US Bridges

SR-580 over Sweetwater Creek

Good

Hillsborough County, Florida · 1.0 Mile West of SR-589 · Structure no. 100335

Built
1977
48 years old
Condition
Good
inspected March 2023
Type
Slab
Prestressed Concrete
Length
90 ft
3 main spans
Daily traffic
53,500
2023 count
Owner
State
State Highway Agency

About this bridge

SR-580 over Sweetwater Creek is a prestressed concrete slab carrying SR-580 over Sweetwater Creek in Hillsborough County, Florida. It was built in 1977, so it is 48 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 53,500 vehicles a day, roughly 6% of them trucks, projected to reach 92,822 by 2042. The structure is 90 ft (27.4 m) long and 108 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR-580
CrossesSweetwater Creek
Location1.0 Mile West of SR-589
RouteState Highway 580
StateFlorida
Coordinates27.99649, -82.56187
Functional classUrban Other Principal Arterial

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.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating61.8 US tons
Inventory rating38.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20 + Mod
Structure length90 ft (27.4 m)
Longest span30 ft (9.1 m)
Deck width108 ft (32.8 m)
Roadway width79 ft (24 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,500 (2023)
Projected traffic92,822 by 2042
Trucks6%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$210,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SR-580 over Sweetwater Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is SR-580 over Sweetwater Creek 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 March 2023.

How much traffic does SR-580 over Sweetwater Creek carry?

About 53,500 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is SR-580 over Sweetwater Creek?

The structure is 90 ft (27.4 m) long with a longest span of 30 ft (9.1 m) and a deck 108 ft wide.

Who owns SR-580 over Sweetwater Creek?

It is owned by the State Highway Agency.