US Bridges

US-27 (SR-20) over Leadbeater Branch

Good

Lafayette County, Florida · 0.8 Miles W. of CR-420 · Structure no. 330032

Built
1950
75 years old, rebuilt 1998
Condition
Good
inspected January 2025
Type
Culvert
Steel
Length
20 ft
2 main spans
Daily traffic
4,711
2023 count
Owner
State
State Highway Agency

About this bridge

US-27 (SR-20) over Leadbeater Branch is a steel culvert carrying US-27 (SR-20) over Leadbeater Branch in Lafayette County, Florida. It was built in 1950 and reconstructed in 1998, so it is 75 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,711 vehicles a day, roughly 17% of them trucks, projected to reach 8,174 by 2045. The structure is 20 ft (6.2 m) long. If it were closed, the detour would be 18 mi (29 km).

CarriesUS-27 (SR-20)
CrossesLeadbeater Branch
Location0.8 Miles W. of CR-420
RouteU.S. Route 27
StateFlorida
Coordinates29.99188, -83.00923
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadUnknown
Structure length20 ft (6.2 m)
Longest span9 ft (2.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,711 (2023)
Projected traffic8,174 by 2045
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemYes

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 US-27 (SR-20) over Leadbeater Branch built?

It was built in 1950, making it 75 years old in 2025. It was reconstructed in 1998.

What condition is US-27 (SR-20) over Leadbeater Branch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does US-27 (SR-20) over Leadbeater Branch carry?

About 4,711 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is US-27 (SR-20) over Leadbeater Branch?

The structure is 20 ft (6.2 m) long with a longest span of 9 ft (2.8 m).

Who owns US-27 (SR-20) over Leadbeater Branch?

It is owned by the State Highway Agency.