Structure 4435022 · Seneca County, NY

RTE I90 over Seneca River

Carries RTE I90 over Seneca River, 2.1m E Jct Ny89 And I90.

Overall conditionFair

Set by its lowest-rated component: Deck at 5 of 9.

How ratings work
Decksets the rating5/9 · Fair
Superstructure6/9 · Satisfactory
Substructure6/9 · Satisfactory
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT620 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 6/9

620 ft end to end, longest span 270 ft: about 1.7 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 girder bridge.

Built1953rebuilt 1992
Length620.1 ft189 m
Daily traffic15,269counted 2020
Last inspectedJuly 2023every 24 months

Location

StateNew York
CountySeneca
Location2.1m E Jct Ny89 And I90
CarriesRTE I90
CrossesSeneca River
Coordinates42.99756, -76.73149

Physical Characteristics

MaterialSteel
DesignGirder and Floorbeam
Total Length620.1 ft (189 m)
Max Span270.0 ft (82.3 m)
Deck Width56.1 ft (17.1 m)
Deck Area3231.9 sq m
Main Spans3
Year Built1953 (reconstructed 1992)

Traffic

Avg Daily Traffic15,269 (2020)
Truck Traffic30%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceHistorical significance is not determined
Scour Critical7 — Countermeasures installed
Structure Number000000004435022

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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