US Bridges

SR-64 over Manatee River

Fair

Manatee County, Florida · 5.9 MI East of CR-675 · Structure no. 130142

Built
1992
33 years old
Condition
Fair
inspected February 2024
Type
Slab
Concrete Continuous
Length
175 ft
6 main spans
Daily traffic
5,800
2024 count
Owner
State
State Highway Agency

About this bridge

SR-64 over Manatee River is a concrete continuous slab carrying SR-64 over Manatee River in Manatee County, Florida. It was built in 1992, so it is 33 years old, younger 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 5,800 vehicles a day, roughly 21% of them trucks, projected to reach 10,063 by 2044. The structure is 175 ft (53.3 m) long and 47 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSR-64
CrossesManatee River
Location5.9 MI East of CR-675
RouteState Highway 64
StateFlorida
Coordinates27.47357, -82.21086
Functional classRural Principal Arterial - Other

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.3 US tons
Inventory rating39.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length175 ft (53.3 m)
Longest span31 ft (9.5 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,800 (2024)
Projected traffic10,063 by 2044
Trucks21%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-64 over Manatee River built?

It was built in 1992, making it 33 years old in 2025.

What condition is SR-64 over Manatee River 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 February 2024.

How much traffic does SR-64 over Manatee River carry?

About 5,800 vehicles per day (2024 count), of which roughly 21% are trucks.

How long is SR-64 over Manatee River?

The structure is 175 ft (53.3 m) long with a longest span of 31 ft (9.5 m) and a deck 47 ft wide.

Who owns SR-64 over Manatee River?

It is owned by the State Highway Agency.