US Bridges

Osborn RD CR-316 over IR-70

Good

Clark County, Ohio · 1.04MI E of Montgomery CO · Structure no. 1203541

Built
1957
68 years old, rebuilt 1992
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
218 ft
4 main spans
Daily traffic
2,543
2016 count
Owner
State
State Highway Agency

About this bridge

Osborn RD CR-316 over IR-70 is a steel continuous stringer/multi-beam or girder carrying Osborn RD CR-316 over IR-70 in Clark County, Ohio. It was built in 1957 and reconstructed in 1992, so it is 68 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 2,543 vehicles a day, roughly 5% of them trucks, projected to reach 3,530 by 2036. The structure is 218 ft (66.4 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesOsborn RD CR-316
CrossesIR-70
Location1.04MI E of Montgomery CO
RouteCounty Highway 316
CountyClark County
StateOhio
Coordinates39.86453, -84.03275
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment9: Superior to present desirable criteria
Operating rating61.8 US tons
Inventory rating47.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length218 ft (66.4 m)
Longest span66 ft (20.1 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,543 (2016)
Projected traffic3,530 by 2036
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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 Osborn RD CR-316 over IR-70 built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1992.

What condition is Osborn RD CR-316 over IR-70 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 Osborn RD CR-316 over IR-70 carry?

About 2,543 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Osborn RD CR-316 over IR-70?

The structure is 218 ft (66.4 m) long with a longest span of 66 ft (20.1 m) and a deck 34 ft wide.

Who owns Osborn RD CR-316 over IR-70?

It is owned by the State Highway Agency.