Structure 1015590 · Erie County, NY

RTE 20 over Branch Cayuga Creek

Carries RTE 20 over Branch Cayuga Creek, 2.7 Mi W Jct Rts 20 + 358.

Overall conditionFair

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

How ratings work
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
Channelnot part of overall8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
CAR · 15 FT34 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck not ratedSuperstructure 5/9Substructure 5/9

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 slab bridge.

Built1931rebuilt 1956
Length34.1 ft10.4 m
Daily traffic11,094counted 2018
Last inspectedSeptember 2024every 24 months

Location

StateNew York
CountyErie
Location2.7 Mi W Jct Rts 20 + 358
CarriesRTE 20
CrossesBranch Cayuga Creek
Coordinates42.89162, -78.60420

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length34.1 ft (10.4 m)
Max Span29.9 ft (9.1 m)
Deck Width70.9 ft (21.6 m)
Deck Area224.6 sq m
Main Spans1
Year Built1931 (reconstructed 1956)

Traffic

Avg Daily Traffic11,094 (2018)
Truck Traffic6%
Lanes On Bridge4

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000001015590

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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