US Bridges

I-71 over Over Ir 270

Good

Franklin County, Ohio · 4.52 MI N of SR665 · Structure no. 2507323

Built
1963
62 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
326 ft
4 main spans
Daily traffic
102,550
2017 count
Owner
State
State Highway Agency

About this bridge

I-71 over Over Ir 270 is a steel continuous stringer/multi-beam or girder carrying I-71 over Over Ir 270 in Franklin County, Ohio. It was built in 1963, so it is 62 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 102,550 vehicles a day, roughly 17% of them trucks, projected to reach 142,339 by 2037. The structure is 326 ft (99.5 m) long and 120 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesI-71
CrossesOver Ir 270
Location4.52 MI N of SR665
RouteInterstate 71
CountyFranklin County
StateOhio
Coordinates39.89178, -83.03906
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.7 US tons
Inventory rating24.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length326 ft (99.5 m)
Longest span82 ft (25 m)
Deck width120 ft (36.5 m)
Roadway width116 ft (35.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic102,550 (2017)
Projected traffic142,339 by 2037
Trucks17%
Lanes on structure5
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-71 over Over Ir 270 built?

It was built in 1963, making it 62 years old in 2025.

What condition is I-71 over Over Ir 270 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does I-71 over Over Ir 270 carry?

About 102,550 vehicles per day (2017 count), of which roughly 17% are trucks.

How long is I-71 over Over Ir 270?

The structure is 326 ft (99.5 m) long with a longest span of 82 ft (25 m) and a deck 120 ft wide.

Who owns I-71 over Over Ir 270?

It is owned by the State Highway Agency.