US Bridges

I-275 NB over SR-694 (gandy Blvd.)

Good

Pinellas County, Florida · 2MI South of SR-686 · Structure no. 150101

Built
1971
54 years old
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
315 ft
4 main spans
Daily traffic
72,750
2023 count
Owner
State
State Highway Agency

About this bridge

I-275 NB over SR-694 (gandy Blvd.) is a prestressed concrete stringer/multi-beam or girder carrying I-275 NB over SR-694 (gandy Blvd.) in Pinellas County, Florida. It was built in 1971, so it is 54 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 72,750 vehicles a day, roughly 4% of them trucks, projected to reach 126,221 by 2042. The structure is 315 ft (95.9 m) long and 58 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI-275 NB
CrossesSR-694 (gandy Blvd.)
Location2MI South of SR-686
RouteInterstate 275
CountyPinellas County
StateFlorida
Coordinates27.85245, -82.6637
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length315 ft (95.9 m)
Longest span110 ft (33.5 m)
Deck width58 ft (17.8 m)
Roadway width56 ft (17.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72,750 (2023)
Projected traffic126,221 by 2042
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-275 NB over SR-694 (gandy Blvd.) built?

It was built in 1971, making it 54 years old in 2025.

What condition is I-275 NB over SR-694 (gandy Blvd.) 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 October 2023.

How much traffic does I-275 NB over SR-694 (gandy Blvd.) carry?

About 72,750 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is I-275 NB over SR-694 (gandy Blvd.)?

The structure is 315 ft (95.9 m) long with a longest span of 110 ft (33.5 m) and a deck 58 ft wide.

Who owns I-275 NB over SR-694 (gandy Blvd.)?

It is owned by the State Highway Agency.