US Bridges

KY-56 over Knob Lick Creek

Fair

Daviess County, Kentucky · .80 MI East of JCT Ky 500 · Structure no. 030B00066N

Built
1960
65 years old
Condition
Fair
inspected November 2023
Type
Tee Beam
Concrete
Length
99 ft
3 main spans
Daily traffic
1,934
2023 count
Owner
State
State Highway Agency

About this bridge

KY-56 over Knob Lick Creek is a concrete tee beam carrying KY-56 over Knob Lick Creek in Daviess County, Kentucky. It was built in 1960, so it is 65 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 1,934 vehicles a day, roughly 12% of them trucks, projected to reach 1,934 by 2043. The structure is 99 ft (30.2 m) long and 32 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesKY-56
CrossesKnob Lick Creek
Location.80 MI East of JCT Ky 500
RouteState Highway 56
CountyDaviess County
StateKentucky
Coordinates37.69556, -87.30944
Functional classRural Major 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.5 US tons
Inventory rating43.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length99 ft (30.2 m)
Longest span33 ft (10.1 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,934 (2023)
Projected traffic1,934 by 2043
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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-56 over Knob Lick Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is KY-56 over Knob Lick 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 November 2023.

How much traffic does KY-56 over Knob Lick Creek carry?

About 1,934 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is KY-56 over Knob Lick Creek?

The structure is 99 ft (30.2 m) long with a longest span of 33 ft (10.1 m) and a deck 32 ft wide.

Who owns KY-56 over Knob Lick Creek?

It is owned by the State Highway Agency.