US Bridges

Route 9 over Muddy Creek

Fair

Madison County, Kentucky · Btw Route 3 & Route 113 · Structure no. VB-004

Built
1977
48 years old, rebuilt 1988
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
104 ft
6 main spans
Daily traffic
30
2016 count
Owner
Federal
Army

About this bridge

Route 9 over Muddy Creek is a prestressed concrete box beam or girders - multiple carrying Route 9 over Muddy Creek in Madison County, Kentucky. It was built in 1977 and reconstructed in 1988, so it is 48 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.

It carries about 30 vehicles a day, roughly 40% of them trucks, projected to reach 40 by 2046. The structure is 104 ft (31.6 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRoute 9
CrossesMuddy Creek
LocationBtw Route 3 & Route 113
Coordinates37.69725, -84.21424
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating52.9 US tons

Structure

MaterialPrestressed Concrete
DeckNot applicable
Main spans6
Design loadUnknown
Structure length104 ft (31.6 m)
Longest span18 ft (5.4 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2016)
Projected traffic40 by 2046
Trucks40%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$9,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Route 9 over Muddy Creek built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 1988.

What condition is Route 9 over Muddy 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 July 2024.

How much traffic does Route 9 over Muddy Creek carry?

About 30 vehicles per day (2016 count), of which roughly 40% are trucks.

How long is Route 9 over Muddy Creek?

The structure is 104 ft (31.6 m) long with a longest span of 18 ft (5.4 m) and a deck 24 ft wide.

Who owns Route 9 over Muddy Creek?

It is owned by the Army.