US Bridges

Lake Hampton Road over Lake Hampton

Fair

Nassau County, Florida · 0.5 Mile East of US 1 · Structure no. 740097

Built
1973
52 years old
Condition
Fair
inspected June 2024
Type
Culvert
Steel
Length
34 ft
4 main spans
Daily traffic
900
2024 count
Owner
County
County Highway Agency

About this bridge

Lake Hampton Road over Lake Hampton is a steel culvert carrying Lake Hampton Road over Lake Hampton in Nassau County, Florida. It was built in 1973, so it is 52 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 900 vehicles a day, roughly 5% of them trucks, projected to reach 1,562 by 2046. The structure is 34 ft (10.5 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesLake Hampton Road
CrossesLake Hampton
Location0.5 Mile East of US 1
RouteCounty Highway 0
CountyNassau County
StateFlorida
Coordinates30.77778, -81.97056
Functional classRural Major Collector

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans4
Design loadUnknown
Structure length34 ft (10.5 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2024)
Projected traffic1,562 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Lake Hampton Road over Lake Hampton built?

It was built in 1973, making it 52 years old in 2025.

What condition is Lake Hampton Road over Lake Hampton 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 2024.

How much traffic does Lake Hampton Road over Lake Hampton carry?

About 900 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Lake Hampton Road over Lake Hampton?

The structure is 34 ft (10.5 m) long with a longest span of 7 ft (2.1 m).

Who owns Lake Hampton Road over Lake Hampton?

It is owned by the County Highway Agency.