Structure 5021410 · Montgomery County, NY

RTE I90 over Nys Route 30a

Carries RTE I90 over Nys Route 30a, 03mi N Jct Rts 5s+30a.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructure6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT131 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9 · sets the ratingSuperstructure 5/9 · sets the ratingSubstructure 6/9

131 ft end to end, longest span 73 ft. 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.

Built1955rebuilt 1981
Length130.9 ft39.9 m
Daily traffic20,726counted 2020
Last inspectedJuly 2023every 24 months

Location

StateNew York
CountyMontgomery
Location03mi N Jct Rts 5s+30a
CarriesRTE I90
CrossesNys Route 30a
Coordinates42.94719, -74.37092

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length130.9 ft (39.9 m)
Max Span73.2 ft (22.3 m)
Deck Width111.9 ft (34.1 m)
Deck Area1360.6 sq m
Main Spans3
Year Built1955 (reconstructed 1981)

Traffic

Avg Daily Traffic20,726 (2020)
Truck Traffic32%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceHistorical significance is not determined
Scour CriticalNot applicable
Structure Number000000005021410

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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