US Bridges

IR-270 over Over US 23

Good

Franklin County, Ohio · 6.55 MI S of USR33 · Structure no. 2513501

Built
1970
55 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
244 ft
4 main spans
Daily traffic
23,613
2015 count
Owner
State
State Highway Agency

About this bridge

IR-270 over Over US 23 is a steel continuous stringer/multi-beam or girder carrying IR-270 over Over US 23 in Franklin County, Ohio. It was built in 1970, so it is 55 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 23,613 vehicles a day, roughly 13% of them trucks, projected to reach 32,775 by 2035. The structure is 244 ft (74.4 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIR-270
CrossesOver US 23
Location6.55 MI S of USR33
RouteInterstate 270
StateOhio
Coordinates39.87482, -83.00339
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.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.4 US tons
Inventory rating38.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length244 ft (74.4 m)
Longest span73 ft (22.3 m)
Deck width55 ft (16.8 m)
Roadway width52 ft (16 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,613 (2015)
Projected traffic32,775 by 2035
Trucks13%
Lanes on structure3
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 IR-270 over Over US 23 built?

It was built in 1970, making it 55 years old in 2025.

What condition is IR-270 over Over US 23 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 September 2023.

How much traffic does IR-270 over Over US 23 carry?

About 23,613 vehicles per day (2015 count), of which roughly 13% are trucks.

How long is IR-270 over Over US 23?

The structure is 244 ft (74.4 m) long with a longest span of 73 ft (22.3 m) and a deck 55 ft wide.

Who owns IR-270 over Over US 23?

It is owned by the State Highway Agency.