US Bridges

I-275 NB to SR60WB over I-275 (SR-93)

Fair

Hillsborough County, Florida · 0.1 MI W of Memorial Blvd · Structure no. 100295

Built
1976
49 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
532 ft
4 main spans
Daily traffic
26,500
2024 count
Owner
State
State Highway Agency

About this bridge

I-275 NB to SR60WB over I-275 (SR-93) is a steel continuous stringer/multi-beam or girder carrying I-275 NB to SR60WB over I-275 (SR-93) in Hillsborough County, Florida. It was built in 1976, so it is 49 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 26,500 vehicles a day, roughly 8% of them trucks, projected to reach 45,977 by 2044. The structure is 532 ft (162.2 m) long and 30 ft wide.

Location

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CarriesI-275 NB to SR60WB
CrossesI-275 (SR-93)
Location0.1 MI W of Memorial Blvd
RouteInterstate 275
CountyHillsborough County
StateFlorida
Coordinates27.94706, -82.53322
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.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2024
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 alignment7: Better than present minimum criteria
Operating rating53 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length532 ft (162.2 m)
Longest span178 ft (54.3 m)
Deck width30 ft (9.2 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,500 (2024)
Projected traffic45,977 by 2044
Trucks8%
Lanes on structure1
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$44,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-275 NB to SR60WB over I-275 (SR-93) built?

It was built in 1976, making it 49 years old in 2025.

What condition is I-275 NB to SR60WB over I-275 (SR-93) 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 I-275 NB to SR60WB over I-275 (SR-93) carry?

About 26,500 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I-275 NB to SR60WB over I-275 (SR-93)?

The structure is 532 ft (162.2 m) long with a longest span of 178 ft (54.3 m) and a deck 30 ft wide.

Who owns I-275 NB to SR60WB over I-275 (SR-93)?

It is owned by the State Highway Agency.