US Bridges

Ky 3175 over Trib to Little Ky River

Fair

Trimble County, Kentucky · 2.1 MI S of US 42 · Structure no. 112B00021N

Built
1980
45 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
161
2023 count
Owner
State
State Highway Agency

About this bridge

Ky 3175 over Trib to Little Ky River is a prestressed concrete box beam or girders - multiple carrying Ky 3175 over Trib to Little Ky River in Trimble County, Kentucky. It was built in 1980, so it is 45 years old, younger 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 161 vehicles a day, projected to reach 161 by 2043. The structure is 50 ft (15.2 m) long and 24 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesKy 3175
CrossesTrib to Little Ky River
Location2.1 MI S of US 42
RouteState Highway 3175
CountyTrimble County
StateKentucky
Coordinates38.55056, -85.31056
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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating76.6 US tons
Inventory rating46 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length50 ft (15.2 m)
Longest span46 ft (14 m)
Deck width24 ft (7.4 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic161 (2023)
Projected traffic161 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ky 3175 over Trib to Little Ky River built?

It was built in 1980, making it 45 years old in 2025.

What condition is Ky 3175 over Trib to Little Ky River 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 October 2023.

How much traffic does Ky 3175 over Trib to Little Ky River carry?

About 161 vehicles per day (2023 count).

How long is Ky 3175 over Trib to Little Ky River?

The structure is 50 ft (15.2 m) long with a longest span of 46 ft (14 m) and a deck 24 ft wide.

Who owns Ky 3175 over Trib to Little Ky River?

It is owned by the State Highway Agency.