US Bridges

KY-977 over Falling Branch

Fair

Madison County, Kentucky · 150 N of JCT Ky 52 @waco · Structure no. 076B00055N

Built
1965
60 years old
Condition
Fair
inspected April 2022
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
2,098
2022 count
Owner
State
State Highway Agency

About this bridge

KY-977 over Falling Branch is a concrete culvert carrying KY-977 over Falling Branch in Madison County, Kentucky. It was built in 1965, so it is 60 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 2,098 vehicles a day, projected to reach 2,098 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesKY-977
CrossesFalling Branch
Location150 N of JCT Ky 52 @waco
RouteState Highway 977
CountyMadison County
StateKentucky
Coordinates37.74194, -84.14472
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2022
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 alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating60 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 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 traffic2,098 (2022)
Projected traffic2,098 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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-977 over Falling Branch built?

It was built in 1965, making it 60 years old in 2025.

What condition is KY-977 over Falling 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 April 2022.

How much traffic does KY-977 over Falling Branch carry?

About 2,098 vehicles per day (2022 count).

How long is KY-977 over Falling Branch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns KY-977 over Falling Branch?

It is owned by the State Highway Agency.