US Bridges

I-10 WB (SR-8) over US-221 (SR-55)

Fair

Madison County, Florida · I-10 WB over US-221 · Structure no. 350940

Built
1972
53 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
204 ft
4 main spans
Daily traffic
12,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-10 WB (SR-8) over US-221 (SR-55) is a prestressed concrete stringer/multi-beam or girder carrying I-10 WB (SR-8) over US-221 (SR-55) in Madison County, Florida. It was built in 1972, so it is 53 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 12,000 vehicles a day, roughly 25% of them trucks, projected to reach 20,820 by 2045. The structure is 204 ft (62.2 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI-10 WB (SR-8)
CrossesUS-221 (SR-55)
LocationI-10 WB over US-221
RouteInterstate 10
CountyMadison County
StateFlorida
Coordinates30.43372, -83.62673
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
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 rating64.8 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length204 ft (62.2 m)
Longest span64 ft (19.5 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2023)
Projected traffic20,820 by 2045
Trucks25%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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 WB (SR-8) over US-221 (SR-55) built?

It was built in 1972, making it 53 years old in 2025.

What condition is I-10 WB (SR-8) over US-221 (SR-55) 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 July 2024.

How much traffic does I-10 WB (SR-8) over US-221 (SR-55) carry?

About 12,000 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is I-10 WB (SR-8) over US-221 (SR-55)?

The structure is 204 ft (62.2 m) long with a longest span of 64 ft (19.5 m) and a deck 43 ft wide.

Who owns I-10 WB (SR-8) over US-221 (SR-55)?

It is owned by the State Highway Agency.