US Bridges

KY-79 over Dog Creek

Good

Grayson County, Kentucky · .10 MI Nor. of Butler Cl · Structure no. 043B00085N

Built
1978
47 years old
Condition
Good
inspected September 2021
Type
Culvert
Concrete
Length
25 ft
1 main span
Daily traffic
1,288
2023 count
Owner
State
State Highway Agency

About this bridge

KY-79 over Dog Creek is a concrete culvert carrying KY-79 over Dog Creek in Grayson County, Kentucky. It was built in 1978, so it is 47 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,288 vehicles a day, roughly 12% of them trucks, projected to reach 1,288 by 2043. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 18 mi (29 km).

CarriesKY-79
CrossesDog Creek
Location.10 MI Nor. of Butler Cl
RouteState Highway 79
Coordinates37.37972, -86.5425
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span18 ft (5.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,288 (2023)
Projected traffic1,288 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-79 over Dog Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is KY-79 over Dog Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2021.

How much traffic does KY-79 over Dog Creek carry?

About 1,288 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is KY-79 over Dog Creek?

The structure is 25 ft (7.6 m) long with a longest span of 18 ft (5.5 m).

Who owns KY-79 over Dog Creek?

It is owned by the State Highway Agency.