Structure 720489 · Duval County, FL

Sr-228 over Catherine St.

Carries Sr-228 over Catherine St., Sr-228/catherine St..

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 FT516 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9 · sets the ratingSuperstructure 7/9Substructure 7/9

516 ft end to end, longest span 69 ft: about 7 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 multi-beam bridge.

Built196759 years old
Length516.1 ft157.3 m
Daily traffic3,500counted 2024
Last inspectedMay 2024every 24 months

Location

StateFlorida
CountyDuval
LocationSr-228/catherine St.
CarriesSr-228
CrossesCatherine St.
Coordinates30.32632, -81.64938

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length516.1 ft (157.3 m)
Max Span68.9 ft (21 m)
Deck Width29.2 ft (8.9 m)
Deck Area1400.0 sq m
Main Spans6
Year Built1967

Traffic

Avg Daily Traffic3,500 (2024)
Truck Traffic3%
Lanes On Bridge1
Lanes Under Bridge2

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerCity/Municipal Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number720489

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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