US Bridges

US-431 over Branch Buck Creek

Fair

McLean County, Kentucky · 1.0 MI Nor. of JCT Ky 136 · Structure no. 075B00014N

Built
1926
99 years old
Condition
Fair
inspected August 2022
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
6,309
2019 count
Owner
State
State Highway Agency

About this bridge

US-431 over Branch Buck Creek is a concrete culvert carrying US-431 over Branch Buck Creek in McLean County, Kentucky. It was built in 1926, so it is 99 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.

It carries about 6,309 vehicles a day, roughly 10% of them trucks, projected to reach 6,309 by 2039. The structure is 23 ft (7 m) long and 38 ft wide. If it were closed, the detour would be 17.4 mi (28 km).

CarriesUS-431
CrossesBranch Buck Creek
Location1.0 MI Nor. of JCT Ky 136
RouteU.S. Route 431
Coordinates37.5075, -87.11889
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating45 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width38 ft (11.6 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,309 (2019)
Projected traffic6,309 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed17.4 mi (28 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-431 over Branch Buck Creek built?

It was built in 1926, making it 99 years old in 2025.

What condition is US-431 over Branch Buck Creek 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 August 2022.

How much traffic does US-431 over Branch Buck Creek carry?

About 6,309 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is US-431 over Branch Buck Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 38 ft wide.

Who owns US-431 over Branch Buck Creek?

It is owned by the State Highway Agency.