US Bridges

SR-91 SB Tpk 220.9 over Outfall Canal

Fair

Osceola County, Florida · 12.4 Mi. N of CR-523 · Structure no. 920064

Built
1964
61 years old, rebuilt 1998
Condition
Fair
inspected August 2023
Type
Slab
Prestressed Concrete
Length
105 ft
3 main spans
Daily traffic
18,000
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR-91 SB Tpk 220.9 over Outfall Canal is a prestressed concrete slab carrying SR-91 SB Tpk 220.9 over Outfall Canal in Osceola County, Florida. It was built in 1964 and reconstructed in 1998, so it is 61 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 18,000 vehicles a day, roughly 11% of them trucks, projected to reach 31,230 by 2042. The structure is 105 ft (32 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR-91 SB Tpk 220.9
CrossesOutfall Canal
Location12.4 Mi. N of CR-523
RouteState Highway 91
CountyOsceola County
StateFlorida
Coordinates28.00836, -81.15916
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.7 US tons
Inventory rating64.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadH 20
Structure length105 ft (32 m)
Longest span35 ft (10.7 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2023)
Projected traffic31,230 by 2042
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$500,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-91 SB Tpk 220.9 over Outfall Canal built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 1998.

What condition is SR-91 SB Tpk 220.9 over Outfall Canal 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 August 2023.

How much traffic does SR-91 SB Tpk 220.9 over Outfall Canal carry?

About 18,000 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR-91 SB Tpk 220.9 over Outfall Canal?

The structure is 105 ft (32 m) long with a longest span of 35 ft (10.7 m) and a deck 43 ft wide.

Who owns SR-91 SB Tpk 220.9 over Outfall Canal?

It is owned by the State Toll Authority.