Structure 1091740 · Chautauqua County, NY

County Road 3 over 86i 17 52111019 RTE I86

Carries County Road 3 over 86i 17 52111019 RTE I86, 3.0 Mi NE Jct 426 + S.t.e.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructure7/9 · Good
Substructure7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT379 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 7/9Substructure 7/9

379 ft end to end, longest span 129 ft: about 5 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.

Built197353 years old
Length378.9 ft115.5 m
Daily traffic192counted 2018
Last inspectedMay 2023every 24 months

Location

StateNew York
CountyChautauqua
Location3.0 Mi NE Jct 426 + S.t.e
CarriesCounty Road 3
Crosses86i 17 52111019 RTE I86
Coordinates42.13826, -79.72592

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length378.9 ft (115.5 m)
Max Span128.9 ft (39.3 m)
Deck Width36.1 ft (11 m)
Deck Area1270.5 sq m
Main Spans3
Year Built1973

Traffic

Avg Daily Traffic192 (2018)
Truck Traffic13%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionMay 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000001091740

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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