US Bridges

I-270 over Rt Ramp over Olentangy R

Good

Franklin County, Ohio · 0.84 MI W of US23 · Structure no. 2510952

Built
1969
56 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
313 ft
4 main spans
Daily traffic
111,600
1990 count
Owner
State
State Highway Agency

About this bridge

I-270 over Rt Ramp over Olentangy R is a steel continuous stringer/multi-beam or girder carrying I-270 over Rt Ramp over Olentangy R in Franklin County, Ohio. It was built in 1969, so it is 56 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 111,600 vehicles a day, roughly 9% of them trucks, projected to reach 154,901 by 2010. The structure is 313 ft (95.4 m) long and 66 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI-270
CrossesRt Ramp over Olentangy R
Location0.84 MI W of US23
RouteInterstate 270
StateOhio
Coordinates40.1113, -83.03285
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.8 US tons
Inventory rating64.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length313 ft (95.4 m)
Longest span85 ft (25.9 m)
Deck width66 ft (20.1 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deck17 ft (5.1 m)

Traffic and service

Average daily traffic111,600 (1990)
Projected traffic154,901 by 2010
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-270 over Rt Ramp over Olentangy R built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-270 over Rt Ramp over Olentangy R 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 August 2023.

How much traffic does I-270 over Rt Ramp over Olentangy R carry?

About 111,600 vehicles per day (1990 count), of which roughly 9% are trucks.

How long is I-270 over Rt Ramp over Olentangy R?

The structure is 313 ft (95.4 m) long with a longest span of 85 ft (25.9 m) and a deck 66 ft wide.

Who owns I-270 over Rt Ramp over Olentangy R?

It is owned by the State Highway Agency.