US Bridges

SR-47 over Santa Fe River

Fair

Gilchrist County, Florida · 1 Mi. N. of CR-138 · Structure no. 310007

Built
1952
73 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
315 ft
9 main spans
Daily traffic
2,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR-47 over Santa Fe River is a steel stringer/multi-beam or girder carrying SR-47 over Santa Fe River in Gilchrist County, Florida. It was built in 1952, so it is 73 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 5 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 2,500 vehicles a day, roughly 8% of them trucks, projected to reach 4,338 by 2044. The structure is 315 ft (96 m) long and 29 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesSR-47
CrossesSanta Fe River
Location1 Mi. N. of CR-138
RouteState Highway 47
CountyGilchrist County
StateFlorida
Coordinates29.86498, -82.7401
Functional classRural 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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.8 US tons
Inventory rating25.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans9
Design loadH 15
Structure length315 ft (96 m)
Longest span35 ft (10.7 m)
Deck width29 ft (8.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2022)
Projected traffic4,338 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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-47 over Santa Fe River built?

It was built in 1952, making it 73 years old in 2025.

What condition is SR-47 over Santa Fe River 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 February 2024.

How much traffic does SR-47 over Santa Fe River carry?

About 2,500 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is SR-47 over Santa Fe River?

The structure is 315 ft (96 m) long with a longest span of 35 ft (10.7 m) and a deck 29 ft wide.

Who owns SR-47 over Santa Fe River?

It is owned by the State Highway Agency.