Structure 2517957 · Franklin County, OH

Ramp E To Airport over Road E Over I670

Carries Ramp E To Airport over Road E Over I670, 1.38 Mi W Of Ir270.

Overall conditionGood

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

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructure8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT436 FT OVERALL50 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9 · sets the ratingSuperstructure 7/9 · sets the ratingSubstructure 8/9

436 ft end to end, longest span 97 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 multi-beam bridge.

Built199036 years old
Length436.0 ft132.9 m
Daily traffic—reported figure implausible
Last inspectedNovember 2023every 24 months

Location

StateOhio
CountyFranklin
Location1.38 Mi W Of Ir270
CarriesRamp E To Airport
CrossesRoad E Over I670
Coordinates40.00175, -82.92211

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length436.0 ft (132.9 m)
Max Span97.1 ft (29.6 m)
Deck Width32.8 ft (10 m)
Deck Area1,329 sq m
Main Spans6
Year Built1990

Traffic

Avg Daily Traffic111,420 (2010)
That is about 111,420 vehicles per lane per day — beyond what any U.S. road carries (the busiest freeways run about 25,000–30,000). It is almost certainly a data-entry error in the National Bridge Inventory, so we leave this bridge out of traffic rankings.
Truck Traffic3%
Lanes On Bridge1
Lanes Under Bridge7

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number2517957

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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