Structure 1048729 · Monroe County, NY

RTE I490 over RTE 940k

Carries RTE I490 over RTE 940k, Jct I490 & Mt Read BLVD.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT126 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 8/9

126 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.

Built200917 years old
Length126.0 ft38.4 m
Daily traffic96,157counted 2021
Last inspectedNovember 2023every 24 months

Location

StateNew York
CountyMonroe
LocationJct I490 & Mt Read BLVD
CarriesRTE I490
CrossesRTE 940k
Coordinates43.15721, -77.65942

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length126.0 ft (38.4 m)
Max Span124.7 ft (38 m)
Deck Width56.1 ft (17.1 m)
Deck Area656.6 sq m
Main Spans1
Year Built2009

Traffic

Avg Daily Traffic96,157 (2021)
Truck Traffic5%
Lanes On Bridge3
Lanes Under Bridge5

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000001048729

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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