Structure 5502389 · Dutchess County, NY

RTE 987g over Jackson Creek

Carries RTE 987g over Jackson Creek, 0.3m N Of NB Exit 45 Tsp.

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 overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT36 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

36 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.

Built193789 years old
Length36.1 ft11 m
Daily traffic18,211counted 2020
Last inspectedSeptember 2023every 24 months

Location

StateNew York
CountyDutchess
Location0.3m N Of NB Exit 45 Tsp
CarriesRTE 987g
CrossesJackson Creek
Coordinates41.64501, -73.78819

Physical Characteristics

MaterialConcrete
DesignArch - Deck
Total Length36.1 ft (11 m)
Max Span32.8 ft (10 m)
Deck Width58.1 ft (17.7 m)
Deck Area194.7 sq m
Main Spans1
Year Built1937

Traffic

Avg Daily Traffic18,211 (2020)
Lanes On Bridge4

Inspection & Ownership

Last InspectionSeptember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical8 — Stable, low risk
Structure Number000000005502389

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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