US Bridges

SR-64 over Little Deep Branch

Fair

Manatee County, Florida · 0.8 MI West of CR-675 · Structure no. 130031

Built
1953
72 years old, rebuilt 1995
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
6,147
2024 count
Owner
State
State Highway Agency

About this bridge

SR-64 over Little Deep Branch is a concrete culvert carrying SR-64 over Little Deep Branch in Manatee County, Florida. It was built in 1953 and reconstructed in 1995, so it is 72 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 6,147 vehicles a day, roughly 15% of them trucks, projected to reach 7,684 by 2044. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesSR-64
CrossesLittle Deep Branch
Location0.8 MI West of CR-675
RouteState Highway 64
CountyManatee County
StateFlorida
Coordinates27.4747, -82.32017
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: 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 rating44.8 US tons
Inventory rating26.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length22 ft (6.6 m)
Longest span11 ft (3.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,147 (2024)
Projected traffic7,684 by 2044
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Little Deep Branch built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 1995.

What condition is SR-64 over Little Deep Branch 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 Little Deep Branch carry?

About 6,147 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is SR-64 over Little Deep Branch?

The structure is 22 ft (6.6 m) long with a longest span of 11 ft (3.3 m).

Who owns SR-64 over Little Deep Branch?

It is owned by the State Highway Agency.