US Bridges

Mockingbird Valley over Muddy Fork

Fair

Jefferson County, Kentucky · 0.25 MI S of River RD · Structure no. 056C00101N

Built
1966
59 years old
Condition
Fair
inspected January 2022
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
1,352
2022 count
Owner
County
County Highway Agency

About this bridge

Mockingbird Valley over Muddy Fork is a concrete culvert carrying Mockingbird Valley over Muddy Fork in Jefferson County, Kentucky. It was built in 1966, so it is 59 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 1,352 vehicles a day, projected to reach 1,352 by 2042. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesMockingbird Valley
CrossesMuddy Fork
Location0.25 MI S of River RD
RouteCounty Highway 1004
CountyJefferson County
StateKentucky
Coordinates38.27639, -85.69361
Functional classUrban 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 inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating44 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,352 (2022)
Projected traffic1,352 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Mockingbird Valley over Muddy Fork built?

It was built in 1966, making it 59 years old in 2025.

What condition is Mockingbird Valley over Muddy Fork 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 January 2022.

How much traffic does Mockingbird Valley over Muddy Fork carry?

About 1,352 vehicles per day (2022 count).

How long is Mockingbird Valley over Muddy Fork?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns Mockingbird Valley over Muddy Fork?

It is owned by the County Highway Agency.