US Bridges

IR-70 over Unnamed Ditch

Good

Clark County, Ohio · .19MI.E. of Jct. SR-41 · Structure no. 1204807

Built
1967
58 years old, rebuilt 1998
Condition
Good
inspected May 2023
Type
Slab
Concrete
Length
31 ft
1 main span
Daily traffic
20,910
2015 count
Owner
State
State Highway Agency

About this bridge

IR-70 over Unnamed Ditch is a concrete slab carrying IR-70 over Unnamed Ditch in Clark County, Ohio. It was built in 1967 and reconstructed in 1998, so it is 58 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 20,910 vehicles a day, roughly 26% of them trucks, projected to reach 29,023 by 2035. The structure is 31 ft (9.4 m) long and 94 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesIR-70
CrossesUnnamed Ditch
Location.19MI.E. of Jct. SR-41
RouteInterstate 70
StateOhio
Coordinates39.89867, -83.7208
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.6 US tons
Inventory rating75.4 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width94 ft (28.8 m)
Roadway width92 ft (27.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,910 (2015)
Projected traffic29,023 by 2035
Trucks26%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IR-70 over Unnamed Ditch built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1998.

What condition is IR-70 over Unnamed Ditch 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 May 2023.

How much traffic does IR-70 over Unnamed Ditch carry?

About 20,910 vehicles per day (2015 count), of which roughly 26% are trucks.

How long is IR-70 over Unnamed Ditch?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 94 ft wide.

Who owns IR-70 over Unnamed Ditch?

It is owned by the State Highway Agency.