US Bridges

Usr 35 over CO RD 550

Good

Ross County, Ohio · 4.74 MI W of JCT SR 104 · Structure no. 7101724

Built
1974
51 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
168 ft
3 main spans
Daily traffic
4,336
2015 count
Owner
State
State Highway Agency

About this bridge

Usr 35 over CO RD 550 is a steel continuous stringer/multi-beam or girder carrying Usr 35 over CO RD 550 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 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 4,336 vehicles a day, roughly 22% of them trucks, projected to reach 6,018 by 2035. The structure is 168 ft (51.2 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUsr 35
CrossesCO RD 550
Location4.74 MI W of JCT SR 104
RouteU.S. Route 35
StateOhio
Coordinates39.37607, -83.05637
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionOctober 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 alignment7: Better than present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length168 ft (51.2 m)
Longest span75 ft (22.9 m)
Deck width40 ft (12.2 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,336 (2015)
Projected traffic6,018 by 2035
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Usr 35 over CO RD 550 built?

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

What condition is Usr 35 over CO RD 550 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 October 2024.

How much traffic does Usr 35 over CO RD 550 carry?

About 4,336 vehicles per day (2015 count), of which roughly 22% are trucks.

How long is Usr 35 over CO RD 550?

The structure is 168 ft (51.2 m) long with a longest span of 75 ft (22.9 m) and a deck 40 ft wide.

Who owns Usr 35 over CO RD 550?

It is owned by the State Highway Agency.