US Bridges

I-10 (SR-8) over Cassat Ave.

Fair

Duval County, Florida · I-10 over Cassat Ave. · Structure no. 720309

Built
1960
65 years old, rebuilt 1989
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
179 ft
4 main spans
Daily traffic
126,500
2022 count
Owner
State
State Highway Agency

About this bridge

I-10 (SR-8) over Cassat Ave. is a prestressed concrete stringer/multi-beam or girder carrying I-10 (SR-8) over Cassat Ave. in Duval County, Florida. It was built in 1960 and reconstructed in 1989, so it is 65 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 126,500 vehicles a day, roughly 3% of them trucks, projected to reach 219,478 by 2042. The structure is 179 ft (54.5 m) long and 163 ft wide.

Location

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CarriesI-10 (SR-8)
CrossesCassat Ave.
LocationI-10 over Cassat Ave.
RouteInterstate 10
CountyDuval County
StateFlorida
Coordinates30.31722, -81.73056
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating38.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length179 ft (54.5 m)
Longest span53 ft (16.1 m)
Deck width163 ft (49.8 m)
Roadway width99 ft (30.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic126,500 (2022)
Projected traffic219,478 by 2042
Trucks3%
Lanes on structure6
Traffic directionTwo-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-10 (SR-8) over Cassat Ave. built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1989.

What condition is I-10 (SR-8) over Cassat Ave. 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 November 2023.

How much traffic does I-10 (SR-8) over Cassat Ave. carry?

About 126,500 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is I-10 (SR-8) over Cassat Ave.?

The structure is 179 ft (54.5 m) long with a longest span of 53 ft (16.1 m) and a deck 163 ft wide.

Who owns I-10 (SR-8) over Cassat Ave.?

It is owned by the State Highway Agency.