Structure 1520180 · Nassau County, NY

Corona AVE over RTE 908m

Carries Corona AVE over RTE 908m, 2.1 Ni E Nyc Line & Ssp.

Overall conditionFair

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

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

Elevation

Side view, colored by inspection rating
CAR · 15 FT74 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 6/9 · sets the ratingSubstructure 7/9

74 ft end to end. Lengths and the car 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 deck arch.

Built192997 years old
Length74.1 ft22.6 m
Daily traffic22,700counted 2018
Last inspectedOctober 2024every 24 months

Location

StateNew York
CountyNassau
Location2.1 Ni E Nyc Line & Ssp
CarriesCorona AVE
CrossesRTE 908m
Coordinates40.68326, -73.68836

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length74.1 ft (22.6 m)
Max Span73.2 ft (22.3 m)
Deck Width53.1 ft (16.2 m)
Deck Area366.1 sq m
Main Spans1
Year Built1929

Traffic

Avg Daily Traffic22,700 (2018)
Truck Traffic4%
Lanes On Bridge4
Lanes Under Bridge4

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000001520180

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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