Structure 2504502 · Franklin County, OH

I-70 over Over Csx & Ns Rr

Carries I-70 over Over Csx & Ns Rr, 0.54 Mi E Of I-71.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT332 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

332 ft end to end, longest span 95 ft: about 5 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.

Built1956rebuilt 1975
Length332.3 ft101.3 m
Daily traffic122,044counted 2015
Last inspectedJuly 2023every 24 months

Location

StateOhio
CountyFranklin
Location0.54 Mi E Of I-71
CarriesI-70
CrossesOver Csx & Ns Rr
Coordinates39.95323, -83.00798

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length332.3 ft (101.3 m)
Max Span95.1 ft (29 m)
Deck Width142.1 ft (43.3 m)
Deck Area4386.3 sq m
Main Spans4
Year Built1956 (reconstructed 1975)

Traffic

Avg Daily Traffic122,044 (2015)
Truck Traffic6%
Lanes On Bridge8

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number2504502

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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