Structure 150194 · Pinellas County, FL

Us-19 (sr-55) over Sr-686 East Bay Drive

Carries Us-19 (sr-55) over Sr-686 East Bay Drive, Interchange Sr-686 Us-19.

Overall conditionFair

Set by its lowest-rated component: Deck at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructure7/9 · Good
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT421 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

421 ft end to end, longest span 198 ft: about 6 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a box-beam bridge.

Built198937 years old
Length420.9 ft128.3 m
Daily traffic87,500counted 2024
Last inspectedFebruary 2024every 24 months

Location

StateFlorida
CountyPinellas
LocationInterchange Sr-686 Us-19
CarriesUs-19 (sr-55)
CrossesSr-686 East Bay Drive
Coordinates27.91631, -82.72978

Physical Characteristics

MaterialSteel Continuous
DesignBox Beam - Single/Spread
Total Length420.9 ft (128.3 m)
Max Span198.2 ft (60.4 m)
Deck Width117.1 ft (35.7 m)
Deck Area4580.3 sq m
Main Spans3
Year Built1989

Traffic

Avg Daily Traffic87,500 (2024)
Truck Traffic5%
Lanes On Bridge6
Lanes Under Bridge8

Inspection & Ownership

Last InspectionFebruary 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number150194

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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