US Bridges

KY-3630 over Little Sturgeon Creek

GoodPosted for load

Owsley County, Kentucky · At N Jnct. With Ky 30 · Structure no. 095B00030N

Built
1975
50 years old
Condition
Good
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
66 ft
2 main spans
Daily traffic
321
2022 count
Owner
State
State Highway Agency

About this bridge

KY-3630 over Little Sturgeon Creek is a prestressed concrete box beam or girders - single or spread carrying KY-3630 over Little Sturgeon Creek in Owsley County, Kentucky. It was built in 1975, so it is 50 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. Its operating status is: posted for load restriction.

It carries about 321 vehicles a day, roughly 15% of them trucks, projected to reach 321 by 2042. The structure is 66 ft (20.1 m) long and 23 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesKY-3630
CrossesLittle Sturgeon Creek
LocationAt N Jnct. With Ky 30
RouteState Highway 3630
CountyOwsley County
StateKentucky
Coordinates37.44556, -83.78972
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length66 ft (20.1 m)
Longest span33 ft (10.1 m)
Deck width23 ft (6.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic321 (2022)
Projected traffic321 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$164,000
NavigationNo navigation control on waterway

Frequently asked questions

When was KY-3630 over Little Sturgeon Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is KY-3630 over Little Sturgeon 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 March 2024.

How much traffic does KY-3630 over Little Sturgeon Creek carry?

About 321 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is KY-3630 over Little Sturgeon Creek?

The structure is 66 ft (20.1 m) long with a longest span of 33 ft (10.1 m) and a deck 23 ft wide.

Who owns KY-3630 over Little Sturgeon Creek?

It is owned by the State Highway Agency.