US Bridges

Ky 90 over Boyd Creek

Good

Barren County, Kentucky · 1.56 MI E of Nunn Parkway · Structure no. 005B00108N

Built
2014
11 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
116 ft
1 main span
Daily traffic
8,309
2022 count
Owner
State
State Highway Agency

About this bridge

Ky 90 over Boyd Creek is a prestressed concrete stringer/multi-beam or girder carrying Ky 90 over Boyd Creek in Barren County, Kentucky. It was built in 2014, so it is 11 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 8,309 vehicles a day, roughly 15% of them trucks, projected to reach 8,309 by 2042. The structure is 116 ft (35.4 m) long and 52 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesKy 90
CrossesBoyd Creek
Location1.56 MI E of Nunn Parkway
RouteState Highway 90
Coordinates36.96417, -85.87806
Functional classRural Minor Arterial

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 inspectionSeptember 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103.2 US tons
Inventory rating79.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadGreater than HL 93
Structure length116 ft (35.4 m)
Longest span113 ft (34.4 m)
Deck width52 ft (15.8 m)
Roadway width49 ft (14.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,309 (2022)
Projected traffic8,309 by 2042
Trucks15%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Ky 90 over Boyd Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is Ky 90 over Boyd 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 September 2024.

How much traffic does Ky 90 over Boyd Creek carry?

About 8,309 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is Ky 90 over Boyd Creek?

The structure is 116 ft (35.4 m) long with a longest span of 113 ft (34.4 m) and a deck 52 ft wide.

Who owns Ky 90 over Boyd Creek?

It is owned by the State Highway Agency.