US Bridges

KY-313 over Mill Creek

Good

Hardin County, Kentucky · 1.9 MI E JCT US 31W · Structure no. 047B00155N

Built
1995
30 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
303 ft
3 main spans
Daily traffic
8,227
2021 count
Owner
State
State Highway Agency

About this bridge

KY-313 over Mill Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying KY-313 over Mill Creek in Hardin County, Kentucky. It was built in 1995, so it is 30 years old, younger than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,227 vehicles a day, roughly 10% of them trucks, projected to reach 8,227 by 2041. The structure is 303 ft (92.4 m) long and 47 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesKY-313
CrossesMill Creek
Location1.9 MI E JCT US 31W
RouteState Highway 313
Coordinates37.80056, -85.88528
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating110 US tons
Inventory rating67.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length303 ft (92.4 m)
Longest span100 ft (30.5 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,227 (2021)
Projected traffic8,227 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkSTRAHNET connector

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-313 over Mill Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is KY-313 over Mill Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does KY-313 over Mill Creek carry?

About 8,227 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is KY-313 over Mill Creek?

The structure is 303 ft (92.4 m) long with a longest span of 100 ft (30.5 m) and a deck 47 ft wide.

Who owns KY-313 over Mill Creek?

It is owned by the State Highway Agency.