US Bridges

KY-691 over Lyons Branch

Fair

Cumberland County, Kentucky · .6 Mi. N JCT Ky 1205 · Structure no. 029B00014N

Built
1935
90 years old
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
32 ft
2 main spans
Daily traffic
136
2021 count
Owner
State
State Highway Agency

About this bridge

KY-691 over Lyons Branch is a concrete culvert carrying KY-691 over Lyons Branch in Cumberland County, Kentucky. It was built in 1935, so it is 90 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 5 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 136 vehicles a day, projected to reach 136 by 2041. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 100 mi (161 km).

Location

Open in Google Maps
CarriesKY-691
CrossesLyons Branch
Location.6 Mi. N JCT Ky 1205
RouteState Highway 691
CountyCumberland County
StateKentucky
Coordinates36.76556, -85.45861
Functional classRural Minor Collector

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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating41.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length32 ft (9.8 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic136 (2021)
Projected traffic136 by 2041
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed100 mi (161 km)
TollOn a free road
National Highway SystemNo

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 KY-691 over Lyons Branch built?

It was built in 1935, making it 90 years old in 2025.

What condition is KY-691 over Lyons 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 March 2024.

How much traffic does KY-691 over Lyons Branch carry?

About 136 vehicles per day (2021 count).

How long is KY-691 over Lyons Branch?

The structure is 32 ft (9.8 m) long with a longest span of 14 ft (4.3 m).

Who owns KY-691 over Lyons Branch?

It is owned by the State Highway Agency.