US Bridges

KY-591 over Red River

FairPosted for load

Simpson County, Kentucky · .1 MI S of JCT Ky 1885 · Structure no. 107B00017N

Built
1959
66 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete
Length
240 ft
5 main spans
Daily traffic
168
2022 count
Owner
State
State Highway Agency

About this bridge

KY-591 over Red River is a concrete tee beam carrying KY-591 over Red River in Simpson County, Kentucky. It was built in 1959, so it is 66 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 5 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 168 vehicles a day, projected to reach 168 by 2042. The structure is 240 ft (73.2 m) long and 32 ft wide. If it were closed, the detour would be 9.3 mi (15 km).

Location

Open in Google Maps
CarriesKY-591
CrossesRed River
Location.1 MI S of JCT Ky 1885
RouteState Highway 591
CountySimpson County
StateKentucky
Coordinates36.68222, -86.73028
Functional classRural Minor Collector

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 alignment8: Equal to present desirable criteria
Operating rating62.1 US tons
Inventory rating37.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length240 ft (73.2 m)
Longest span45 ft (13.7 m)
Deck width32 ft (9.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic168 (2022)
Projected traffic168 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.3 mi (15 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 KY-591 over Red River built?

It was built in 1959, making it 66 years old in 2025.

What condition is KY-591 over Red 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 KY-591 over Red River carry?

About 168 vehicles per day (2022 count).

How long is KY-591 over Red River?

The structure is 240 ft (73.2 m) long with a longest span of 45 ft (13.7 m) and a deck 32 ft wide.

Who owns KY-591 over Red River?

It is owned by the State Highway Agency.