US Bridges

KY-667 over Unnamed Stream

Fair

Union County, Kentucky · 1.7 MI S JCT Ky 668 · Structure no. 113B00088N

Built
1986
39 years old
Condition
Fair
inspected January 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
17
2022 count
Owner
State
State Highway Agency

About this bridge

KY-667 over Unnamed Stream is a prestressed concrete box beam or girders - multiple carrying KY-667 over Unnamed Stream in Union County, Kentucky. It was built in 1986, so it is 39 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 6 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 17 vehicles a day, projected to reach 17 by 2042. The structure is 50 ft (15.2 m) long and 25 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesKY-667
CrossesUnnamed Stream
Location1.7 MI S JCT Ky 668
RouteState Highway 667
CountyUnion County
StateKentucky
Coordinates37.6, -88.12722
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating73.3 US tons
Inventory rating44 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length50 ft (15.2 m)
Longest span46 ft (14 m)
Deck width25 ft (7.5 m)
Roadway width23 ft (7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17 (2022)
Projected traffic17 by 2042
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$153,000
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-667 over Unnamed Stream built?

It was built in 1986, making it 39 years old in 2025.

What condition is KY-667 over Unnamed Stream 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 January 2022.

How much traffic does KY-667 over Unnamed Stream carry?

About 17 vehicles per day (2022 count).

How long is KY-667 over Unnamed Stream?

The structure is 50 ft (15.2 m) long with a longest span of 46 ft (14 m) and a deck 25 ft wide.

Who owns KY-667 over Unnamed Stream?

It is owned by the State Highway Agency.