US Bridges

I-75 over Walnut Meadow Branch

Fair

Madison County, Kentucky · 1.6 MI Nor. of Ky 21 Ntrc · Structure no. 076B00045N

Built
1966
59 years old
Condition
Fair
inspected April 2022
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
59,929
2023 count
Owner
State
State Highway Agency

About this bridge

I-75 over Walnut Meadow Branch is a concrete culvert carrying I-75 over Walnut Meadow Branch in Madison County, Kentucky. It was built in 1966, so it is 59 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 59,929 vehicles a day, roughly 21% of them trucks, projected to reach 65,921 by 2043. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI-75
CrossesWalnut Meadow Branch
Location1.6 MI Nor. of Ky 21 Ntrc
RouteInterstate 75
CountyMadison County
StateKentucky
Coordinates37.59389, -84.31417
Functional classUrban Principal Arterial - Interstate

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 inspectionApril 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating59.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span23 ft (6.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,929 (2023)
Projected traffic65,921 by 2043
Trucks21%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$60,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I-75 over Walnut Meadow Branch built?

It was built in 1966, making it 59 years old in 2025.

What condition is I-75 over Walnut Meadow Branch 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 April 2022.

How much traffic does I-75 over Walnut Meadow Branch carry?

About 59,929 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is I-75 over Walnut Meadow Branch?

The structure is 26 ft (7.8 m) long with a longest span of 23 ft (6.9 m).

Who owns I-75 over Walnut Meadow Branch?

It is owned by the State Highway Agency.