US Bridges

I-75 (SR-93) SB over SR-64

Fair

Manatee County, Florida · 3 MI S of Manatee River · Structure no. 130084

Built
1980
45 years old, rebuilt 2004
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
305 ft
4 main spans
Daily traffic
136,000
2025 count
Owner
State
State Highway Agency

About this bridge

I-75 (SR-93) SB over SR-64 is a prestressed concrete stringer/multi-beam or girder carrying I-75 (SR-93) SB over SR-64 in Manatee County, Florida. It was built in 1980 and reconstructed in 2004, so it is 45 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 136,000 vehicles a day, roughly 12% of them trucks, projected to reach 235,960 by 2045. The structure is 305 ft (93 m) long and 67 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-75 (SR-93) SB
CrossesSR-64
Location3 MI S of Manatee River
RouteInterstate 75
CountyManatee County
StateFlorida
Coordinates27.49107, -82.47231
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 inspectionJanuary 2025
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 rating63.5 US tons
Inventory rating38.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length305 ft (93 m)
Longest span110 ft (33.5 m)
Deck width67 ft (20.4 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic136,000 (2025)
Projected traffic235,960 by 2045
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
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-75 (SR-93) SB over SR-64 built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 2004.

What condition is I-75 (SR-93) SB over SR-64 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 January 2025.

How much traffic does I-75 (SR-93) SB over SR-64 carry?

About 136,000 vehicles per day (2025 count), of which roughly 12% are trucks.

How long is I-75 (SR-93) SB over SR-64?

The structure is 305 ft (93 m) long with a longest span of 110 ft (33.5 m) and a deck 67 ft wide.

Who owns I-75 (SR-93) SB over SR-64?

It is owned by the State Highway Agency.