US Bridges

I-64 EB Off Ramp over Northwestern Pkwy

PoorPosted for load

Jefferson County, Kentucky · 1.45 MI E of I-264 · Structure no. 056B00281N

Built
1971
54 years old
Condition
Poor
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
242 ft
4 main spans
Daily traffic
81,936
2016 count
Owner
State
State Highway Agency

About this bridge

I-64 EB Off Ramp over Northwestern Pkwy is a steel stringer/multi-beam or girder carrying I-64 EB Off Ramp over Northwestern Pkwy in Jefferson County, Kentucky. It was built in 1971, so it is 54 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 81,936 vehicles a day, roughly 9% of them trucks, projected to reach 90,129 by 2036. The structure is 242 ft (73.8 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesI-64 EB Off Ramp
CrossesNorthwestern Pkwy
Location1.45 MI E of I-264
RouteInterstate 64
CountyJefferson County
StateKentucky
Coordinates38.27028, -85.78278
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

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.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.4 US tons
Inventory rating29 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length242 ft (73.8 m)
Longest span100 ft (30.5 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic81,936 (2016)
Projected traffic90,129 by 2036
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 statusPossibly eligible for the National Register; requires further investigation
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$886,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-64 EB Off Ramp over Northwestern Pkwy built?

It was built in 1971, making it 54 years old in 2025.

What condition is I-64 EB Off Ramp over Northwestern Pkwy in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2023.

How much traffic does I-64 EB Off Ramp over Northwestern Pkwy carry?

About 81,936 vehicles per day (2016 count), of which roughly 9% are trucks.

How long is I-64 EB Off Ramp over Northwestern Pkwy?

The structure is 242 ft (73.8 m) long with a longest span of 100 ft (30.5 m) and a deck 27 ft wide.

Who owns I-64 EB Off Ramp over Northwestern Pkwy?

It is owned by the State Highway Agency.