US Bridges

SR-13 SB over Julington Creek

Fair

St. Johns County, Florida · SR-13 Sb/ Julington Creek · Structure no. 780055

Built
1958
67 years old, rebuilt 1995
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,415 ft
60 main spans
Daily traffic
22,500
2023 count
Owner
State
State Highway Agency

About this bridge

SR-13 SB over Julington Creek is a prestressed concrete stringer/multi-beam or girder carrying SR-13 SB over Julington Creek in St. Johns County, Florida. It was built in 1958 and reconstructed in 1995, so it is 67 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 22,500 vehicles a day, roughly 2% of them trucks, projected to reach 39,038 by 2045. The structure is 2,415 ft (736.1 m) long and 50 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR-13 SB
CrossesJulington Creek
LocationSR-13 Sb/ Julington Creek
RouteState Highway 13
CountySt. Johns County
StateFlorida
Coordinates30.13159, -81.62925
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
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 rating55 US tons
Inventory rating33 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans60
Design loadHS 20
Structure length2,415 ft (736.1 m)
Longest span55 ft (16.8 m)
Deck width50 ft (15.1 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,500 (2023)
Projected traffic39,038 by 2045
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SR-13 SB over Julington Creek built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1995.

What condition is SR-13 SB over Julington Creek 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 January 2025.

How much traffic does SR-13 SB over Julington Creek carry?

About 22,500 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SR-13 SB over Julington Creek?

The structure is 2,415 ft (736.1 m) long with a longest span of 55 ft (16.8 m) and a deck 50 ft wide.

Who owns SR-13 SB over Julington Creek?

It is owned by the State Highway Agency.