US Bridges

USR35 over Old Town Run

Fair

Ross County, Ohio · 2.02 MI E of SR 138 · Structure no. 7101554

Built
1974
51 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
80 ft
3 main spans
Daily traffic
5,146
2015 count
Owner
State
State Highway Agency

About this bridge

USR35 over Old Town Run is a concrete continuous slab carrying USR35 over Old Town Run in Ross County, Ohio. It was built in 1974, so it is 51 years old, older than the Ohio average of 47.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 5,146 vehicles a day, roughly 34% of them trucks, projected to reach 7,143 by 2035. The structure is 80 ft (24.4 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUSR35
CrossesOld Town Run
Location2.02 MI E of SR 138
RouteU.S. Route 35
CountyRoss County
StateOhio
Coordinates39.43362, -83.18353
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating63.2 US tons
Inventory rating37.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span30 ft (9.1 m)
Deck width40 ft (12.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,146 (2015)
Projected traffic7,143 by 2035
Trucks34%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 USR35 over Old Town Run built?

It was built in 1974, making it 51 years old in 2025.

What condition is USR35 over Old Town Run in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does USR35 over Old Town Run carry?

About 5,146 vehicles per day (2015 count), of which roughly 34% are trucks.

How long is USR35 over Old Town Run?

The structure is 80 ft (24.4 m) long with a longest span of 30 ft (9.1 m) and a deck 40 ft wide.

Who owns USR35 over Old Town Run?

It is owned by the State Highway Agency.