US Bridges

US-41 (SR-6 & 25) over Alapaha River Overflow

Fair

Hamilton County, Florida · 1.5 Mi. S. of SR-6 · Structure no. 320004

Built
1922
103 years old, rebuilt 1947
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
87 ft
4 main spans
Daily traffic
4,200
2023 count
Owner
State
State Highway Agency

About this bridge

US-41 (SR-6 & 25) over Alapaha River Overflow is a concrete slab carrying US-41 (SR-6 & 25) over Alapaha River Overflow in Hamilton County, Florida. It was built in 1922 and reconstructed in 1947, so it is 103 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 4,200 vehicles a day, roughly 8% of them trucks, projected to reach 5,775 by 2045. The structure is 87 ft (26.5 m) long and 31 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesUS-41 (SR-6 & 25)
CrossesAlapaha River Overflow
Location1.5 Mi. S. of SR-6
RouteU.S. Route 41
StateFlorida
Coordinates30.52389, -83.0155
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.7 US tons
Inventory rating32.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length87 ft (26.5 m)
Longest span22 ft (6.7 m)
Deck width31 ft (9.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,200 (2023)
Projected traffic5,775 by 2045
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-41 (SR-6 & 25) over Alapaha River Overflow built?

It was built in 1922, making it 103 years old in 2025. It was reconstructed in 1947.

What condition is US-41 (SR-6 & 25) over Alapaha River Overflow 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 US-41 (SR-6 & 25) over Alapaha River Overflow carry?

About 4,200 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US-41 (SR-6 & 25) over Alapaha River Overflow?

The structure is 87 ft (26.5 m) long with a longest span of 22 ft (6.7 m) and a deck 31 ft wide.

Who owns US-41 (SR-6 & 25) over Alapaha River Overflow?

It is owned by the State Highway Agency.