Structure 5515869 · Montgomery County, NY

RTE I90 over Schoharie Creek

Carries RTE I90 over Schoharie Creek, 90ix Over Schoharie CR.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructure8/9 · Very Good
Substructure8/9 · Very Good
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT723 FT OVERALL100 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 8/9Substructure 8/9

723 ft end to end, longest span 203 ft: about 2.0 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.

Built198838 years old
Length723.1 ft220.4 m
Daily traffic21,178counted 2020
Last inspectedMay 2024every 24 months

Location

StateNew York
CountyMontgomery
Location90ix Over Schoharie CR
CarriesRTE I90
CrossesSchoharie Creek
Coordinates42.93165, -74.27864

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length723.1 ft (220.4 m)
Max Span203.1 ft (61.9 m)
Deck Width114.8 ft (35 m)
Deck Area7,714 sq m
Main Spans4
Year Built1988

Traffic

Avg Daily Traffic21,178 (2020)
Truck Traffic31%
Lanes On Bridge4

Inspection & Ownership

Last InspectionMay 2024
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000005515869

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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