US Bridges

KY-128 over Muddy Fork Creek

Fair

Trigg County, Kentucky · .10 MI S.E. of JCT Ky 276 · Structure no. 111B00005N

Built
1933
92 years old
Condition
Fair
inspected June 2024
Type
Tee Beam
Concrete
Length
145 ft
3 main spans
Daily traffic
377
2021 count
Owner
State
State Highway Agency

About this bridge

KY-128 over Muddy Fork Creek is a concrete tee beam carrying KY-128 over Muddy Fork Creek in Trigg County, Kentucky. It was built in 1933, so it is 92 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 377 vehicles a day, projected to reach 377 by 2041. The structure is 145 ft (44.2 m) long and 26 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
CarriesKY-128
CrossesMuddy Fork Creek
Location.10 MI S.E. of JCT Ky 276
RouteState Highway 128
CountyTrigg County
StateKentucky
Coordinates36.94611, -87.78694
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating67.5 US tons
Inventory rating40.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length145 ft (44.2 m)
Longest span45 ft (13.7 m)
Deck width26 ft (7.9 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic377 (2021)
Projected traffic377 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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-128 over Muddy Fork Creek built?

It was built in 1933, making it 92 years old in 2025.

What condition is KY-128 over Muddy Fork 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 June 2024.

How much traffic does KY-128 over Muddy Fork Creek carry?

About 377 vehicles per day (2021 count).

How long is KY-128 over Muddy Fork Creek?

The structure is 145 ft (44.2 m) long with a longest span of 45 ft (13.7 m) and a deck 26 ft wide.

Who owns KY-128 over Muddy Fork Creek?

It is owned by the State Highway Agency.