US Bridges

KY-626 over Flatrock Branch

FairPosted for load

Butler County, Kentucky · 1.0 MI West of JCT Ky 79 · Structure no. 016B00007N

Built
1959
66 years old
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
260
2021 count
Owner
State
State Highway Agency

About this bridge

KY-626 over Flatrock Branch is a concrete culvert carrying KY-626 over Flatrock Branch in Butler County, Kentucky. It was built in 1959, so it is 66 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 5 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 260 vehicles a day, projected to reach 260 by 2041. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesKY-626
CrossesFlatrock Branch
Location1.0 MI West of JCT Ky 79
RouteState Highway 626
CountyButler County
StateKentucky
Coordinates37.05889, -86.75194
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36.7 US tons
Inventory rating22 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2021)
Projected traffic260 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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-626 over Flatrock Branch built?

It was built in 1959, making it 66 years old in 2025.

What condition is KY-626 over Flatrock 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 October 2024.

How much traffic does KY-626 over Flatrock Branch carry?

About 260 vehicles per day (2021 count).

How long is KY-626 over Flatrock Branch?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns KY-626 over Flatrock Branch?

It is owned by the State Highway Agency.