US Bridges

US-431 over Mine Haul Road

Fair

Muhlenberg County, Kentucky · 1.7 MI Nor. of JCT Ky 176 · Structure no. 089B00009N

Built
1969
56 years old
Condition
Fair
inspected September 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
98 ft
1 main span
Daily traffic
5,917
2023 count
Owner
State
State Highway Agency

About this bridge

US-431 over Mine Haul Road is a prestressed concrete stringer/multi-beam or girder carrying US-431 over Mine Haul Road in Muhlenberg County, Kentucky. It was built in 1969, so it is 56 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 5,917 vehicles a day, roughly 16% of them trucks, projected to reach 5,917 by 2043. The structure is 98 ft (29.9 m) long and 48 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesUS-431
CrossesMine Haul Road
Location1.7 MI Nor. of JCT Ky 176
RouteU.S. Route 431
Coordinates37.23722, -87.06917
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.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110 US tons
Inventory rating81.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span90 ft (27.4 m)
Deck width48 ft (14.5 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,917 (2023)
Projected traffic5,917 by 2043
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed11.8 mi (19 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 Mine Haul Road built?

It was built in 1969, making it 56 years old in 2025.

What condition is US-431 over Mine Haul Road 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 September 2021.

How much traffic does US-431 over Mine Haul Road carry?

About 5,917 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is US-431 over Mine Haul Road?

The structure is 98 ft (29.9 m) long with a longest span of 90 ft (27.4 m) and a deck 48 ft wide.

Who owns US-431 over Mine Haul Road?

It is owned by the State Highway Agency.