US Bridges

SR 31 over Rocky Fork Creek

Good

Union County, Ohio · 5.27 Mi. N. of SR47 · Structure no. 8000565

Built
1988
37 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
33 ft
1 main span
Daily traffic
4,868
2018 count
Owner
State
State Highway Agency

About this bridge

SR 31 over Rocky Fork Creek is a prestressed concrete box beam or girders - multiple carrying SR 31 over Rocky Fork Creek in Union County, Ohio. It was built in 1988, so it is 37 years old, younger 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 4,868 vehicles a day, roughly 23% of them trucks, projected to reach 6,757 by 2038. The structure is 33 ft (10.1 m) long and 38 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesSR 31
CrossesRocky Fork Creek
Location5.27 Mi. N. of SR47
RouteState Highway 31
CountyUnion County
StateOhio
Coordinates40.46399, -83.46418
Functional classRural Minor Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length33 ft (10.1 m)
Longest span32 ft (9.8 m)
Deck width38 ft (11.7 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,868 (2018)
Projected traffic6,757 by 2038
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 31 over Rocky Fork Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR 31 over Rocky Fork Creek 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 March 2023.

How much traffic does SR 31 over Rocky Fork Creek carry?

About 4,868 vehicles per day (2018 count), of which roughly 23% are trucks.

How long is SR 31 over Rocky Fork Creek?

The structure is 33 ft (10.1 m) long with a longest span of 32 ft (9.8 m) and a deck 38 ft wide.

Who owns SR 31 over Rocky Fork Creek?

It is owned by the State Highway Agency.