US Bridges

US-23 over Tygarts Creek

Fair

Greenup County, Kentucky · .6 MI E of JCT Ky 7 · Structure no. 045B00049N

Built
1973
52 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
354 ft
3 main spans
Daily traffic
8,915
2023 count
Owner
State
State Highway Agency

About this bridge

US-23 over Tygarts Creek is a steel continuous stringer/multi-beam or girder carrying US-23 over Tygarts Creek in Greenup County, Kentucky. It was built in 1973, so it is 52 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 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 8,915 vehicles a day, roughly 9% of them trucks, projected to reach 8,915 by 2043. The structure is 354 ft (107.9 m) long and 92 ft wide. If it were closed, the detour would be 4.3 mi (7 km).

CarriesUS-23
CrossesTygarts Creek
Location.6 MI E of JCT Ky 7
RouteU.S. Route 23
Coordinates38.72194, -82.95333
Functional classUrban Other Principal Arterial

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.2 US tons
Inventory rating42.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length354 ft (107.9 m)
Longest span155 ft (47.2 m)
Deck width92 ft (27.9 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,915 (2023)
Projected traffic8,915 by 2043
Trucks9%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed4.3 mi (7 km)
TollOn a free road
National Highway SystemYes

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 US-23 over Tygarts Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is US-23 over Tygarts 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 September 2023.

How much traffic does US-23 over Tygarts Creek carry?

About 8,915 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is US-23 over Tygarts Creek?

The structure is 354 ft (107.9 m) long with a longest span of 155 ft (47.2 m) and a deck 92 ft wide.

Who owns US-23 over Tygarts Creek?

It is owned by the State Highway Agency.