Structure 5510410 · Seneca County, NY

RTE I90 over Black Brook

Carries RTE I90 over Black Brook, 2.5 Mi E I90 Exit 41 Ramp.

Overall conditionFair

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

How ratings work
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT26 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 5/9 · sets the ratingSubstructure 6/9

26 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.

Built195373 years old
Length26.2 ft8 m
Daily traffic30,538counted 2020
Last inspectedJune 2023every 24 months

Location

StateNew York
CountySeneca
Location2.5 Mi E I90 Exit 41 Ramp
CarriesRTE I90
CrossesBlack Brook
Coordinates42.97651, -76.80407

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length26.2 ft (8 m)
Max Span23.0 ft (7 m)
Deck Width143.0 ft (43.6 m)
Deck Area348.8 sq m
Main Spans1
Year Built1953

Traffic

Avg Daily Traffic30,538 (2020)
Truck Traffic30%
Lanes On Bridge4

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceHistorical significance is not determined
Scour Critical5 — Stable for scour
Structure Number000000005510410

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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