US Bridges

Forest Road 13 over Sopchoppy River

FairPosted for load

Wakulla County, Florida · 11.0 Miles West of SR61 · Structure no. 590004

Built
1964
61 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
260 ft
13 main spans
Daily traffic
3,400
2023 count
Owner
County
County Highway Agency

About this bridge

Forest Road 13 over Sopchoppy River is a concrete slab carrying Forest Road 13 over Sopchoppy River in Wakulla County, Florida. It was built in 1964, so it is 61 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. Its operating status is: posted for load restriction.

It carries about 3,400 vehicles a day, roughly 6% of them trucks, projected to reach 3,740 by 2043. The structure is 260 ft (79.2 m) long and 26 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesForest Road 13
CrossesSopchoppy River
Location11.0 Miles West of SR61
RouteCounty Highway 368
StateFlorida
Coordinates30.23055, -84.5384
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
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 rating45 US tons
Inventory rating27 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans13
Design loadHS 20
Structure length260 ft (79.2 m)
Longest span20 ft (6.1 m)
Deck width26 ft (7.8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,400 (2023)
Projected traffic3,740 by 2043
Trucks6%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Forest Road 13 over Sopchoppy River built?

It was built in 1964, making it 61 years old in 2025.

What condition is Forest Road 13 over Sopchoppy 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 November 2024.

How much traffic does Forest Road 13 over Sopchoppy River carry?

About 3,400 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Forest Road 13 over Sopchoppy River?

The structure is 260 ft (79.2 m) long with a longest span of 20 ft (6.1 m) and a deck 26 ft wide.

Who owns Forest Road 13 over Sopchoppy River?

It is owned by the County Highway Agency.