Structure 170052 · Sarasota County, FL

Sr-72 EB over Intracoastal Waterway

Carries Sr-72 EB over Intracoastal Waterway, 0.6mi W Of Us-41.

Overall conditionFair

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

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructure7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT564 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 6/9 · sets the ratingSubstructure 7/9

564 ft end to end: about 1.6 football fields. 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 bascule bridge (drawn closed).

Built196858 years old
Length564.0 ft171.9 m
Daily traffic25,000counted 2023
Last inspectedAugust 2024every 24 months

Location

StateFlorida
CountySarasota
Location0.6mi W Of Us-41
CarriesSr-72 EB
CrossesIntracoastal Waterway
Coordinates27.25436, -82.53144

Physical Characteristics

MaterialSteel
DesignMovable - Bascule
Total Length564.0 ft (171.9 m)
Max Span116.5 ft (35.5 m)
Deck Width35.8 ft (10.9 m)
Deck Area1873.7 sq m
Main Spans1
Year Built1968

Traffic

Avg Daily Traffic25,000 (2023)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last InspectionAugust 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical7 — Countermeasures installed
Structure Number170052

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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