Structure 5502200 · Westchester County, NY

RTE 987g over Croton Dam Road New Cro

Carries RTE 987g over Croton Dam Road New Cro, Tsp(sb) At New Croton Res.

Overall conditionFair

Set by its lowest-rated component: Deck and Superstructure and Substructure at 6 of 9.

How ratings work
Decksets the rating6/9 · Satisfactory
Superstructuresets the rating6/9 · Satisfactory
Substructuresets the rating6/9 · Satisfactory
Channelnot part of overall6/9 · Satisfactory
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT1,363 FT OVERALL250 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

1,363 ft end to end, longest span 400 ft: about 3.8 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 deck truss.

Built197254 years old
Length1362.9 ft415.4 m
Daily traffic56,221counted 2021
Last inspectedNovember 2024every 24 months

Location

StateNew York
CountyWestchester
LocationTsp(sb) At New Croton Res
CarriesRTE 987g
CrossesCroton Dam Road New Cro
Coordinates41.23741, -73.81807

Physical Characteristics

MaterialSteel
DesignTruss - Deck
Total Length1362.9 ft (415.4 m)
Max Span399.9 ft (121.9 m)
Deck Width45.3 ft (13.8 m)
Deck Area5732.5 sq m
Main Spans5
Year Built1972

Traffic

Avg Daily Traffic56,221 (2021)
Lanes On Bridge3
Lanes Under Bridge2

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000005502200

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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