US Bridges

KY-594 over Stillhouse Branch

PoorPosted for load

Madison County, Kentucky · 3.5 MI East of JCT US 421 · Structure no. 076B00053N

Built
1947
78 years old
Condition
Poor
inspected April 2024
Type
Culvert
Concrete
Length
27 ft
2 main spans
Daily traffic
696
2023 count
Owner
State
State Highway Agency

About this bridge

KY-594 over Stillhouse Branch is a concrete culvert carrying KY-594 over Stillhouse Branch in Madison County, Kentucky. It was built in 1947, so it is 78 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 696 vehicles a day, projected to reach 696 by 2043. The structure is 27 ft (8.2 m) long and 23 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

No coordinates are recorded for this structure.

CarriesKY-594
CrossesStillhouse Branch
Location3.5 MI East of JCT US 421
RouteState Highway 594
CountyMadison County
StateKentucky
Functional classRural Minor Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36.7 US tons
Inventory rating22 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length27 ft (8.2 m)
Longest span12 ft (3.7 m)
Deck width23 ft (7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic696 (2023)
Projected traffic696 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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-594 over Stillhouse Branch built?

It was built in 1947, making it 78 years old in 2025.

What condition is KY-594 over Stillhouse Branch in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does KY-594 over Stillhouse Branch carry?

About 696 vehicles per day (2023 count).

How long is KY-594 over Stillhouse Branch?

The structure is 27 ft (8.2 m) long with a longest span of 12 ft (3.7 m) and a deck 23 ft wide.

Who owns KY-594 over Stillhouse Branch?

It is owned by the State Highway Agency.