US Bridges

I-10 SR-8 over Hells Bay

Fair

Baker County, Florida · 2.5 Mi. E. of CR-229 · Structure no. 270042

Built
1961
64 years old, rebuilt 1996
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
29 ft
3 main spans
Daily traffic
27,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-10 SR-8 over Hells Bay is a concrete culvert carrying I-10 SR-8 over Hells Bay in Baker County, Florida. It was built in 1961 and reconstructed in 1996, so it is 64 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 27,000 vehicles a day, roughly 30% of them trucks, projected to reach 46,845 by 2045. The structure is 29 ft (8.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-10 SR-8
CrossesHells Bay
Location2.5 Mi. E. of CR-229
RouteInterstate 10
CountyBaker County
StateFlorida
Coordinates30.24954, -82.21966
Functional classRural Principal Arterial - Interstate

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
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 alignment8: Equal to present desirable criteria
Operating rating76.1 US tons
Inventory rating45.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length29 ft (8.7 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 traffic27,000 (2023)
Projected traffic46,845 by 2045
Trucks30%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-10 SR-8 over Hells Bay built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1996.

What condition is I-10 SR-8 over Hells Bay 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 January 2025.

How much traffic does I-10 SR-8 over Hells Bay carry?

About 27,000 vehicles per day (2023 count), of which roughly 30% are trucks.

How long is I-10 SR-8 over Hells Bay?

The structure is 29 ft (8.7 m) long with a longest span of 10 ft (3 m).

Who owns I-10 SR-8 over Hells Bay?

It is owned by the State Highway Agency.