US Bridges

I-10 EB (SR-8) over Suwannee Valley Rd.

Fair

Columbia County, Florida · I-10 Eb/Suwannee Valley · Structure no. 290076

Built
1962
63 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
126 ft
3 main spans
Daily traffic
11,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-10 EB (SR-8) over Suwannee Valley Rd. is a prestressed concrete stringer/multi-beam or girder carrying I-10 EB (SR-8) over Suwannee Valley Rd. in Columbia County, Florida. It was built in 1962, so it is 63 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 11,500 vehicles a day, roughly 30% of them trucks, projected to reach 19,952 by 2044. The structure is 126 ft (38.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-10 EB (SR-8)
CrossesSuwannee Valley Rd.
LocationI-10 Eb/Suwannee Valley
RouteInterstate 10
CountyColumbia County
StateFlorida
Coordinates30.26446, -82.7442
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.2 US tons
Inventory rating46.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length126 ft (38.4 m)
Longest span42 ft (12.8 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,500 (2022)
Projected traffic19,952 by 2044
Trucks30%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-10 EB (SR-8) over Suwannee Valley Rd. built?

It was built in 1962, making it 63 years old in 2025.

What condition is I-10 EB (SR-8) over Suwannee Valley Rd. 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 September 2023.

How much traffic does I-10 EB (SR-8) over Suwannee Valley Rd. carry?

About 11,500 vehicles per day (2022 count), of which roughly 30% are trucks.

How long is I-10 EB (SR-8) over Suwannee Valley Rd.?

The structure is 126 ft (38.4 m) long with a longest span of 42 ft (12.8 m) and a deck 43 ft wide.

Who owns I-10 EB (SR-8) over Suwannee Valley Rd.?

It is owned by the State Highway Agency.