Structure 1092132 · Cattaraugus County, NY

RTE I86 over Union Valley Road Union

Carries RTE I86 over Union Valley Road Union, 3.6 Mi SW Jct I86 & SH 16.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT128 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

128 ft end to end. 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.

Built197254 years old
Length128.0 ft39 m
Daily traffic6,790counted 2020
Last inspectedOctober 2024every 24 months

Location

StateNew York
CountyCattaraugus
Location3.6 Mi SW Jct I86 & SH 16
CarriesRTE I86
CrossesUnion Valley Road Union
Coordinates42.13079, -78.41479

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length128.0 ft (39 m)
Max Span123.7 ft (37.7 m)
Deck Width44.0 ft (13.4 m)
Deck Area522.6 sq m
Main Spans1
Year Built1972

Traffic

Avg Daily Traffic6,790 (2020)
Truck Traffic23%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000001092132

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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