Structure 5512320 · Erie County, NY

Pontiac RD over 90ix RTE I90

Carries Pontiac RD over 90ix RTE I90, 3 Mi SW Exit 57a Of I90.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructure6/9 · Satisfactory
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT432 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 6/9Substructure 5/9 · sets the rating

432 ft end to end, longest span 101 ft: about 6 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.

Built195670 years old
Length432.1 ft131.7 m
Daily traffic298counted 2021
Last inspectedOctober 2024every 24 months

Location

StateNew York
CountyErie
Location3 Mi SW Exit 57a Of I90
CarriesPontiac RD
Crosses90ix RTE I90
Coordinates42.62830, -78.99854

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length432.1 ft (131.7 m)
Max Span101.0 ft (30.8 m)
Deck Width33.1 ft (10.1 m)
Deck Area1330.2 sq m
Main Spans5
Year Built1956

Traffic

Avg Daily Traffic298 (2021)
Truck Traffic6%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number000000005512320

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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