US Bridges

Walnut Lick RD over I-71

FairPosted for load

Gallatin County, Kentucky · .9 MI NW of JCT Ky 2850 · Structure no. 039B00029N

Built
1967
58 years old
Condition
Fair
inspected July 2023
Type
Tee Beam
Concrete Continuous
Length
245 ft
4 main spans
Daily traffic
141
2009 count
Owner
State
State Highway Agency

About this bridge

Walnut Lick RD over I-71 is a concrete continuous tee beam carrying Walnut Lick RD over I-71 in Gallatin County, Kentucky. It was built in 1967, so it is 58 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 141 vehicles a day, projected to reach 141 by 2029. The structure is 245 ft (74.6 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesWalnut Lick RD
CrossesI-71
Location.9 MI NW of JCT Ky 2850
RouteCounty Highway 1004
CountyGallatin County
StateKentucky
Coordinates38.79778, -84.73389
Functional classRural Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45.1 US tons
Inventory rating27 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length245 ft (74.6 m)
Longest span70 ft (21.3 m)
Deck width32 ft (9.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic141 (2009)
Projected traffic141 by 2029
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 Walnut Lick RD over I-71 built?

It was built in 1967, making it 58 years old in 2025.

What condition is Walnut Lick RD over I-71 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 Walnut Lick RD over I-71 carry?

About 141 vehicles per day (2009 count).

How long is Walnut Lick RD over I-71?

The structure is 245 ft (74.6 m) long with a longest span of 70 ft (21.3 m) and a deck 32 ft wide.

Who owns Walnut Lick RD over I-71?

It is owned by the State Highway Agency.