Structure 1069151 · Onondaga County, NY

RTE I481 over Jamesville RD Butternut

Carries RTE I481 over Jamesville RD Butternut, 3.2mi E Of Jct 81i < 481i.

Overall conditionFair

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

How ratings work
Deck6/9 · Satisfactory
Superstructuresets the rating5/9 · Fair
Substructure7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT288 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 6/9Superstructure 5/9 · sets the ratingSubstructure 7/9

288 ft end to end, longest span 142 ft: about 4 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 multi-beam bridge.

Built198046 years old
Length288.1 ft87.8 m
Daily traffic16,431counted 2010
Last inspectedJune 2023every 24 months

Location

StateNew York
CountyOnondaga
Location3.2mi E Of Jct 81i < 481i
CarriesRTE I481
CrossesJamesville RD Butternut
Coordinates43.01210, -76.07494

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length288.1 ft (87.8 m)
Max Span141.7 ft (43.2 m)
Deck Width44.0 ft (13.4 m)
Deck Area1176.5 sq m
Main Spans2
Year Built1980

Traffic

Avg Daily Traffic16,431 (2010)
Truck Traffic14%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last InspectionJune 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour Critical8 — Stable, low risk
Structure Number000000001069151

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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