Structure 1037420 · Westchester County, NY

RTE 121 over Cross River Reservoir

Carries RTE 121 over Cross River Reservoir, 4.6 Mi N Jct Rts 121+22.

Overall conditionFair

Set by its lowest-rated component: Substructure at 5 of 9.

How ratings work
Superstructure6/9 · Satisfactory
Substructuresets the rating5/9 · Fair
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT50 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 6/9Substructure 5/9 · sets the rating

50 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 deck arch.

Built1906120 years old
Length49.9 ft15.2 m
Daily traffic2,996counted 2019
Last inspectedOctober 2024every 24 months

Location

StateNew York
CountyWestchester
Location4.6 Mi N Jct Rts 121+22
CarriesRTE 121
CrossesCross River Reservoir
Coordinates41.26146, -73.61465

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length49.9 ft (15.2 m)
Max Span29.9 ft (9.1 m)
Deck Width28.9 ft (8.8 m)
Deck Area133.8 sq m
Main Spans1
Year Built1906

Traffic

Avg Daily Traffic2,996 (2019)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerOther Local Agencies
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number000000001037420

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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