Structure 2201900 · Rensselaer County, NY

Fifty Six Road over Poesten Kill

Carries Fifty Six Road over Poesten Kill, 4 Mi East Of Poestenkill.

Overall conditionGood

Set by its lowest-rated component: Superstructure and Substructure at 8 of 9.

How ratings work
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
Channelnot part of overall5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT34 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 8/9Substructure 8/9

34 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 rigid-frame bridge.

Built200521 years old
Length34.1 ft10.4 m
Daily traffic190counted 2018
Last inspectedJune 2023every 24 months

Location

StateNew York
CountyRensselaer
Location4 Mi East Of Poestenkill
CarriesFifty Six Road
CrossesPoesten Kill
Coordinates42.68980, -73.48602

Physical Characteristics

MaterialConcrete
DesignFrame
Total Length34.1 ft (10.4 m)
Max Span30.8 ft (9.4 m)
Deck Width26.9 ft (8.2 m)
Deck Area85.3 sq m
Main Spans1
Year Built2005

Traffic

Avg Daily Traffic190 (2018)
Truck Traffic9%
Lanes On Bridge2

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000002201900

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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