Structure 154700 · Pinellas County, FL

Madonna Blvd. over Pine Key Cutoff

Carries Madonna Blvd. over Pine Key Cutoff, 0.3mi W Of Sr-679.

Overall conditionFair

Set by its lowest-rated component: Superstructure and Substructure at 6 of 9.

How ratings work
Deck7/9 · Good
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall9/9 · Excellent
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT120 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 6/9 · sets the ratingSubstructure 6/9 · sets the rating

120 ft end to end, longest span 40 ft. 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 multi-beam bridge.

Built1957rebuilt 2005
Length120.4 ft36.7 m
Daily traffic1,600counted 2024
Last inspectedJuly 2024every 24 months

Location

StateFlorida
CountyPinellas
Location0.3mi W Of Sr-679
CarriesMadonna Blvd.
CrossesPine Key Cutoff
Coordinates27.69069, -82.72519

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length120.4 ft (36.7 m)
Max Span40.4 ft (12.3 m)
Deck Width48.9 ft (14.9 m)
Deck Area546.8 sq m
Main Spans3
Year Built1957 (reconstructed 2005)

Traffic

Avg Daily Traffic1,600 (2024)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical3 — Scour critical
Structure Number154700

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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