US Bridges

SR-688A EB over SR-688

Good

Pinellas County, Florida · 0.5MI E/O 49th ST · Structure no. 150267

Built
2024
1 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
601 ft
3 main spans
Daily traffic
32,300
2024 count
Owner
State
State Highway Agency

About this bridge

SR-688A EB over SR-688 is a steel stringer/multi-beam or girder carrying SR-688A EB over SR-688 in Pinellas County, Florida. It was built in 2024, so it is 1 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 32,300 vehicles a day, roughly 4% of them trucks, projected to reach 451,000 by 2044. The structure is 601 ft (183.2 m) long and 57 ft wide.

Location

Open in Google Maps
CarriesSR-688A EB
CrossesSR-688
Location0.5MI E/O 49th ST
RouteState Highway 686
CountyPinellas County
StateFlorida
Coordinates27.89306, -82.69222
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.4 US tons
Inventory rating41 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length601 ft (183.2 m)
Longest span273 ft (83.2 m)
Deck width57 ft (17.3 m)
Roadway width54 ft (16.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic32,300 (2024)
Projected traffic451,000 by 2044
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SR-688A EB over SR-688 built?

It was built in 2024, making it 1 years old in 2025.

What condition is SR-688A EB over SR-688 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 February 2024.

How much traffic does SR-688A EB over SR-688 carry?

About 32,300 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is SR-688A EB over SR-688?

The structure is 601 ft (183.2 m) long with a longest span of 273 ft (83.2 m) and a deck 57 ft wide.

Who owns SR-688A EB over SR-688?

It is owned by the State Highway Agency.