Structure 2508257 · Franklin County, OH

I-71 over Sr-161

Carries I-71 over Sr-161, 1.32 Mi S Of I-270.

Overall conditionFair

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

How ratings work
Decksets the rating5/9 · Fair
Superstructuresets the rating5/9 · Fair
Substructuresets the rating5/9 · Fair
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT173 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 5/9Superstructure 5/9Substructure 5/9

173 ft end to end, longest span 48 ft: about 2 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 slab bridge.

Built1959rebuilt 2001
Length172.6 ft52.6 m
Daily traffic104,924counted 2015
Last inspectedSeptember 2024every 12 months

Location

StateOhio
CountyFranklin
Location1.32 Mi S Of I-270
CarriesI-71
CrossesSr-161
Coordinates40.08739, -82.98729

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length172.6 ft (52.6 m)
Max Span47.6 ft (14.5 m)
Deck Width146.7 ft (44.7 m)
Deck Area2351.2 sq m
Main Spans4
Year Built1959 (reconstructed 2001)

Traffic

Avg Daily Traffic104,924 (2015)
Truck Traffic15%
Lanes On Bridge3
Lanes Under Bridge4

Inspection & Ownership

Last InspectionSeptember 2024
Inspection FrequencyEvery 12 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number2508257

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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