US Bridges

KY-274 over Mcnabb Creek

Fair

Lyon County, Kentucky · 1.2 MI Sou. of JCT Ky 93 · Structure no. 072B00024N

Built
1964
61 years old
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete
Length
152 ft
4 main spans
Daily traffic
703
2023 count
Owner
State
State Highway Agency

About this bridge

KY-274 over Mcnabb Creek is a concrete tee beam carrying KY-274 over Mcnabb Creek in Lyon County, Kentucky. It was built in 1964, so it is 61 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 703 vehicles a day, projected to reach 703 by 2043. The structure is 152 ft (46.3 m) long and 26 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesKY-274
CrossesMcnabb Creek
Location1.2 MI Sou. of JCT Ky 93
RouteState Highway 274
CountyLyon County
StateKentucky
Coordinates36.97361, -87.99389
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating45.6 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length152 ft (46.3 m)
Longest span36 ft (11.1 m)
Deck width26 ft (8 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic703 (2023)
Projected traffic703 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 KY-274 over Mcnabb Creek built?

It was built in 1964, making it 61 years old in 2025.

What condition is KY-274 over Mcnabb Creek 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 2024.

How much traffic does KY-274 over Mcnabb Creek carry?

About 703 vehicles per day (2023 count).

How long is KY-274 over Mcnabb Creek?

The structure is 152 ft (46.3 m) long with a longest span of 36 ft (11.1 m) and a deck 26 ft wide.

Who owns KY-274 over Mcnabb Creek?

It is owned by the State Highway Agency.