US Bridges

I-670 over Ramps over Johnstown RD

Good

Franklin County, Ohio · 1.4 MI W of I-270 · Structure no. 2517949

Built
2009
16 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
64 ft
1 main span
Daily traffic
10,130
2008 count
Owner
State
State Highway Agency

About this bridge

I-670 over Ramps over Johnstown RD is a prestressed concrete stringer/multi-beam or girder carrying I-670 over Ramps over Johnstown RD in Franklin County, Ohio. It was built in 2009, so it is 16 years old, younger 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 10,130 vehicles a day, projected to reach 14,060 by 2028. The structure is 64 ft (19.5 m) long and 64 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesI-670
CrossesRamps over Johnstown RD
Location1.4 MI W of I-270
RouteInterstate 670
CountyFranklin County
StateOhio
Coordinates40.001, -82.92174
Functional classRural 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.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating50 US tons
Inventory rating39.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length64 ft (19.5 m)
Longest span62 ft (18.8 m)
Deck width64 ft (19.5 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,130 (2008)
Projected traffic14,060 by 2028
Trucks—
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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-670 over Ramps over Johnstown RD built?

It was built in 2009, making it 16 years old in 2025.

What condition is I-670 over Ramps over Johnstown RD 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 November 2023.

How much traffic does I-670 over Ramps over Johnstown RD carry?

About 10,130 vehicles per day (2008 count).

How long is I-670 over Ramps over Johnstown RD?

The structure is 64 ft (19.5 m) long with a longest span of 62 ft (18.8 m) and a deck 64 ft wide.

Who owns I-670 over Ramps over Johnstown RD?

It is owned by the State Highway Agency.