US Bridges

I-165 over US 31-W

Fair

Warren County, Kentucky · Nbl I-165 over US 31W · Structure no. 114B00051R

Built
1972
53 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
205 ft
3 main spans
Daily traffic
15,115
2023 count
Owner
State
State Highway Agency

About this bridge

I-165 over US 31-W is a steel stringer/multi-beam or girder carrying I-165 over US 31-W in Warren County, Kentucky. It was built in 1972, so it is 53 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 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 15,115 vehicles a day, roughly 27% of them trucks, projected to reach 16,626 by 2043. The structure is 205 ft (62.6 m) long and 33 ft wide.

Location

Open in Google Maps
CarriesI-165
CrossesUS 31-W
LocationNbl I-165 over US 31W
RouteInterstate 165
CountyWarren County
StateKentucky
Coordinates36.94222, -86.48222
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.
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 inspectionAugust 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50.5 US tons
Inventory rating30.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length205 ft (62.6 m)
Longest span100 ft (30.5 m)
Deck width33 ft (10.2 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,115 (2023)
Projected traffic16,626 by 2043
Trucks27%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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 statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$813,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-165 over US 31-W built?

It was built in 1972, making it 53 years old in 2025.

What condition is I-165 over US 31-W 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 August 2023.

How much traffic does I-165 over US 31-W carry?

About 15,115 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is I-165 over US 31-W?

The structure is 205 ft (62.6 m) long with a longest span of 100 ft (30.5 m) and a deck 33 ft wide.

Who owns I-165 over US 31-W?

It is owned by the State Highway Agency.