US Bridges

SR-686A WB over SR-688

Good

Pinellas County, Florida · 0.5MI E/O 49th ST · Structure no. 150268

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

About this bridge

SR-686A WB over SR-688 is a steel stringer/multi-beam or girder carrying SR-686A WB 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 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 32,300 vehicles a day, roughly 4% of them trucks, projected to reach 45,100 by 2044. The structure is 484 ft (147.5 m) long and 57 ft wide.

CarriesSR-686A WB
CrossesSR-688
Location0.5MI E/O 49th ST
RouteState Highway 686A
StateFlorida
Coordinates27.89333, -82.69194
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 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 rating58 US tons
Inventory rating44.6 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length484 ft (147.5 m)
Longest span220 ft (67.1 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 traffic45,100 by 2044
Trucks4%
Lanes on structure2
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-686A WB over SR-688 built?

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

What condition is SR-686A WB 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-686A WB over SR-688 carry?

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

How long is SR-686A WB over SR-688?

The structure is 484 ft (147.5 m) long with a longest span of 220 ft (67.1 m) and a deck 57 ft wide.

Who owns SR-686A WB over SR-688?

It is owned by the State Highway Agency.