US Bridges

S 75 Nc over WB-I64 Rmp to I75-SB

Fair

Fayette County, Kentucky · SB I75 @se NTRCH-I64 · Structure no. 034B00127N

Built
1981
44 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
236 ft
3 main spans
Daily traffic
107,297
2022 count
Owner
State
State Highway Agency

About this bridge

S 75 Nc over WB-I64 Rmp to I75-SB is a steel continuous stringer/multi-beam or girder carrying S 75 Nc over WB-I64 Rmp to I75-SB in Fayette County, Kentucky. It was built in 1981, so it is 44 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 107,297 vehicles a day, roughly 17% of them trucks, projected to reach 118,026 by 2042. The structure is 236 ft (71.9 m) long and 62 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS 75 Nc
CrossesWB-I64 Rmp to I75-SB
LocationSB I75 @se NTRCH-I64
RouteInterstate 75
Coordinates38.05472, -84.43083
Functional classUrban 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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.7 US tons
Inventory rating32.8 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length236 ft (71.9 m)
Longest span100 ft (30.5 m)
Deck width62 ft (19 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic107,297 (2022)
Projected traffic118,026 by 2042
Trucks17%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 S 75 Nc over WB-I64 Rmp to I75-SB built?

It was built in 1981, making it 44 years old in 2025.

What condition is S 75 Nc over WB-I64 Rmp to I75-SB 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 2023.

How much traffic does S 75 Nc over WB-I64 Rmp to I75-SB carry?

About 107,297 vehicles per day (2022 count), of which roughly 17% are trucks.

How long is S 75 Nc over WB-I64 Rmp to I75-SB?

The structure is 236 ft (71.9 m) long with a longest span of 100 ft (30.5 m) and a deck 62 ft wide.

Who owns S 75 Nc over WB-I64 Rmp to I75-SB?

It is owned by the State Highway Agency.