US Bridges

Johns Road over SR-451

Good

Orange County, Florida · 0.9MI. South of US-441 · Structure no. 750504

Built
1999
26 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
207 ft
2 main spans
Daily traffic
2,100
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

Johns Road over SR-451 is a prestressed concrete stringer/multi-beam or girder carrying Johns Road over SR-451 in Orange County, Florida. It was built in 1999, so it is 26 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 2,100 vehicles a day, roughly 9% of them trucks, projected to reach 3,644 by 2045. The structure is 207 ft (63 m) long and 40 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesJohns Road
CrossesSR-451
Location0.9MI. South of US-441
RouteCity Street 0
CountyOrange County
StateFlorida
Coordinates28.67064, -81.52635
Functional classUrban Collector

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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating87 US tons
Inventory rating52 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length207 ft (63 m)
Longest span102 ft (31.2 m)
Deck width40 ft (12.1 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic3,644 by 2045
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed123.7 mi (199 km)
TollOn a free 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Johns Road over SR-451 built?

It was built in 1999, making it 26 years old in 2025.

What condition is Johns Road over SR-451 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 Johns Road over SR-451 carry?

About 2,100 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is Johns Road over SR-451?

The structure is 207 ft (63 m) long with a longest span of 102 ft (31.2 m) and a deck 40 ft wide.

Who owns Johns Road over SR-451?

It is owned by the State Toll Authority.