Structure 100585 · Hillsborough County, FL

Us-92 (sr-600) over Tampa Bay

Carries Us-92 (sr-600) over Tampa Bay, 2.1 Mile W Of Sr-618.

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
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
13,866 FT OVERALL2,500 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

13,866 ft end to end, longest span 234 ft: about 39 football fields, or 2.6 miles. Lengths are drawn to scale; at this length a semi-truck would be a speck. 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 multi-beam bridge.

Built199630 years old
Length13866.1 ft4226.4 m
Daily traffic17,750counted 2025
Last inspectedJanuary 2025every 24 months

Location

StateFlorida
CountyHillsborough
Location2.1 Mile W Of Sr-618
CarriesUs-92 (sr-600)
CrossesTampa Bay
Coordinates27.88500, -82.56225

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length13866.1 ft (4226.4 m)
Max Span234.3 ft (71.4 m)
Deck Width43.0 ft (13.1 m)
Deck Area55365.8 sq m
Main Spans3
Year Built1996

Traffic

Avg Daily Traffic17,750 (2025)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJanuary 2025
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number100585

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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