US Bridges

KY-1508 over Unnamed Stream

Good

Union County, Kentucky · .60 MI Sou. of JCT Ky 492 · Structure no. 113B00078N

Built
1973
52 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
137
2021 count
Owner
State
State Highway Agency

About this bridge

KY-1508 over Unnamed Stream is a prestressed concrete box beam or girders - multiple carrying KY-1508 over Unnamed Stream in Union County, Kentucky. It was built in 1973, so it is 52 years old, older 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 137 vehicles a day, projected to reach 137 by 2041. The structure is 31 ft (9.4 m) long and 24 ft wide.

Location

Open in Google Maps
CarriesKY-1508
CrossesUnnamed Stream
Location.60 MI Sou. of JCT Ky 492
RouteState Highway 1508
CountyUnion County
StateKentucky
Coordinates37.56417, -88.0775
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.4 US tons
Inventory rating40.5 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length31 ft (9.4 m)
Longest span26 ft (7.9 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (6.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137 (2021)
Projected traffic137 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-1508 over Unnamed Stream built?

It was built in 1973, making it 52 years old in 2025.

What condition is KY-1508 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 January 2024.

How much traffic does KY-1508 over Unnamed Stream carry?

About 137 vehicles per day (2021 count).

How long is KY-1508 over Unnamed Stream?

The structure is 31 ft (9.4 m) long with a longest span of 26 ft (7.9 m) and a deck 24 ft wide.

Who owns KY-1508 over Unnamed Stream?

It is owned by the State Highway Agency.