US Bridges

US-31E over Green River

FairPosted for load

Hart County, Kentucky · 1.5 MI Sou. of JCT Ky 566 · Structure no. 050B00002N

Built
1947
78 years old, rebuilt 1994
Condition
Fair
inspected July 2023
Type
Girder and Floorbeam System
Steel Continuous
Length
845 ft
3 main spans
Daily traffic
1,573
2023 count
Owner
State
State Highway Agency

About this bridge

US-31E over Green River is a steel continuous girder and floorbeam system carrying US-31E over Green River in Hart County, Kentucky. It was built in 1947 and reconstructed in 1994, so it is 78 years old, older than the Kentucky average of 46.6 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. Its operating status is: posted for load restriction.

It carries about 1,573 vehicles a day, roughly 16% of them trucks, projected to reach 1,573 by 2043. The structure is 845 ft (257.6 m) long and 33 ft wide. If it were closed, the detour would be 10.6 mi (17 km).

CarriesUS-31E
CrossesGreen River
Location1.5 MI Sou. of JCT Ky 566
RouteU.S. Route 31
Coordinates37.31917, -85.76361
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
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 inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating40.8 US tons
Inventory rating24.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+6 approach)
Design loadH 20
Structure length845 ft (257.6 m)
Longest span130 ft (39.6 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,573 (2023)
Projected traffic1,573 by 2043
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed10.6 mi (17 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-31E over Green River built?

It was built in 1947, making it 78 years old in 2025. It was reconstructed in 1994.

What condition is US-31E over Green River 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 July 2023.

How much traffic does US-31E over Green River carry?

About 1,573 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is US-31E over Green River?

The structure is 845 ft (257.6 m) long with a longest span of 130 ft (39.6 m) and a deck 33 ft wide.

Who owns US-31E over Green River?

It is owned by the State Highway Agency.