US Bridges

SR-50 WB over ST Johns River

Good

Orange County, Florida · SR-50 WB - ST Johns R · Structure no. 750016

Built
1967
58 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,002 ft
20 main spans
Daily traffic
6,150
2022 count
Owner
State
State Highway Agency

About this bridge

SR-50 WB over ST Johns River is a prestressed concrete stringer/multi-beam or girder carrying SR-50 WB over ST Johns River in Orange County, Florida. It was built in 1967, so it is 58 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 6,150 vehicles a day, roughly 7% of them trucks, projected to reach 10,670 by 2044. The structure is 1,002 ft (305.4 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR-50 WB
CrossesST Johns River
LocationSR-50 WB - ST Johns R
RouteState Highway 50
StateFlorida
Coordinates28.5429, -80.94287
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.9 US tons
Inventory rating43.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans20
Design loadHS 20
Structure length1,002 ft (305.4 m)
Longest span50 ft (15.2 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,150 (2022)
Projected traffic10,670 by 2044
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
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-50 WB over ST Johns River built?

It was built in 1967, making it 58 years old in 2025.

What condition is SR-50 WB over ST Johns River 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 2023.

How much traffic does SR-50 WB over ST Johns River carry?

About 6,150 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is SR-50 WB over ST Johns River?

The structure is 1,002 ft (305.4 m) long with a longest span of 50 ft (15.2 m) and a deck 35 ft wide.

Who owns SR-50 WB over ST Johns River?

It is owned by the State Highway Agency.