Structure 1073961 · Broome County, NY

RTE I88 over 81i 81i91013017 RTE I81

Carries RTE I88 over 81i 81i91013017 RTE I81, Jct I81/i88 -chenango Rvr.

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
SEMI-TRUCK · 72 FT2,652 FT OVERALL500 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 6/9Substructure 6/9

2,652 ft end to end, longest span 180 ft: about 7.4 football fields. 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 multi-beam bridge.

Built1989rebuilt 2014
Length2651.9 ft808.3 m
Daily traffic8,491counted 2011
Last inspectedDecember 2023every 24 months

Location

StateNew York
CountyBroome
LocationJct I81/i88 -chenango Rvr
CarriesRTE I88
Crosses81i 81i91013017 RTE I81
Coordinates42.14214, -75.90086

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length2651.9 ft (808.3 m)
Max Span179.8 ft (54.8 m)
Deck Width40.7 ft (12.4 m)
Deck Area10022.9 sq m
Main Spans17
Year Built1989 (reconstructed 2014)

Traffic

Avg Daily Traffic8,491 (2011)
Truck Traffic24%
Lanes On Bridge2
Lanes Under Bridge9

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number000000001073961

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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