US Bridges

US 460 over Big Spring Branch

Good

Morgan County, Kentucky · 0.5 M SE of JCT Ky 1081 · Structure no. 088B00106N

Built
2021
4 years old
Condition
Good
inspected October 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
963
2021 count
Owner
State
State Highway Agency

About this bridge

US 460 over Big Spring Branch is a concrete culvert carrying US 460 over Big Spring Branch in Morgan County, Kentucky. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 963 vehicles a day, roughly 7% of them trucks, projected to reach 963 by 2041. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS 460
CrossesBig Spring Branch
Location0.5 M SE of JCT Ky 1081
RouteU.S. Route 460
Coordinates37.83722, -83.185
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
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating50 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadGreater than HL 93
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic963 (2021)
Projected traffic963 by 2041
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 US 460 over Big Spring Branch built?

It was built in 2021, making it 4 years old in 2025.

What condition is US 460 over Big Spring Branch 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 2023.

How much traffic does US 460 over Big Spring Branch carry?

About 963 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is US 460 over Big Spring Branch?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns US 460 over Big Spring Branch?

It is owned by the State Highway Agency.