US Bridges

Poinciana Pkwy SB over Koa ST

Good

Osceola County, Florida · 0.8 Mile N of CR580 · Structure no. 920213

Built
2022
3 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
96 ft
1 main span
Daily traffic
8,300
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

Poinciana Pkwy SB over Koa ST is a prestressed concrete stringer/multi-beam or girder carrying Poinciana Pkwy SB over Koa ST in Osceola County, Florida. It was built in 2022, so it is 3 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,300 vehicles a day, roughly 3% of them trucks, projected to reach 14,401 by 2046. The structure is 96 ft (29.3 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesPoinciana Pkwy SB
CrossesKoa ST
Location0.8 Mile N of CR580
StateFlorida
Coordinates28.15424, -81.50342
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating44.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length96 ft (29.3 m)
Longest span96 ft (29.3 m)
Deck width44 ft (13.4 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2024)
Projected traffic14,401 by 2046
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemNo

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 Poinciana Pkwy SB over Koa ST built?

It was built in 2022, making it 3 years old in 2025.

What condition is Poinciana Pkwy SB over Koa ST 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 September 2024.

How much traffic does Poinciana Pkwy SB over Koa ST carry?

About 8,300 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is Poinciana Pkwy SB over Koa ST?

The structure is 96 ft (29.3 m) long with a longest span of 96 ft (29.3 m) and a deck 44 ft wide.

Who owns Poinciana Pkwy SB over Koa ST?

It is owned by the State Toll Authority.