US Bridges

River Rd. over I-10 (SR-8)

Good

Madison County, Florida · 1.5 Mi.W.Of Suwannee Riv. · Structure no. 350034

Built
1971
54 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
257 ft
4 main spans
Daily traffic
251
2023 count
Owner
State
State Highway Agency

About this bridge

River Rd. over I-10 (SR-8) is a prestressed concrete stringer/multi-beam or girder carrying River Rd. over I-10 (SR-8) in Madison County, Florida. It was built in 1971, so it is 54 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 251 vehicles a day, roughly 3% of them trucks, projected to reach 436 by 2045. The structure is 257 ft (78.3 m) long and 34 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesRiver Rd.
CrossesI-10 (SR-8)
Location1.5 Mi.W.Of Suwannee Riv.
RouteCounty Highway 0
StateFlorida
Coordinates30.36183, -83.21679
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating39.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length257 ft (78.3 m)
Longest span92 ft (28 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic251 (2023)
Projected traffic436 by 2045
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed11.2 mi (18 km)
TollOn a free road
National Highway SystemNo

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 River Rd. over I-10 (SR-8) built?

It was built in 1971, making it 54 years old in 2025.

What condition is River Rd. over I-10 (SR-8) 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 August 2024.

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

About 251 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is River Rd. over I-10 (SR-8)?

The structure is 257 ft (78.3 m) long with a longest span of 92 ft (28 m) and a deck 34 ft wide.

Who owns River Rd. over I-10 (SR-8)?

It is owned by the State Highway Agency.