US Bridges

I-64 over Slate Creek

Fair

Bath County, Kentucky · Ebl 2.8MI E-Montgomery Cl · Structure no. 006B00053R

Built
1967
58 years old
Condition
Fair
inspected May 2021
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
340 ft
3 main spans
Daily traffic
11,438
2022 count
Owner
State
State Highway Agency

About this bridge

I-64 over Slate Creek is a steel continuous stringer/multi-beam or girder carrying I-64 over Slate Creek in Bath County, Kentucky. It was built in 1967, so it is 58 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 11,438 vehicles a day, roughly 12% of them trucks, projected to reach 14,183 by 2042. The structure is 340 ft (103.6 m) long and 36 ft wide.

Location

Open in Google Maps
CarriesI-64
CrossesSlate Creek
LocationEbl 2.8MI E-Montgomery Cl
RouteInterstate 64
CountyBath County
StateKentucky
Coordinates38.11861, -83.79806
Functional classRural Principal Arterial - Interstate

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 inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating37.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length340 ft (103.6 m)
Longest span140 ft (42.7 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,438 (2022)
Projected traffic14,183 by 2042
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-64 over Slate Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is I-64 over Slate 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 May 2021.

How much traffic does I-64 over Slate Creek carry?

About 11,438 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-64 over Slate Creek?

The structure is 340 ft (103.6 m) long with a longest span of 140 ft (42.7 m) and a deck 36 ft wide.

Who owns I-64 over Slate Creek?

It is owned by the State Highway Agency.