US Bridges

US 23 over I-64

Fair

Boyd County, Kentucky · I-64 Overpass at Exit 191 · Structure no. 010B00071N

Built
2001
24 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Concrete Continuous
Length
253 ft
4 main spans
Daily traffic
12,434
2023 count
Owner
State
State Highway Agency

About this bridge

US 23 over I-64 is a concrete continuous tee beam carrying US 23 over I-64 in Boyd County, Kentucky. It was built in 2001, so it is 24 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 12,434 vehicles a day, roughly 7% of them trucks, projected to reach 12,434 by 2043. The structure is 253 ft (77.1 m) long and 101 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesUS 23
CrossesI-64
LocationI-64 Overpass at Exit 191
RouteU.S. Route 23
CountyBoyd County
StateKentucky
Coordinates38.38028, -82.60722
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.
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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.5 US tons
Inventory rating38.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 25 or greater
Structure length253 ft (77.1 m)
Longest span69 ft (21 m)
Deck width101 ft (30.9 m)
Roadway width101 ft (30.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,434 (2023)
Projected traffic12,434 by 2043
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 23 over I-64 built?

It was built in 2001, making it 24 years old in 2025.

What condition is US 23 over I-64 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 US 23 over I-64 carry?

About 12,434 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 23 over I-64?

The structure is 253 ft (77.1 m) long with a longest span of 69 ft (21 m) and a deck 101 ft wide.

Who owns US 23 over I-64?

It is owned by the State Highway Agency.