US Bridges

Jefferson ST Ramp over 7th Avenue

Fair

Hillsborough County, Florida · 0.4 MI E of US-41 Bus · Structure no. 100074

Built
1963
62 years old, rebuilt 2003
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
164 ft
3 main spans
Daily traffic
12,000
2024 count
Owner
State
State Highway Agency

About this bridge

Jefferson ST Ramp over 7th Avenue is a prestressed concrete stringer/multi-beam or girder carrying Jefferson ST Ramp over 7th Avenue in Hillsborough County, Florida. It was built in 1963 and reconstructed in 2003, so it is 62 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 12,000 vehicles a day, roughly 6% of them trucks, projected to reach 20,820 by 2044. The structure is 164 ft (50.1 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesJefferson ST Ramp
Crosses7th Avenue
Location0.4 MI E of US-41 Bus
RouteInterstate 275
CountyHillsborough County
StateFlorida
Coordinates27.96041, -82.45471
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment7: Better than present minimum criteria
Operating rating52.4 US tons
Inventory rating31.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length164 ft (50.1 m)
Longest span64 ft (19.5 m)
Deck width44 ft (13.5 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,000 (2024)
Projected traffic20,820 by 2044
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Jefferson ST Ramp over 7th Avenue built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2003.

What condition is Jefferson ST Ramp over 7th Avenue 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 August 2024.

How much traffic does Jefferson ST Ramp over 7th Avenue carry?

About 12,000 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is Jefferson ST Ramp over 7th Avenue?

The structure is 164 ft (50.1 m) long with a longest span of 64 ft (19.5 m) and a deck 44 ft wide.

Who owns Jefferson ST Ramp over 7th Avenue?

It is owned by the State Highway Agency.