US Bridges

US-127 over Mocks Branch

Fair

Boyle County, Kentucky · S. Mercer-Boyle CO LN · Structure no. 011B00051N

Built
1958
67 years old, rebuilt 1988
Condition
Fair
inspected October 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
16,063
2021 count
Owner
State
State Highway Agency

About this bridge

US-127 over Mocks Branch is a concrete culvert carrying US-127 over Mocks Branch in Boyle County, Kentucky. It was built in 1958 and reconstructed in 1988, so it is 67 years old, older than the Kentucky average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 16,063 vehicles a day, roughly 10% of them trucks, projected to reach 16,063 by 2041. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-127
CrossesMocks Branch
LocationS. Mercer-Boyle CO LN
RouteU.S. Route 127
Coordinates37.70444, -84.8075
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110 US tons
Inventory rating86.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,063 (2021)
Projected traffic16,063 by 2041
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-127 over Mocks Branch built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 1988.

What condition is US-127 over Mocks Branch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2024.

How much traffic does US-127 over Mocks Branch carry?

About 16,063 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is US-127 over Mocks Branch?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns US-127 over Mocks Branch?

It is owned by the State Highway Agency.