Structure 4431040 · Cayuga County, NY

Howland Island RD over Seneca River

Carries Howland Island RD over Seneca River, 1.8 Mi SW Jct Barge C +38.

Overall conditionPoor

Set by its lowest-rated component: Superstructure at 1 of 9.

How ratings work
Deck5/9 · Fair
Superstructuresets the rating1/9 · Imminent Failure
Substructure3/9 · Serious
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT417 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 1/9 · sets the ratingSubstructure 3/9

417 ft end to end, longest span 158 ft: about 6 semi-trucks nose to tail. 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 through truss.

Built1913rebuilt 1952
Length417.0 ft127.1 m
Daily traffic105counted 2011
Last inspectedOctober 2023every 12 months

Location

StateNew York
CountyCayuga
Location1.8 Mi SW Jct Barge C +38
CarriesHowland Island RD
CrossesSeneca River
Coordinates43.06733, -76.66785

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length417.0 ft (127.1 m)
Max Span157.8 ft (48.1 m)
Deck Width16.7 ft (5.1 m)
Deck Area648.2 sq m
Main Spans3
Year Built1913 (reconstructed 1952)

Traffic

Avg Daily Traffic105 (2011)
Truck Traffic7%
Lanes On Bridge1

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Scour Critical5 — Stable for scour
Structure Number000000004431040

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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