US Bridges

SR 91 Tpk NS 251.7 over Outfall Ditch

Good

Orange County, Florida · 2.4MI N of Osceola County · Structure no. 750149

Built
1962
63 years old, rebuilt 2016
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
93,600
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 91 Tpk NS 251.7 over Outfall Ditch is a concrete culvert carrying SR 91 Tpk NS 251.7 over Outfall Ditch in Orange County, Florida. It was built in 1962 and reconstructed in 2016, so it is 63 years old, older 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 93,600 vehicles a day, roughly 20% of them trucks, projected to reach 162,396 by 2044. The structure is 21 ft (6.4 m) long.

Location

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CarriesSR 91 Tpk NS 251.7
CrossesOutfall Ditch
Location2.4MI N of Osceola County
RouteState Highway 91
CountyOrange County
StateFlorida
Coordinates28.37914, -81.39081
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic93,600 (2022)
Projected traffic162,396 by 2044
Trucks20%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 91 Tpk NS 251.7 over Outfall Ditch built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2016.

What condition is SR 91 Tpk NS 251.7 over Outfall Ditch 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 August 2023.

How much traffic does SR 91 Tpk NS 251.7 over Outfall Ditch carry?

About 93,600 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is SR 91 Tpk NS 251.7 over Outfall Ditch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns SR 91 Tpk NS 251.7 over Outfall Ditch?

It is owned by the State Toll Authority.