US Bridges

I-75 South Bound over Wolf Branch

Fair

Scott County, Kentucky · 2.8 MI S of Ky 32 Ntrch · Structure no. 105B00067N

Built
1962
63 years old, rebuilt 1991
Condition
Fair
inspected March 2021
Type
Culvert
Concrete
Length
23 ft
1 main span
Daily traffic
45,510
2023 count
Owner
State
State Highway Agency

About this bridge

I-75 South Bound over Wolf Branch is a concrete culvert carrying I-75 South Bound over Wolf Branch in Scott County, Kentucky. It was built in 1962 and reconstructed in 1991, so it is 63 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 45,510 vehicles a day, roughly 24% of them trucks, projected to reach 56,432 by 2043. The structure is 23 ft (7 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-75 South Bound
CrossesWolf Branch
Location2.8 MI S of Ky 32 Ntrch
RouteInterstate 75
CountyScott County
StateKentucky
Coordinates38.34222, -84.56917
Functional classRural 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 inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.6 US tons
Inventory rating52 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length23 ft (7 m)
Longest span23 ft (7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45,510 (2023)
Projected traffic56,432 by 2043
Trucks24%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-75 South Bound over Wolf Branch built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 1991.

What condition is I-75 South Bound over Wolf 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 March 2021.

How much traffic does I-75 South Bound over Wolf Branch carry?

About 45,510 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is I-75 South Bound over Wolf Branch?

The structure is 23 ft (7 m) long with a longest span of 23 ft (7 m).

Who owns I-75 South Bound over Wolf Branch?

It is owned by the State Highway Agency.