US Bridges

Smith RD T239 over IR-71

Good

Clinton County, Ohio · .86 N of SR 380 · Structure no. 1401505

Built
1964
61 years old
Condition
Good
inspected December 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
308 ft
4 main spans
Daily traffic
149
2016 count
Owner
State
State Highway Agency

About this bridge

Smith RD T239 over IR-71 is a steel continuous stringer/multi-beam or girder carrying Smith RD T239 over IR-71 in Clinton County, Ohio. It was built in 1964, so it is 61 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 149 vehicles a day, roughly 8% of them trucks, projected to reach 207 by 2036. The structure is 308 ft (93.9 m) long and 31 ft wide.

CarriesSmith RD T239
CrossesIR-71
Location.86 N of SR 380
RouteCounty Highway 239
StateOhio
Coordinates39.49197, -83.92254
Functional classRural Local

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.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating32.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadOther
Structure length308 ft (93.9 m)
Longest span86 ft (26.2 m)
Deck width31 ft (9.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic149 (2016)
Projected traffic207 by 2036
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Smith RD T239 over IR-71 built?

It was built in 1964, making it 61 years old in 2025.

What condition is Smith RD T239 over IR-71 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 December 2024.

How much traffic does Smith RD T239 over IR-71 carry?

About 149 vehicles per day (2016 count), of which roughly 8% are trucks.

How long is Smith RD T239 over IR-71?

The structure is 308 ft (93.9 m) long with a longest span of 86 ft (26.2 m) and a deck 31 ft wide.

Who owns Smith RD T239 over IR-71?

It is owned by the State Highway Agency.