US Bridges

I-95 SB (SR-9) over Dunn Ave. (SR-104)

Good

Duval County, Florida · I-95 SB / Dunn Ave. · Structure no. 720229

Built
1968
57 years old, rebuilt 1992
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
157 ft
2 main spans
Daily traffic
39,750
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 SB (SR-9) over Dunn Ave. (SR-104) is a prestressed concrete stringer/multi-beam or girder carrying I-95 SB (SR-9) over Dunn Ave. (SR-104) in Duval County, Florida. It was built in 1968 and reconstructed in 1992, so it is 57 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 39,750 vehicles a day, roughly 12% of them trucks, projected to reach 68,966 by 2045. The structure is 157 ft (47.9 m) long and 58 ft wide.

Location

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CarriesI-95 SB (SR-9)
CrossesDunn Ave. (SR-104)
LocationI-95 SB / Dunn Ave.
RouteInterstate 95
CountyDuval County
StateFlorida
Coordinates30.43003, -81.6563
Functional classUrban Principal Arterial - Interstate

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 evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.7 US tons
Inventory rating28.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length157 ft (47.9 m)
Longest span79 ft (24.1 m)
Deck width58 ft (17.8 m)
Roadway width56 ft (17 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,750 (2023)
Projected traffic68,966 by 2045
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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-95 SB (SR-9) over Dunn Ave. (SR-104) built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1992.

What condition is I-95 SB (SR-9) over Dunn Ave. (SR-104) 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 I-95 SB (SR-9) over Dunn Ave. (SR-104) carry?

About 39,750 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is I-95 SB (SR-9) over Dunn Ave. (SR-104)?

The structure is 157 ft (47.9 m) long with a longest span of 79 ft (24.1 m) and a deck 58 ft wide.

Who owns I-95 SB (SR-9) over Dunn Ave. (SR-104)?

It is owned by the State Highway Agency.