Structure 2201540 · Rensselaer County, NY

Dearstyne Road over Quacken Kill

Carries Dearstyne Road over Quacken Kill, 1.7mi.se.of Eagle Mills.

Overall conditionPoor

Set by its lowest-rated component: Substructure at 2 of 9.

How ratings work
Deck6/9 · Satisfactory
Superstructure4/9 · Poor
Substructuresets the rating2/9 · Critical
Channelnot part of overall3/9 · Serious
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT32 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 4/9Substructure 2/9 · sets the rating

32 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 multi-beam bridge.

Built1930rebuilt 1991
Length32.2 ft9.8 m
Daily traffic67counted 2019
Last inspectedApril 2024every 12 months

Location

StateNew York
CountyRensselaer
Location1.7mi.se.of Eagle Mills
CarriesDearstyne Road
CrossesQuacken Kill
Coordinates42.72091, -73.57178

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length32.2 ft (9.8 m)
Max Span30.8 ft (9.4 m)
Deck Width20.3 ft (6.2 m)
Deck Area60.8 sq m
Main Spans1
Year Built1930 (reconstructed 1991)

Traffic

Avg Daily Traffic67 (2019)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last InspectionApril 2024
Inspection FrequencyEvery 12 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical2 — Bridge closed (monitoring)
Structure Number000000002201540

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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