US Bridges

US-231 over Rough River Slough

Good

Ohio County, Kentucky · .3 Mi. N JCT Ky 69 · Structure no. 092B00178N

Built
1996
29 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
49 ft
1 main span
Daily traffic
6,771
2019 count
Owner
State
State Highway Agency

About this bridge

US-231 over Rough River Slough is a prestressed concrete stringer/multi-beam or girder carrying US-231 over Rough River Slough in Ohio County, Kentucky. It was built in 1996, so it is 29 years old, younger than the Kentucky average of 46.6 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 6,771 vehicles a day, roughly 8% of them trucks, projected to reach 6,771 by 2039. The structure is 49 ft (14.9 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS-231
CrossesRough River Slough
Location.3 Mi. N JCT Ky 69
RouteU.S. Route 231
Coordinates37.455, -86.91194
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 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 rating81.9 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length49 ft (14.9 m)
Longest span44 ft (13.4 m)
Deck width43 ft (13 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,771 (2019)
Projected traffic6,771 by 2039
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 US-231 over Rough River Slough built?

It was built in 1996, making it 29 years old in 2025.

What condition is US-231 over Rough River Slough 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 September 2024.

How much traffic does US-231 over Rough River Slough carry?

About 6,771 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is US-231 over Rough River Slough?

The structure is 49 ft (14.9 m) long with a longest span of 44 ft (13.4 m) and a deck 43 ft wide.

Who owns US-231 over Rough River Slough?

It is owned by the State Highway Agency.