Structure 1027770 · Chautauqua County, NY

RTE 60 over W Harrison Street Chada

Carries RTE 60 over W Harrison Street Chada, 3.9 Mi NW Jct Us62 & Sh62.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructure9/9 · Excellent
Substructure8/9 · Very Good
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT946 FT OVERALL200 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 9/9Substructure 8/9

946 ft end to end, longest span 195 ft: about 2.6 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 multi-beam bridge.

Built201016 years old
Length945.9 ft288.3 m
Daily traffic11,178counted 2020
Last inspectedSeptember 2024every 24 months

Location

StateNew York
CountyChautauqua
Location3.9 Mi NW Jct Us62 & Sh62
CarriesRTE 60
CrossesW Harrison Street Chada
Coordinates42.09336, -79.24259

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length945.9 ft (288.3 m)
Max Span195.2 ft (59.5 m)
Deck Width43.3 ft (13.2 m)
Deck Area3805.6 sq m
Main Spans6
Year Built2010

Traffic

Avg Daily Traffic11,178 (2020)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge3

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000001027770

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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