Structure 1062361 · Monroe County, NY

RTE I490 over Platt Street

Carries RTE I490 over Platt Street, .3 Mi W Jct I490 & W Main.

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
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT96 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

96 ft end to end. Lengths and the car 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.

Built196957 years old
Length96.1 ft29.3 m
Daily traffic49,007counted 2014
Last inspectedSeptember 2023every 24 months

Location

StateNew York
CountyMonroe
Location.3 Mi W Jct I490 & W Main
CarriesRTE I490
CrossesPlatt Street
Coordinates43.15734, -77.62256

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length96.1 ft (29.3 m)
Max Span90.9 ft (27.7 m)
Deck Width55.4 ft (16.9 m)
Deck Area495.2 sq m
Main Spans1
Year Built1969

Traffic

Avg Daily Traffic49,007 (2014)
Truck Traffic5%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number000000001062361

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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