US Bridges

River RD over I-10 (SR-8)

Good

Suwannee County, Florida · 0.6 MI E of Suwannee Riv · Structure no. 370015

Built
1971
54 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
285 ft
4 main spans
Daily traffic
1,300
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 Suwannee 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 1,300 vehicles a day, roughly 6% of them trucks, projected to reach 2,256 by 2045. The structure is 285 ft (86.9 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesRiver RD
CrossesI-10 (SR-8)
Location0.6 MI E of Suwannee Riv
RouteCounty Highway 0
StateFlorida
Coordinates30.35605, -83.18225
Functional classRural Minor Collector

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 inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating33.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length285 ft (86.9 m)
Longest span96 ft (29.3 m)
Deck width31 ft (9.5 m)
Roadway width29 ft (8.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2023)
Projected traffic2,256 by 2045
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 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 September 2024.

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

About 1,300 vehicles per day (2023 count), of which roughly 6% are trucks.

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

The structure is 285 ft (86.9 m) long with a longest span of 96 ft (29.3 m) and a deck 31 ft wide.

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

It is owned by the State Highway Agency.