US Bridges

Ky 3145 over US-68/KY80/CSX RR Spur

Good

Warren County, Kentucky · 1.09 M S of US-31E · Structure no. 114B00107N

Built
2015
10 years old
Condition
Good
inspected September 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
493 ft
6 main spans
Daily traffic
9,399
2021 count
Owner
State
State Highway Agency

About this bridge

Ky 3145 over US-68/KY80/CSX RR Spur is a prestressed concrete stringer/multi-beam or girder carrying Ky 3145 over US-68/KY80/CSX RR Spur in Warren County, Kentucky. It was built in 2015, so it is 10 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 9,399 vehicles a day, roughly 25% of them trucks, projected to reach 9,399 by 2041. The structure is 493 ft (150.3 m) long and 47 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesKy 3145
CrossesUS-68/KY80/CSX RR Spur
Location1.09 M S of US-31E
RouteState Highway 3145
CountyWarren County
StateKentucky
Coordinates37.03324, -86.3119
Functional classUrban Collector

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.
Last inspectionSeptember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadGreater than HL 93
Structure length493 ft (150.3 m)
Longest span125 ft (38.1 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,399 (2021)
Projected traffic9,399 by 2041
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

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 Ky 3145 over US-68/KY80/CSX RR Spur built?

It was built in 2015, making it 10 years old in 2025.

What condition is Ky 3145 over US-68/KY80/CSX RR Spur 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 September 2021.

How much traffic does Ky 3145 over US-68/KY80/CSX RR Spur carry?

About 9,399 vehicles per day (2021 count), of which roughly 25% are trucks.

How long is Ky 3145 over US-68/KY80/CSX RR Spur?

The structure is 493 ft (150.3 m) long with a longest span of 125 ft (38.1 m) and a deck 47 ft wide.

Who owns Ky 3145 over US-68/KY80/CSX RR Spur?

It is owned by the State Highway Agency.