US Bridges

SR79 over Fanning Branch

Fair

Washington County, Florida · 3.0 Miles S. of SR277 · Structure no. 610075

Built
1940
85 years old, rebuilt 2017
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
6,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR79 over Fanning Branch is a concrete culvert carrying SR79 over Fanning Branch in Washington County, Florida. It was built in 1940 and reconstructed in 2017, so it is 85 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 6,500 vehicles a day, roughly 12% of them trucks, projected to reach 11,278 by 2044. The structure is 22 ft (6.8 m) long. If it were closed, the detour would be 16.2 mi (26 km).

Location

Open in Google Maps
CarriesSR79
CrossesFanning Branch
Location3.0 Miles S. of SR277
RouteState Highway 79
CountyWashington County
StateFlorida
Coordinates30.60225, -85.745
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48 US tons
Inventory rating29 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length22 ft (6.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,500 (2022)
Projected traffic11,278 by 2044
Trucks12%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR79 over Fanning Branch built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 2017.

What condition is SR79 over Fanning Branch 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 June 2023.

How much traffic does SR79 over Fanning Branch carry?

About 6,500 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is SR79 over Fanning Branch?

The structure is 22 ft (6.8 m) long with a longest span of 10 ft (3 m).

Who owns SR79 over Fanning Branch?

It is owned by the State Highway Agency.