US Bridges

KY-403 over Unnamed Stream

Good

Butler County, Kentucky · 1.6 MI S of Jct/W US-231 · Structure no. 016B00087N

Built
2015
10 years old
Condition
Good
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
866
2021 count
Owner
State
State Highway Agency

About this bridge

KY-403 over Unnamed Stream is a prestressed concrete box beam or girders - multiple carrying KY-403 over Unnamed Stream in Butler 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 866 vehicles a day, projected to reach 866 by 2041. The structure is 36 ft (11 m) long and 28 ft wide.

Location

Open in Google Maps
CarriesKY-403
CrossesUnnamed Stream
Location1.6 MI S of Jct/W US-231
RouteState Highway 403
CountyButler County
StateKentucky
Coordinates37.20639, -86.66944
Functional classRural Minor 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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating62.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length36 ft (11 m)
Longest span31 ft (9.6 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic866 (2021)
Projected traffic866 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-403 over Unnamed Stream built?

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

What condition is KY-403 over Unnamed Stream 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 October 2024.

How much traffic does KY-403 over Unnamed Stream carry?

About 866 vehicles per day (2021 count).

How long is KY-403 over Unnamed Stream?

The structure is 36 ft (11 m) long with a longest span of 31 ft (9.6 m) and a deck 28 ft wide.

Who owns KY-403 over Unnamed Stream?

It is owned by the State Highway Agency.