years old in 2025. It was reconstructed in 2010.

What condition is SR 91 Tpk SB 259.9 over I-4 SR 400 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 October 2023.

How much traffic does SR 91 Tpk SB 259.9 over I-4 SR 400 carry?

About 60,600 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is SR 91 Tpk SB 259.9 over I-4 SR 400?

The structure is 300 ft (91.4 m) long with a longest span of 150 ft (45.7 m) and a deck 86 ft wide.

Who owns SR 91 Tpk SB 259.9 over I-4 SR 400?

It is owned by the State Toll Authority.